diff --git a/code/__DEFINES/dcs/signals/signals_object.dm b/code/__DEFINES/dcs/signals/signals_object.dm
index 2044aab51e2..4d9c6e9c00b 100644
--- a/code/__DEFINES/dcs/signals/signals_object.dm
+++ b/code/__DEFINES/dcs/signals/signals_object.dm
@@ -558,19 +558,29 @@
 #define COMSIG_ASSEMBLY_DETACHED "assembly_detached"
 
 /*
- * The following two signals are separate from the above two because buttons don't set the holder of the inserted assembly.
+ * The following four signals are separate from the above two because buttons and pressure plates don't set the holder of the inserted assembly.
  * This causes subtle behavioral differences that future handlers for these signals may need to account for,
  * even if none of the currently implemented handlers do.
  */
 
-/// Sent from /obj/machinery/button/assembly_act(obj/machinery/button/button, mob/user)
+/// Sent when an assembly is added to a button : (obj/machinery/button/button, mob/user)
 #define COMSIG_ASSEMBLY_ADDED_TO_BUTTON "assembly_added_to_button"
 
-/// Sent from /obj/machinery/button/remove_assembly(obj/machinery/button/button, mob/user)
+/// Sent when an assembly is removed from a button : (obj/machinery/button/button, mob/user)
 #define COMSIG_ASSEMBLY_REMOVED_FROM_BUTTON "assembly_removed_from_button"
 
+/// Sent when an assembly is added to a pressure plate : (obj/item/pressureplate/pressure_plate, mob/user)
+#define COMSIG_ASSEMBLY_ADDED_TO_PRESSURE_PLATE "assembly_added_to_pressure_plate"
+
+/// Sent when an assembly is removed from a pressure plate : (obj/item/pressureplate/pressure_plate, mob/user)
+#define COMSIG_ASSEMBLY_REMOVED_FROM_PRESSURE_PLATE "assembly_removed_from_pressure_playe"
+
 /// Sent from /datum/powernet/add_cable()
 #define COMSIG_CABLE_ADDED_TO_POWERNET "cable_added_to_powernet"
 
 /// Sent from /datum/powernet/remove_cable()
 #define COMSIG_CABLE_REMOVED_FROM_POWERNET "cable_removed_from_powernet"
+
+/// Sent from /datum/wires/attach_assembly() : (atom/holder)
+#define COMSIG_ASSEMBLY_PRE_ATTACH "assembly_pre_attach"
+	#define COMPONENT_CANCEL_ATTACH (1<<0)
diff --git a/code/__DEFINES/traits/declarations.dm b/code/__DEFINES/traits/declarations.dm
index dc3d6fa0c1d..5d35a7fcb87 100644
--- a/code/__DEFINES/traits/declarations.dm
+++ b/code/__DEFINES/traits/declarations.dm
@@ -1424,4 +1424,7 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 /// Mob doesn't get closed eyelids overlay when it gets knocked out cold or dies
 #define TRAIT_NO_EYELIDS "no_eyelids"
 
+/// Trait applied when the wire bundle component is added to an [/obj/item/integrated_circuit]
+#define TRAIT_COMPONENT_WIRE_BUNDLE "component_wire_bundle"
+
 // END TRAIT DEFINES
diff --git a/code/__DEFINES/wires.dm b/code/__DEFINES/wires.dm
index 4926996f26b..034bb8897e6 100644
--- a/code/__DEFINES/wires.dm
+++ b/code/__DEFINES/wires.dm
@@ -2,6 +2,30 @@
 #define COMSIG_CUT_WIRE(wire) "cut_wire [wire]"
 #define COMSIG_MEND_WIRE(wire) "mend_wire [wire]"
 
+/// from base of /datum/wires/proc/on_pulse : (wire, mob/user)
+#define COMSIG_PULSE_WIRE "pulse_wire"
+
+// Directionality of wire pulses
+
+/// The wires interact with their holder when pulsed
+#define WIRES_INPUT (1<<0)
+/// The wires have a reason to toggle whether attached assemblies are armed
+#define WIRES_TOGGLE_ARMED (1<<1)
+/// The wires only want to activate assemblies that do something other than (dis)arming themselves
+#define WIRES_FUNCTIONAL_OUTPUT (1<<2)
+/// The holder can both pulse its wires and be affected by its wires getting pulsed
+#define WIRES_ALL (WIRES_INPUT | WIRES_TOGGLE_ARMED | WIRES_FUNCTIONAL_OUTPUT)
+
+/// The assembly can pulse a wire it is attached to
+#define ASSEMBLY_INPUT (1<<0)
+/// The assembly toggles whether it will pulse the attached wire when it is pulsed by the attached wire
+#define ASSEMBLY_TOGGLE_ARMED (1<<1)
+/// The assembly does something other than just (dis)arming itself when it is pulsed by the wire it is attached to
+#define ASSEMBLY_FUNCTIONAL_OUTPUT (1<<2)
+/// The assembly can both pulse the wire it is attached to, and (dis)arms itself when pulsed by the wire
+#define ASSEMBLY_TOGGLEABLE_INPUT (ASSEMBLY_INPUT | ASSEMBLY_TOGGLE_ARMED)
+#define ASSEMBLY_ALL (ASSEMBLY_TOGGLEABLE_INPUT | ASSEMBLY_FUNCTIONAL_OUTPUT)
+
 //retvals for attempt_wires_interaction
 #define WIRE_INTERACTION_FAIL 0
 #define WIRE_INTERACTION_SUCCESSFUL 1
@@ -72,3 +96,5 @@
 #define AI_WIRE_DISABLED 1
 #define AI_WIRE_HACKED 2
 #define AI_WIRE_DISABLED_HACKED -1
+
+#define MAX_WIRE_COUNT 17
diff --git a/code/_globalvars/traits/_traits.dm b/code/_globalvars/traits/_traits.dm
index 4edc46bb503..e351e155dc1 100644
--- a/code/_globalvars/traits/_traits.dm
+++ b/code/_globalvars/traits/_traits.dm
@@ -687,6 +687,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_CIRCUIT_UI_OPEN" = TRAIT_CIRCUIT_UI_OPEN,
 		"TRAIT_CIRCUIT_UNDUPABLE" = TRAIT_CIRCUIT_UNDUPABLE,
 		"TRAIT_COMPONENT_MMI" = TRAIT_COMPONENT_MMI,
+		"TRAIT_COMPONENT_WIRE_BUNDLE" = TRAIT_COMPONENT_WIRE_BUNDLE,
 	),
 	/obj/item/modular_computer = list(
 		"TRAIT_MODPC_HALVED_DOWNLOAD_SPEED" = TRAIT_MODPC_HALVED_DOWNLOAD_SPEED,
diff --git a/code/datums/wires/_wires.dm b/code/datums/wires/_wires.dm
index 73bdc511ee4..13b9420d836 100644
--- a/code/datums/wires/_wires.dm
+++ b/code/datums/wires/_wires.dm
@@ -7,16 +7,14 @@
 	if(I.tool_behaviour == TOOL_WIRECUTTER || I.tool_behaviour == TOOL_MULTITOOL)
 		return TRUE
 	if(isassembly(I))
-		var/obj/item/assembly/A = I
-		if(A.attachable)
-			return TRUE
+		return TRUE
 
 /atom/proc/attempt_wire_interaction(mob/user)
 	if(!wires)
 		return WIRE_INTERACTION_FAIL
 	if(!user.CanReach(src))
 		return WIRE_INTERACTION_FAIL
-	wires.interact(user)
+	INVOKE_ASYNC(wires, TYPE_PROC_REF(/datum/wires, interact), user)
 	return WIRE_INTERACTION_BLOCK
 
 /datum/wires
@@ -29,6 +27,9 @@
 	/// The display name for the wire set shown in station blueprints. Not shown in blueprints if randomize is TRUE or it's an item NT wouldn't know about (Explosives/Nuke). Also used in the hacking interface.
 	var/proper_name = "Unknown"
 
+	/// Whether pulsed wires affect the holder, and/or the holder pulses its wires
+	var/wire_behavior = WIRES_INPUT
+
 	/// List of all wires.
 	var/list/wires = list()
 	/// List of cut wires.
@@ -179,6 +180,7 @@
 /datum/wires/proc/pulse(wire, user, force=FALSE)
 	if(!force && is_cut(wire))
 		return
+	SEND_SIGNAL(src, COMSIG_PULSE_WIRE, wire, user)
 	on_pulse(wire, user)
 
 /datum/wires/proc/pulse_color(color, mob/living/user, force=FALSE)
@@ -191,7 +193,7 @@
 			return TRUE
 
 /datum/wires/proc/attach_assembly(color, obj/item/assembly/S)
-	if(S && istype(S) && S.attachable && !is_attached(color))
+	if(S && istype(S) && S.assembly_behavior && !is_attached(color) && !(SEND_SIGNAL(S, COMSIG_ASSEMBLY_PRE_ATTACH, holder) & COMPONENT_CANCEL_ATTACH))
 		assemblies[color] = S
 		S.forceMove(holder)
 		S.connected = src
@@ -384,13 +386,13 @@
 				I = L.get_active_held_item()
 				if(isassembly(I))
 					var/obj/item/assembly/A = I
-					if(A.attachable)
+					if(A.assembly_behavior & wire_behavior)
 						if(!L.temporarilyRemoveItemFromInventory(A))
 							return
 						if(!attach_assembly(target_wire, A))
 							A.forceMove(L.drop_location())
 						. = TRUE
 					else
-						to_chat(L, span_warning("You need an attachable assembly!"))
+						to_chat(L, span_warning("You cannot attach this assembly to these wires!"))
 
 #undef MAXIMUM_EMP_WIRES
diff --git a/code/datums/wires/scanner_gate.dm b/code/datums/wires/scanner_gate.dm
index 14752ec6795..cb363d68f95 100644
--- a/code/datums/wires/scanner_gate.dm
+++ b/code/datums/wires/scanner_gate.dm
@@ -2,6 +2,7 @@
 	holder_type = /obj/machinery/scanner_gate
 	proper_name = "Scanner Gate"
 	wires = list(WIRE_ACCEPT, WIRE_DENY, WIRE_DISABLE)
+	wire_behavior = WIRES_FUNCTIONAL_OUTPUT
 
 /datum/wires/scanner_gate/on_pulse(wire, user)
 	. = ..()
diff --git a/code/datums/wires/wire_bundle_component.dm b/code/datums/wires/wire_bundle_component.dm
new file mode 100644
index 00000000000..5cd4ffa2af6
--- /dev/null
+++ b/code/datums/wires/wire_bundle_component.dm
@@ -0,0 +1,24 @@
+#define CAPACITY_PER_WIRE 10
+
+/datum/wires/wire_bundle_component
+	holder_type = /atom //Anything that can have a shell component, really.
+	randomize = TRUE
+	wire_behavior = WIRES_ALL
+
+/datum/wires/wire_bundle_component/New(atom/holder)
+	var/datum/component/shell/shell_comp = holder.GetComponent(/datum/component/shell)
+	if(!istype(shell_comp))
+		CRASH("Holder does not have a shell component!")
+	var/wire_count = clamp(round(shell_comp.capacity / CAPACITY_PER_WIRE, 1), 1, MAX_WIRE_COUNT)
+	for(var/index in 1 to wire_count)
+		wires += "Port [index]"
+	..()
+
+/datum/wires/wire_bundle_component/always_reveal_wire(color)
+	return TRUE // Let's not make wiring up this stuff confusing - just give them what wires correspond to what ports.
+
+/datum/wires/wire_bundle_component/ui_data(mob/user)
+	proper_name = holder.name
+	. = ..()
+
+#undef CAPACITY_PER_WIRE
diff --git a/code/game/machinery/buttons.dm b/code/game/machinery/buttons.dm
index c8aba44ef47..66f1b64795a 100644
--- a/code/game/machinery/buttons.dm
+++ b/code/game/machinery/buttons.dm
@@ -140,6 +140,9 @@
 	if(device)
 		to_chat(user, span_warning("The button already contains a device!"))
 		return ITEM_INTERACT_BLOCKING
+	if(!(new_device.assembly_behavior & ASSEMBLY_FUNCTIONAL_OUTPUT))
+		to_chat(user, span_warning("\The [new_device] won't really do anything meaningful inside of the button..."))
+		return ITEM_INTERACT_BLOCKING
 	if(!user.transferItemToLoc(new_device, src, silent = FALSE))
 		to_chat(user, span_warning("\The [new_device] is stuck to you!"))
 		return ITEM_INTERACT_BLOCKING
diff --git a/code/game/objects/items/devices/pressureplates.dm b/code/game/objects/items/devices/pressureplates.dm
index 17f324d109f..ea27894d829 100644
--- a/code/game/objects/items/devices/pressureplates.dm
+++ b/code/game/objects/items/devices/pressureplates.dm
@@ -14,12 +14,12 @@
 	var/specific_item = null
 	var/trigger_silent = FALSE
 	var/sound/trigger_sound = 'sound/effects/pressureplate.ogg'
-	var/obj/item/assembly/signaler/sigdev = null
+	var/obj/item/assembly/assembly = null
 	var/roundstart_signaller = FALSE
 	var/roundstart_signaller_freq = FREQ_PRESSURE_PLATE
 	var/roundstart_signaller_code = 30
 	var/roundstart_hide = FALSE
-	var/removable_signaller = TRUE
+	var/removable_assembly = TRUE
 	var/active = FALSE
 	var/image/tile_overlay = null
 	var/can_trigger = TRUE
@@ -31,9 +31,10 @@
 	. = ..()
 	tile_overlay = image(icon = 'icons/turf/floors.dmi', icon_state = "pp_overlay")
 	if(roundstart_signaller)
-		sigdev = new
-		sigdev.code = roundstart_signaller_code
-		sigdev.set_frequency(roundstart_signaller_freq)
+		var/obj/item/assembly/signaler/signaller = new(src)
+		signaller.code = roundstart_signaller_code
+		signaller.set_frequency(roundstart_signaller_freq)
+		assembly = signaller
 
 	if(undertile_pressureplate)
 		AddElement(/datum/element/undertile, tile_overlay = tile_overlay, use_anchor = TRUE)
@@ -59,21 +60,28 @@
 
 /obj/item/pressure_plate/proc/trigger()
 	can_trigger = TRUE
-	if(istype(sigdev))
-		sigdev.signal()
+	if(istype(assembly))
+		assembly.activate()
 
-/obj/item/pressure_plate/attackby(obj/item/I, mob/living/L)
-	if(issignaler(I) && !istype(sigdev) && removable_signaller && L.transferItemToLoc(I, src))
-		sigdev = I
-		to_chat(L, span_notice("You attach [I] to [src]!"))
+/obj/item/pressure_plate/attackby(obj/item/item, mob/living/L)
+	if(isassembly(item) && !istype(assembly) && removable_assembly)
+		var/obj/item/assembly/new_assembly = item
+		if(!(new_assembly.assembly_behavior & ASSEMBLY_FUNCTIONAL_OUTPUT))
+			to_chat(L, span_warning("\The [item] doesn't seem like it would do much of anything inside of [src]..."))
+			return
+		if(L.transferItemToLoc(item, src))
+			assembly = item
+			SEND_SIGNAL(item, COMSIG_ASSEMBLY_ADDED_TO_PRESSURE_PLATE, src, L)
+		to_chat(L, span_notice("You attach [item] to [src]!"))
 	return ..()
 
 /obj/item/pressure_plate/attack_self(mob/living/L)
-	if(removable_signaller && istype(sigdev))
-		to_chat(L, span_notice("You remove [sigdev] from [src]."))
-		if(!L.put_in_hands(sigdev))
-			sigdev.forceMove(get_turf(src))
-		sigdev = null
+	if(removable_assembly && istype(assembly))
+		to_chat(L, span_notice("You remove [assembly] from [src]."))
+		SEND_SIGNAL(assembly, COMSIG_ASSEMBLY_REMOVED_FROM_PRESSURE_PLATE, src, L)
+		if(!L.put_in_hands(assembly))
+			assembly.forceMove(get_turf(src))
+		assembly = null
 	return ..()
 
 /obj/item/pressure_plate/item_ctrl_click(mob/user)
@@ -97,7 +105,7 @@
 	protected = TRUE
 	anchored = TRUE //this prevents us from being picked up
 	active = TRUE
-	removable_signaller = FALSE
+	removable_assembly = FALSE
 	/// puzzle id we send if stepped on
 	var/puzzle_id
 	/// queue size must match
diff --git a/code/game/objects/items/puzzle_pieces.dm b/code/game/objects/items/puzzle_pieces.dm
index a7bd4da85ae..f5e3cf6da68 100644
--- a/code/game/objects/items/puzzle_pieces.dm
+++ b/code/game/objects/items/puzzle_pieces.dm
@@ -168,7 +168,7 @@
 	trigger_mob = FALSE
 	trigger_item = TRUE
 	specific_item = /obj/structure/holobox
-	removable_signaller = FALSE //Being a pressure plate subtype, this can also use signals.
+	removable_assembly = FALSE //Being a pressure plate subtype, this can also use signals.
 	roundstart_signaller_freq = FREQ_HOLOGRID_SOLUTION //Frequency is kept on its own default channel however.
 	active = TRUE
 	trigger_delay = 10
diff --git a/code/modules/assembly/assembly.dm b/code/modules/assembly/assembly.dm
index dbd5a704614..0ac5993aecc 100644
--- a/code/modules/assembly/assembly.dm
+++ b/code/modules/assembly/assembly.dm
@@ -23,7 +23,7 @@
 	var/secured = TRUE
 	var/list/attached_overlays = null
 	var/obj/item/assembly_holder/holder = null
-	var/attachable = FALSE // can this be attached to wires
+	var/assembly_behavior = ASSEMBLY_FUNCTIONAL_OUTPUT // how does the assembly behave with respect to what it's connected to
 	var/datum/wires/connected = null
 	var/next_activate = 0 //When we're next allowed to activate - for spam control
 
@@ -126,7 +126,7 @@
 			balloon_alert(user, "can't attach another of that!")
 			return
 		if(new_assembly.secured || secured)
-			balloon_alert(user, "both devices not attachable!")
+			balloon_alert(user, "both devices not assembly_behavior!")
 			return
 
 		holder = new /obj/item/assembly_holder(drop_location())
diff --git a/code/modules/assembly/doorcontrol.dm b/code/modules/assembly/doorcontrol.dm
index 31584976ced..33610283502 100644
--- a/code/modules/assembly/doorcontrol.dm
+++ b/code/modules/assembly/doorcontrol.dm
@@ -2,7 +2,6 @@
 	name = "blast door controller"
 	desc = "A small electronic device able to control a blast door remotely."
 	icon_state = "control"
-	attachable = TRUE
 	/// The ID of the blast door electronics to match to the ID of the blast door being used.
 	var/id = null
 	/// Cooldown of the door's controller. Updates when pressed (activate())
diff --git a/code/modules/assembly/health.dm b/code/modules/assembly/health.dm
index ad2c6ac1764..d4635ac159f 100644
--- a/code/modules/assembly/health.dm
+++ b/code/modules/assembly/health.dm
@@ -3,7 +3,7 @@
 	desc = "Used for scanning and monitoring health."
 	icon_state = "health"
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT*8, /datum/material/glass=SMALL_MATERIAL_AMOUNT * 2)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_TOGGLEABLE_INPUT
 
 	var/scanning = FALSE
 	var/health_scan
diff --git a/code/modules/assembly/mousetrap.dm b/code/modules/assembly/mousetrap.dm
index 187a161df80..2b2065a67a0 100644
--- a/code/modules/assembly/mousetrap.dm
+++ b/code/modules/assembly/mousetrap.dm
@@ -4,7 +4,7 @@
 	icon_state = "mousetrap"
 	inhand_icon_state = "mousetrap"
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_TOGGLEABLE_INPUT
 	var/armed = FALSE
 	drop_sound = 'sound/items/handling/component_drop.ogg'
 	pickup_sound = 'sound/items/handling/component_pickup.ogg'
diff --git a/code/modules/assembly/proximity.dm b/code/modules/assembly/proximity.dm
index 6ba2a7a6342..9b7ccad9aef 100644
--- a/code/modules/assembly/proximity.dm
+++ b/code/modules/assembly/proximity.dm
@@ -3,7 +3,7 @@
 	desc = "Used for scanning and alerting when someone enters a certain proximity."
 	icon_state = "prox"
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT*8, /datum/material/glass=SMALL_MATERIAL_AMOUNT * 2)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_TOGGLEABLE_INPUT
 	drop_sound = 'sound/items/handling/component_drop.ogg'
 	pickup_sound = 'sound/items/handling/component_pickup.ogg'
 	var/scanning = FALSE
diff --git a/code/modules/assembly/signaler.dm b/code/modules/assembly/signaler.dm
index 4e265384ace..b5346386d7d 100644
--- a/code/modules/assembly/signaler.dm
+++ b/code/modules/assembly/signaler.dm
@@ -6,7 +6,7 @@
 	lefthand_file = 'icons/mob/inhands/items/devices_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/items/devices_righthand.dmi'
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT * 4, /datum/material/glass=SMALL_MATERIAL_AMOUNT*1.2)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_ALL
 	drop_sound = 'sound/items/handling/component_drop.ogg'
 	pickup_sound = 'sound/items/handling/component_pickup.ogg'
 
diff --git a/code/modules/assembly/timer.dm b/code/modules/assembly/timer.dm
index 09cbfd9b0dc..b25d30e1b4b 100644
--- a/code/modules/assembly/timer.dm
+++ b/code/modules/assembly/timer.dm
@@ -3,7 +3,7 @@
 	desc = "Used to time things. Works well with contraptions which has to count down. Tick tock."
 	icon_state = "timer"
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT*5, /datum/material/glass=SMALL_MATERIAL_AMOUNT*0.5)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_TOGGLEABLE_INPUT
 	drop_sound = 'sound/items/handling/component_drop.ogg'
 	pickup_sound = 'sound/items/handling/component_pickup.ogg'
 
diff --git a/code/modules/assembly/voice.dm b/code/modules/assembly/voice.dm
index de0954c960e..106b8127307 100644
--- a/code/modules/assembly/voice.dm
+++ b/code/modules/assembly/voice.dm
@@ -8,7 +8,7 @@
 	desc = "A small electronic device able to record a voice sample, and send a signal when that sample is repeated."
 	icon_state = "voice"
 	custom_materials = list(/datum/material/iron=SMALL_MATERIAL_AMOUNT*5, /datum/material/glass=SMALL_MATERIAL_AMOUNT*0.5)
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_TOGGLEABLE_INPUT
 	verb_say = "beeps"
 	verb_ask = "beeps"
 	verb_exclaim = "beeps"
diff --git a/code/modules/research/designs/wiremod_designs.dm b/code/modules/research/designs/wiremod_designs.dm
index f8732cc332b..526e8d2a54a 100644
--- a/code/modules/research/designs/wiremod_designs.dm
+++ b/code/modules/research/designs/wiremod_designs.dm
@@ -477,6 +477,11 @@
 	id = "comp_assoc_list_pick"
 	build_path = /obj/item/circuit_component/list_pick/assoc
 
+/datum/design/component/wire_bundle
+	name = "Wire Bundle"
+	id = "comp_wire_bundle"
+	build_path = /obj/item/circuit_component/wire_bundle
+
 /datum/design/component/wirenet_receive
 	name = "Wirenet Receiver Component"
 	id = "comp_wirenet_receive"
@@ -691,3 +696,32 @@
 	category = list(
 		RND_CATEGORY_CIRCUITRY + RND_SUBCATEGORY_CIRCUITRY_SHELLS
 	)
+
+/datum/design/undertile_shell
+	name = "Under-tile Shell"
+	desc = "A small shell that can fit under the floor."
+	id = "undertile_shell"
+	materials = list(
+		/datum/material/glass=HALF_SHEET_MATERIAL_AMOUNT,
+		/datum/material/iron=SHEET_MATERIAL_AMOUNT*2.5,
+	)
+	build_path = /obj/item/undertile_circuit
+	build_type = COMPONENT_PRINTER
+	category = list(
+		RND_CATEGORY_CIRCUITRY + RND_SUBCATEGORY_CIRCUITRY_SHELLS
+	)
+
+
+/datum/design/wallmount_shell
+	name = "Wall-mounted Shell"
+	desc = "A large shell that can be mounted on a wall."
+	id = "wallmount_shell"
+	materials = list(
+		/datum/material/glass=SHEET_MATERIAL_AMOUNT,
+		/datum/material/iron=SHEET_MATERIAL_AMOUNT*5,
+	)
+	build_path = /obj/item/wallframe/circuit
+	build_type = COMPONENT_PRINTER
+	category = list(
+		RND_CATEGORY_CIRCUITRY + RND_SUBCATEGORY_CIRCUITRY_SHELLS
+	)
diff --git a/code/modules/research/techweb/nodes/circuit_nodes.dm b/code/modules/research/techweb/nodes/circuit_nodes.dm
index 109873c3851..9ef3b929ac4 100644
--- a/code/modules/research/techweb/nodes/circuit_nodes.dm
+++ b/code/modules/research/techweb/nodes/circuit_nodes.dm
@@ -86,6 +86,7 @@
 		"comp_typecast",
 		"comp_typecheck",
 		"comp_view_sensor",
+		"comp_wire_bundle",
 		"comp_wirenet_receive",
 		"comp_wirenet_send",
 		"comp_wirenet_send_literal",
@@ -108,6 +109,8 @@
 		"money_bot_shell",
 		"scanner_gate_shell",
 		"scanner_shell",
+		"undertile_shell",
+		"wallmount_shell",
 		"comp_equip_action",
 	)
 	research_costs = list(TECHWEB_POINT_TYPE_GENERIC = TECHWEB_TIER_1_POINTS)
diff --git a/code/modules/wiremod/components/utility/wire_bundle.dm b/code/modules/wiremod/components/utility/wire_bundle.dm
new file mode 100644
index 00000000000..7e0355e8948
--- /dev/null
+++ b/code/modules/wiremod/components/utility/wire_bundle.dm
@@ -0,0 +1,115 @@
+/obj/item/circuit_component/wire_bundle
+	display_name = "Wire Bundle"
+	desc = "A bundle of exposed wires that assemblies can be attached to. Ports will only show up once the circuit is inserted into a shell."
+	category = "Utility"
+	circuit_flags = CIRCUIT_FLAG_REFUSE_MODULE
+
+	var/datum/wires/wire_bundle_component/tracked_wires
+
+	var/list/wire_input_ports = list()
+	var/list/wire_output_ports = list()
+
+/obj/item/circuit_component/wire_bundle/get_ui_notices()
+	. = ..()
+	. += create_ui_notice("Port count is proportional to shell capacity.", "orange", "plug")
+	. += create_ui_notice("Max port count: [MAX_WIRE_COUNT]", "orange", "plug")
+	. += create_ui_notice("Incompatible with assembly shell.", "red", "plug-circle-xmark")
+
+/obj/item/circuit_component/wire_bundle/register_shell(atom/movable/shell)
+	. = ..()
+	if(isassembly(shell) && !parent.admin_only)
+		return
+	if(shell.wires) // Don't add wires to shells that already have some.
+		return
+	tracked_wires = new(shell)
+	shell.set_wires(tracked_wires)
+	for(var/wire in tracked_wires.wires)
+		wire_input_ports[add_input_port("Pulse [wire]", PORT_TYPE_SIGNAL)] = wire
+		wire_output_ports[wire] = add_output_port("[wire] Pulsed", PORT_TYPE_SIGNAL)
+	RegisterSignal(tracked_wires, COMSIG_PULSE_WIRE, PROC_REF(on_pulse_wire))
+	RegisterSignal(shell, COMSIG_ATOM_REQUESTING_CONTEXT_FROM_ITEM, PROC_REF(on_shell_requesting_context))
+	RegisterSignal(shell, COMSIG_ATOM_ITEM_INTERACTION_SECONDARY, PROC_REF(on_shell_secondary_interaction))
+
+/obj/item/circuit_component/wire_bundle/unregister_shell(atom/movable/shell)
+	. = ..()
+	if(shell.wires != tracked_wires)
+		return
+	UnregisterSignal(shell, list(COMSIG_ATOM_ITEM_INTERACTION_SECONDARY, COMSIG_ATOM_REQUESTING_CONTEXT_FROM_ITEM))
+	for(var/color in tracked_wires.colors)
+		var/obj/item/assembly/assembly = tracked_wires.detach_assembly(color)
+		if(assembly)
+			assembly.forceMove(drop_location())
+	shell.set_wires(null)
+	QDEL_NULL(tracked_wires)
+	for(var/datum/port/input/in_port in wire_input_ports)
+		remove_input_port(in_port)
+	for(var/wire in wire_output_ports)
+		var/datum/port/output/out_port = wire_output_ports[wire]
+		remove_output_port(out_port)
+	wire_input_ports.Cut()
+	wire_output_ports.Cut()
+
+/obj/item/circuit_component/wire_bundle/add_to(obj/item/integrated_circuit/added_to)
+	. = ..()
+	if(HAS_TRAIT(added_to, TRAIT_COMPONENT_WIRE_BUNDLE))
+		return FALSE
+	ADD_TRAIT(added_to, TRAIT_COMPONENT_WIRE_BUNDLE, REF(src))
+
+/obj/item/circuit_component/wire_bundle/removed_from(obj/item/integrated_circuit/removed_from)
+	. = ..()
+	REMOVE_TRAIT(removed_from, TRAIT_COMPONENT_WIRE_BUNDLE, REF(src))
+	return ..()
+
+/obj/item/circuit_component/wire_bundle/input_received(datum/port/input/port)
+	. = ..()
+	if(!port)
+		return
+	var/wire = wire_input_ports[port]
+	if(!wire)
+		return
+	if(tracked_wires.is_cut(wire))
+		return
+	var/color = tracked_wires.get_color_of_wire(wire)
+	var/obj/item/assembly/attached = tracked_wires.get_attached(color)
+	attached?.activate()
+
+/obj/item/circuit_component/wire_bundle/proc/on_pulse_wire(source, wire)
+	SIGNAL_HANDLER
+	if(tracked_wires.is_cut(wire))
+		return
+	var/datum/port/output/port = wire_output_ports[wire]
+	if(!istype(port))
+		return
+	port.set_output(COMPONENT_SIGNAL)
+
+/obj/item/circuit_component/wire_bundle/proc/can_access_wires(atom/source)
+	if(ismachinery(source))
+		var/obj/machinery/machine = source
+		return machine.panel_open
+	return TRUE
+
+/obj/item/circuit_component/wire_bundle/proc/on_shell_requesting_context(atom/source, list/context, obj/item/item, mob/user)
+	SIGNAL_HANDLER
+	. = NONE
+
+	if(!is_wire_tool(item))
+		return
+	if(!can_access_wires(source))
+		return
+	context[SCREENTIP_CONTEXT_RMB] = "Interact with wires"
+	return CONTEXTUAL_SCREENTIP_SET
+
+/obj/item/circuit_component/wire_bundle/proc/on_shell_secondary_interaction(atom/source, mob/user, obj/item/tool)
+	SIGNAL_HANDLER
+	if(!is_wire_tool(tool))
+		return
+	if(!can_access_wires(source))
+		return
+	var/datum/component/shell/shell_comp = source.GetComponent(/datum/component/shell)
+	if(shell_comp.locked)
+		source.balloon_alert(user, "locked!")
+		return ITEM_INTERACT_FAILURE
+	if(source.attempt_wire_interaction(user) == WIRE_INTERACTION_BLOCK)
+		return ITEM_INTERACT_BLOCKING
+
+
diff --git a/code/modules/wiremod/shell/assembly.dm b/code/modules/wiremod/shell/assembly.dm
index 3e69331c4c8..033808c8454 100644
--- a/code/modules/wiremod/shell/assembly.dm
+++ b/code/modules/wiremod/shell/assembly.dm
@@ -7,13 +7,13 @@
 	name = "circuit assembly"
 	desc = "A small electronic device that can house an integrated circuit."
 	icon_state = "wiremod"
-	attachable = TRUE
+	assembly_behavior = ASSEMBLY_ALL
 
 	/// A reference to any holder to use power from instead of the circuit's own cell
 	var/atom/movable/power_use_proxy
 
 	/// Valid types for `power_use_proxy` to be
-	var/static/list/power_use_override_types = list(/obj/machinery, /obj/vehicle/sealed/mecha, /obj/item/mod/control, /mob/living/silicon/robot)
+	var/static/list/power_use_override_types = list(/obj/machinery, /obj/vehicle/sealed/mecha, /obj/item/mod/control, /obj/item/pressure_plate, /mob/living/silicon/robot)
 
 /obj/item/assembly/wiremod/Initialize(mapload)
 	. = ..()
@@ -23,10 +23,11 @@
 	), SHELL_CAPACITY_SMALL)
 	RegisterSignal(shell, COMSIG_SHELL_CIRCUIT_ATTACHED, PROC_REF(on_circuit_attached))
 	RegisterSignal(shell, COMSIG_SHELL_CIRCUIT_REMOVED, PROC_REF(on_circuit_removed))
-	RegisterSignals(src, list(COMSIG_ASSEMBLY_ATTACHED, COMSIG_ASSEMBLY_ADDED_TO_BUTTON), PROC_REF(on_attached))
-	RegisterSignals(src, list(COMSIG_ASSEMBLY_DETACHED, COMSIG_ASSEMBLY_REMOVED_FROM_BUTTON), PROC_REF(on_detached))
+	RegisterSignal(src, COMSIG_ASSEMBLY_PRE_ATTACH, PROC_REF(on_pre_attach))
+	RegisterSignals(src, list(COMSIG_ASSEMBLY_ATTACHED, COMSIG_ASSEMBLY_ADDED_TO_BUTTON, COMSIG_ASSEMBLY_ADDED_TO_PRESSURE_PLATE), PROC_REF(on_attached))
+	RegisterSignals(src, list(COMSIG_ASSEMBLY_DETACHED, COMSIG_ASSEMBLY_REMOVED_FROM_BUTTON, COMSIG_ASSEMBLY_REMOVED_FROM_PRESSURE_PLATE), PROC_REF(on_detached))
 
-/obj/item/assembly/wiremod/proc/on_circuit_attached(_source, obj/item/integrated_circuit/circuit)
+/obj/item/assembly/wiremod/proc/on_circuit_attached(source, obj/item/integrated_circuit/circuit)
 	SIGNAL_HANDLER
 	RegisterSignal(circuit, COMSIG_CIRCUIT_PRE_POWER_USAGE, PROC_REF(override_circuit_power_usage))
 
@@ -34,12 +35,24 @@
 	SIGNAL_HANDLER
 	UnregisterSignal(source.attached_circuit, COMSIG_CIRCUIT_PRE_POWER_USAGE)
 
-/obj/item/assembly/wiremod/proc/on_attached(_source, atom/movable/holder)
+/obj/item/assembly/wiremod/proc/on_pre_attach(obj/item/circuit_component/wire_bundle/source, atom/holder)
+	SIGNAL_HANDLER
+	if(!istype(source))
+		return
+	if(source.parent.admin_only)
+		return
+	if(istype(holder.wires, /datum/wires/wire_bundle_component))
+		var/datum/component/shell/shell_comp = GetComponent(/datum/component/shell)
+		if(shell_comp.attached_circuit.admin_only)
+			return
+		return COMPONENT_CANCEL_ATTACH
+
+/obj/item/assembly/wiremod/proc/on_attached(source, atom/movable/holder)
 	SIGNAL_HANDLER
 	if(is_type_in_list(holder, power_use_override_types))
 		power_use_proxy = holder
 
-/obj/item/assembly/wiremod/proc/on_detached(_source)
+/obj/item/assembly/wiremod/proc/on_detached(source)
 	SIGNAL_HANDLER
 	power_use_proxy = null
 
@@ -59,6 +72,12 @@
 		var/obj/item/mod/control/modsuit = power_use_proxy
 		if(modsuit.subtract_charge(power_to_use))
 			return COMPONENT_OVERRIDE_POWER_USAGE
+	if(istype(power_use_proxy, /obj/item/pressure_plate))
+		if(!power_use_proxy.anchored)
+			return
+		var/area/our_area = get_area(power_use_proxy)
+		if(our_area.apc?.use_energy(power_to_use, AREA_USAGE_EQUIP))
+			return COMPONENT_OVERRIDE_POWER_USAGE
 	if(iscyborg(power_use_proxy))
 		var/mob/living/silicon/robot/borg = power_use_proxy
 		if(borg.cell?.use(power_to_use, force = TRUE))
diff --git a/code/modules/wiremod/shell/undertile.dm b/code/modules/wiremod/shell/undertile.dm
new file mode 100644
index 00000000000..69ef66b61c0
--- /dev/null
+++ b/code/modules/wiremod/shell/undertile.dm
@@ -0,0 +1,13 @@
+/obj/item/undertile_circuit
+	name = "circuit panel"
+	desc = "A panel for an integrated circuit. It needs to be fit under a floor tile to operate."
+	icon = 'icons/obj/science/circuits.dmi'
+	inhand_icon_state = "flashtool"
+	lefthand_file = 'icons/mob/inhands/equipment/security_lefthand.dmi'
+	righthand_file = 'icons/mob/inhands/equipment/security_righthand.dmi'
+	icon_state = "undertile"
+
+/obj/item/undertile_circuit/Initialize(mapload)
+	. = ..()
+	AddElement(/datum/element/undertile, TRAIT_T_RAY_VISIBLE, INVISIBILITY_OBSERVER, use_anchor = TRUE)
+	AddComponent(/datum/component/shell, null, SHELL_CAPACITY_SMALL, SHELL_FLAG_REQUIRE_ANCHOR|SHELL_FLAG_USB_PORT)
diff --git a/code/modules/wiremod/shell/wallmount.dm b/code/modules/wiremod/shell/wallmount.dm
new file mode 100644
index 00000000000..d461f696da1
--- /dev/null
+++ b/code/modules/wiremod/shell/wallmount.dm
@@ -0,0 +1,33 @@
+/obj/structure/wallmount_circuit
+	name = "circuit box"
+	desc = "A wall-mounted box suitable for the installation of integrated circuits."
+	icon = 'icons/obj/science/circuits.dmi'
+	icon_state = "wallmount"
+	layer = BELOW_OBJ_LAYER
+	anchored = TRUE
+
+	resistance_flags = LAVA_PROOF | FIRE_PROOF
+
+/obj/structure/wallmount_circuit/Initialize(mapload)
+	. = ..()
+	AddComponent(/datum/component/shell, null, SHELL_CAPACITY_LARGE, SHELL_FLAG_REQUIRE_ANCHOR|SHELL_FLAG_USB_PORT)
+
+/obj/structure/wallmount_circuit/wrench_act(mob/living/user, obj/item/tool)
+	var/datum/component/shell/shell_comp = GetComponent(/datum/component/shell)
+	if(shell_comp.locked)
+		balloon_alert(user, "locked!")
+		return ITEM_INTERACT_FAILURE
+	to_chat(user, span_notice("You start unsecuring the circuit box..."))
+	if(tool.use_tool(src, user, 40, volume=50))
+		to_chat(user, span_notice("You unsecure the circuit box."))
+		playsound(loc, 'sound/items/deconstruct.ogg', 50, TRUE)
+		deconstruct(TRUE)
+	return ITEM_INTERACT_SUCCESS
+
+/obj/item/wallframe/circuit
+	name = "circuit box frame"
+	desc = "A box that can be mounted on a wall and have circuits installed."
+	icon = 'icons/obj/science/circuits.dmi'
+	icon_state = "wallmount_assembly"
+	result_path = /obj/structure/wallmount_circuit
+	pixel_shift = 32
diff --git a/icons/obj/science/circuits.dmi b/icons/obj/science/circuits.dmi
index 1d50c67823b..e91025ae613 100644
Binary files a/icons/obj/science/circuits.dmi and b/icons/obj/science/circuits.dmi differ
diff --git a/tgstation.dme b/tgstation.dme
index 31035ae171a..255baf3b398 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -2003,6 +2003,7 @@
 #include "code\datums\wires\syndicatebomb.dm"
 #include "code\datums\wires\tesla_coil.dm"
 #include "code\datums\wires\vending.dm"
+#include "code\datums\wires\wire_bundle_component.dm"
 #include "code\datums\wounds\_wound_static_data.dm"
 #include "code\datums\wounds\_wounds.dm"
 #include "code\datums\wounds\blunt.dm"
@@ -6470,6 +6471,7 @@
 #include "code\modules\wiremod\components\utility\timepiece.dm"
 #include "code\modules\wiremod\components\utility\typecast.dm"
 #include "code\modules\wiremod\components\utility\typecheck.dm"
+#include "code\modules\wiremod\components\utility\wire_bundle.dm"
 #include "code\modules\wiremod\components\variables\getter.dm"
 #include "code\modules\wiremod\components\variables\setter.dm"
 #include "code\modules\wiremod\components\wirenet\receive.dm"
@@ -6518,6 +6520,8 @@
 #include "code\modules\wiremod\shell\scanner_gate.dm"
 #include "code\modules\wiremod\shell\server.dm"
 #include "code\modules\wiremod\shell\shell_items.dm"
+#include "code\modules\wiremod\shell\undertile.dm"
+#include "code\modules\wiremod\shell\wallmount.dm"
 #include "code\modules\zombie\items.dm"
 #include "code\modules\zombie\organs.dm"
 #include "code\ze_genesis_call\genesis_call.dm"