diff --git a/Content.Server/Item/ItemToggle/Components/ItemToggleDisarmMalusComponent.cs b/Content.Server/Item/ItemToggle/Components/ItemToggleDisarmMalusComponent.cs
index 923a10b22a..30fa84ed90 100644
--- a/Content.Server/Item/ItemToggle/Components/ItemToggleDisarmMalusComponent.cs
+++ b/Content.Server/Item/ItemToggle/Components/ItemToggleDisarmMalusComponent.cs
@@ -1,19 +1,21 @@
 namespace Content.Server.Item;
 
 /// <summary>
-/// Handles whether this item applies a disarm malus when active. 
+/// Handles whether this item applies a disarm malus when active.
 /// </summary>
 [RegisterComponent]
 public sealed partial class ItemToggleDisarmMalusComponent : Component
 {
     /// <summary>
     ///     Item has this modifier to the chance to disarm when activated.
+    ///     If null, the value will be inferred from the current malus just before the malus is first deactivated.
     /// </summary>
     [ViewVariables(VVAccess.ReadOnly), DataField]
     public float? ActivatedDisarmMalus = null;
 
     /// <summary>
     ///     Item has this modifier to the chance to disarm when deactivated. If none is mentioned, it uses the item's default disarm modifier.
+    ///     If null, the value will be inferred from the current malus just before the malus is first activated.
     /// </summary>
     [ViewVariables(VVAccess.ReadOnly), DataField]
     public float? DeactivatedDisarmMalus = null;
diff --git a/Content.Server/Item/ItemToggle/Components/ItemToggleSharpComponent.cs b/Content.Server/Item/ItemToggle/Components/ItemToggleSharpComponent.cs
index ea2efae147..227491b16c 100644
--- a/Content.Server/Item/ItemToggle/Components/ItemToggleSharpComponent.cs
+++ b/Content.Server/Item/ItemToggle/Components/ItemToggleSharpComponent.cs
@@ -1,14 +1,9 @@
 namespace Content.Server.Item;
 
 /// <summary>
-/// Handles whether this item is sharp when toggled on. 
+/// Handles whether this item is sharp when toggled on.
 /// </summary>
 [RegisterComponent]
 public sealed partial class ItemToggleSharpComponent : Component
 {
-    /// <summary>
-    ///     Item can be used to butcher when activated.
-    /// </summary>
-    [ViewVariables(VVAccess.ReadOnly), DataField]
-    public bool ActivatedSharp = true;
 }
diff --git a/Content.Server/Item/ItemToggle/ItemToggleSystem.cs b/Content.Server/Item/ItemToggle/ItemToggleSystem.cs
index 4507ace9d2..f98415eb08 100644
--- a/Content.Server/Item/ItemToggle/ItemToggleSystem.cs
+++ b/Content.Server/Item/ItemToggle/ItemToggleSystem.cs
@@ -1,9 +1,7 @@
-using Content.Shared.Item;
 using Content.Server.CombatMode.Disarm;
 using Content.Server.Kitchen.Components;
 using Content.Shared.Item.ItemToggle;
 using Content.Shared.Item.ItemToggle.Components;
-using ItemToggleComponent = Content.Shared.Item.ItemToggle.Components.ItemToggleComponent;
 
 namespace Content.Server.Item;
 
@@ -13,47 +11,34 @@ public sealed class ItemToggleSystem : SharedItemToggleSystem
     {
         base.Initialize();
 
-        SubscribeLocalEvent<ItemToggleComponent, ItemToggledEvent>(Toggle);
+        SubscribeLocalEvent<ItemToggleSharpComponent, ItemToggledEvent>(ToggleSharp);
+        SubscribeLocalEvent<ItemToggleDisarmMalusComponent, ItemToggledEvent>(ToggleMalus);
     }
 
-    private void Toggle(EntityUid uid, ItemToggleComponent comp, ref ItemToggledEvent args)
+    private void ToggleSharp(Entity<ItemToggleSharpComponent> ent, ref ItemToggledEvent args)
     {
-        if (args.Activated == true)
-        {
-            if (TryComp<ItemToggleSharpComponent>(uid, out var itemSharpness))
-            {
-                if (itemSharpness.ActivatedSharp)
-                    EnsureComp<SharpComponent>(uid);
-            }
-
-            if (!TryComp<ItemToggleDisarmMalusComponent>(uid, out var itemToggleDisarmMalus) ||
-                !TryComp<DisarmMalusComponent>(uid, out var malus))
-                return;
-
-            //Default the deactivated DisarmMalus to the item's value before activation happens.
-            itemToggleDisarmMalus.DeactivatedDisarmMalus ??= malus.Malus;
-
-            if (itemToggleDisarmMalus.ActivatedDisarmMalus != null)
-            {
-                malus.Malus = (float) itemToggleDisarmMalus.ActivatedDisarmMalus;
-            }
-        }
+        // TODO generalize this into a  "ToggleComponentComponent", though probably with a better name
+        if (args.Activated)
+            EnsureComp<SharpComponent>(ent);
         else
+            RemCompDeferred<SharpComponent>(ent);
+    }
+
+    private void ToggleMalus(Entity<ItemToggleDisarmMalusComponent> ent, ref ItemToggledEvent args)
+    {
+        if (!TryComp<DisarmMalusComponent>(ent, out var malus))
+            return;
+
+        if (args.Activated)
         {
-            if (TryComp<ItemToggleSharpComponent>(uid, out var itemSharpness))
-            {
-                if (itemSharpness.ActivatedSharp)
-                    RemCompDeferred<SharpComponent>(uid);
-            }
-
-            if (!TryComp<ItemToggleDisarmMalusComponent>(uid, out var itemToggleDisarmMalus) ||
-                !TryComp<DisarmMalusComponent>(uid, out var malus))
-                return;
-
-            if (itemToggleDisarmMalus.DeactivatedDisarmMalus != null)
-            {
-                malus.Malus = (float) itemToggleDisarmMalus.DeactivatedDisarmMalus;
-            }
+            ent.Comp.DeactivatedDisarmMalus ??= malus.Malus;
+            if (ent.Comp.ActivatedDisarmMalus is {} activatedMalus)
+                malus.Malus = activatedMalus;
+            return;
         }
+
+        ent.Comp.ActivatedDisarmMalus ??= malus.Malus;
+        if (ent.Comp.DeactivatedDisarmMalus is {} deactivatedMalus)
+            malus.Malus = deactivatedMalus;
     }
 }
diff --git a/Content.Server/Stunnable/Systems/StunbatonSystem.cs b/Content.Server/Stunnable/Systems/StunbatonSystem.cs
index 5f019490b5..c1782efaba 100644
--- a/Content.Server/Stunnable/Systems/StunbatonSystem.cs
+++ b/Content.Server/Stunnable/Systems/StunbatonSystem.cs
@@ -58,10 +58,7 @@ namespace Content.Server.Stunnable.Systems
 
         private void ToggleDone(Entity<StunbatonComponent> entity, ref ItemToggledEvent args)
         {
-            if (!TryComp<ItemComponent>(entity, out var item))
-                return;
-
-            _item.SetHeldPrefix(entity.Owner, args.Activated ? "on" : "off", component: item);
+            _item.SetHeldPrefix(entity.Owner, args.Activated ? "on" : "off");
         }
 
         private void TryTurnOn(Entity<StunbatonComponent> entity, ref ItemToggleActivateAttemptEvent args)
diff --git a/Content.Server/Tools/ToolSystem.Welder.cs b/Content.Server/Tools/ToolSystem.Welder.cs
index 1eabd6c6d2..727526b398 100644
--- a/Content.Server/Tools/ToolSystem.Welder.cs
+++ b/Content.Server/Tools/ToolSystem.Welder.cs
@@ -7,7 +7,6 @@ using Content.Shared.DoAfter;
 using Content.Shared.Examine;
 using Content.Shared.FixedPoint;
 using Content.Shared.Interaction;
-using Content.Shared.Item;
 using Content.Shared.Item.ItemToggle;
 using Content.Shared.Tools.Components;
 using Robust.Shared.GameStates;
@@ -32,8 +31,8 @@ namespace Content.Server.Tools
             SubscribeLocalEvent<WelderComponent, DoAfterAttemptEvent<ToolDoAfterEvent>>(OnWelderToolUseAttempt);
             SubscribeLocalEvent<WelderComponent, ComponentShutdown>(OnWelderShutdown);
             SubscribeLocalEvent<WelderComponent, ComponentGetState>(OnWelderGetState);
-            SubscribeLocalEvent<WelderComponent, ItemToggleActivateAttemptEvent>(TryTurnOn);
-            SubscribeLocalEvent<WelderComponent, ItemToggleDeactivateAttemptEvent>(TurnOff);
+            SubscribeLocalEvent<WelderComponent, ItemToggledEvent>(OnToggle);
+            SubscribeLocalEvent<WelderComponent, ItemToggleActivateAttemptEvent>(OnActivateAttempt);
         }
 
         public (FixedPoint2 fuel, FixedPoint2 capacity) GetWelderFuelAndCapacity(EntityUid uid, WelderComponent? welder = null, SolutionContainerManagerComponent? solutionContainer = null)
@@ -45,55 +44,54 @@ namespace Content.Server.Tools
             return (fuelSolution.GetTotalPrototypeQuantity(welder.FuelReagent), fuelSolution.MaxVolume);
         }
 
-        public void TryTurnOn(Entity<WelderComponent> entity, ref ItemToggleActivateAttemptEvent args)
+        private void OnToggle(Entity<WelderComponent> entity, ref ItemToggledEvent args)
         {
-            if (!_solutionContainer.ResolveSolution(entity.Owner, entity.Comp.FuelSolutionName, ref entity.Comp.FuelSolution, out var solution) ||
-                !TryComp<TransformComponent>(entity, out var transform))
+            if (args.Activated)
+                TurnOn(entity, args.User);
+            else
+                TurnOff(entity, args.User);
+        }
+
+        private void OnActivateAttempt(Entity<WelderComponent> entity, ref ItemToggleActivateAttemptEvent args)
+        {
+            if (!_solutionContainer.ResolveSolution(entity.Owner, entity.Comp.FuelSolutionName, ref entity.Comp.FuelSolution, out var solution))
             {
                 args.Cancelled = true;
+                args.Popup = Loc.GetString("welder-component-no-fuel-message");
                 return;
             }
 
             var fuel = solution.GetTotalPrototypeQuantity(entity.Comp.FuelReagent);
-
-            // Not enough fuel to lit welder.
             if (fuel == FixedPoint2.Zero || fuel < entity.Comp.FuelLitCost)
             {
-                if (args.User != null)
-                {
-                    _popup.PopupEntity(Loc.GetString("welder-component-no-fuel-message"), entity, (EntityUid) args.User);
-                }
+                args.Popup = Loc.GetString("welder-component-no-fuel-message");
                 args.Cancelled = true;
-                return;
             }
+        }
+
+        public void TurnOn(Entity<WelderComponent> entity, EntityUid? user)
+        {
+            if (!_solutionContainer.ResolveSolution(entity.Owner, entity.Comp.FuelSolutionName, ref entity.Comp.FuelSolution))
+                return;
 
             _solutionContainer.RemoveReagent(entity.Comp.FuelSolution.Value, entity.Comp.FuelReagent, entity.Comp.FuelLitCost);
+            AdminLogger.Add(LogType.InteractActivate, LogImpact.Low,
+                $"{ToPrettyString(user):user} toggled {ToPrettyString(entity.Owner):welder} on");
 
-            // Logging
-            AdminLogger.Add(LogType.InteractActivate, LogImpact.Low, $"{ToPrettyString(args.User):user} toggled {ToPrettyString(entity.Owner):welder} on");
-
-            _ignitionSource.SetIgnited(entity.Owner);
-
-            if (transform.GridUid is { } gridUid)
+            var xform = Transform(entity);
+            if (xform.GridUid is { } gridUid)
             {
-                var position = _transformSystem.GetGridOrMapTilePosition(entity.Owner, transform);
+                var position = _transformSystem.GetGridOrMapTilePosition(entity.Owner, xform);
                 _atmosphereSystem.HotspotExpose(gridUid, position, 700, 50, entity.Owner, true);
             }
 
-            Dirty(entity);
-
             _activeWelders.Add(entity);
         }
 
-        public void TurnOff(Entity<WelderComponent> entity, ref ItemToggleDeactivateAttemptEvent args)
+        public void TurnOff(Entity<WelderComponent> entity, EntityUid? user)
         {
-            // Logging
-            AdminLogger.Add(LogType.InteractActivate, LogImpact.Low, $"{ToPrettyString(args.User):user} toggled {ToPrettyString(entity.Owner):welder} off");
-
-            _ignitionSource.SetIgnited(entity.Owner, false);
-
-            Dirty(entity);
-
+            AdminLogger.Add(LogType.InteractActivate, LogImpact.Low,
+                $"{ToPrettyString(user):user} toggled {ToPrettyString(entity.Owner):welder} off");
             _activeWelders.Remove(entity);
         }
 
@@ -186,7 +184,9 @@ namespace Content.Server.Tools
             if (_welderTimer < WelderUpdateTimer)
                 return;
 
-            // TODO Use an "active welder" component instead, EntityQuery over that.
+            // TODO Serialization. _activeWelders is not serialized.
+            // Need to use some "active" component, and EntityQuery over that.
+            // Probably best to generalize it to a "ToggleableFuelDrain" component.
             foreach (var tool in _activeWelders.ToArray())
             {
                 if (!TryComp(tool, out WelderComponent? welder)
diff --git a/Content.Shared/Item/ItemToggle/Components/ItemToggleComponent.cs b/Content.Shared/Item/ItemToggle/Components/ItemToggleComponent.cs
index 3ea80ec735..620ddfd194 100644
--- a/Content.Shared/Item/ItemToggle/Components/ItemToggleComponent.cs
+++ b/Content.Shared/Item/ItemToggle/Components/ItemToggleComponent.cs
@@ -16,7 +16,7 @@ public sealed partial class ItemToggleComponent : Component
     /// <summary>
     ///     The item's toggle state.
     /// </summary>
-    [ViewVariables(VVAccess.ReadWrite), DataField, AutoNetworkedField]
+    [DataField, AutoNetworkedField]
     public bool Activated = false;
 
     /// <summary>
@@ -45,6 +45,12 @@ public sealed partial class ItemToggleComponent : Component
     /// </summary>
     [ViewVariables(VVAccess.ReadWrite), DataField, AutoNetworkedField]
     public SoundSpecifier? SoundFailToActivate;
+
+    /// <summary>
+    /// Whether or not to toggle the entity's lights on or off.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField, AutoNetworkedField]
+    public bool ToggleLight = true;
 }
 
 /// <summary>
@@ -55,6 +61,11 @@ public record struct ItemToggleActivateAttemptEvent(EntityUid? User)
 {
     public bool Cancelled = false;
     public readonly EntityUid? User = User;
+
+    /// <summary>
+    /// Pop-up that gets shown to users explaining why the attempt was cancelled.
+    /// </summary>
+    public string? Popup { get; set; }
 }
 
 /// <summary>
@@ -77,21 +88,3 @@ public readonly record struct ItemToggledEvent(bool Predicted, bool Activated, E
     public readonly bool Activated = Activated;
     public readonly EntityUid? User = User;
 }
-
-/// <summary>
-/// Raised directed on an entity when an itemtoggle is activated.
-/// </summary>
-[ByRefEvent]
-public readonly record struct ItemToggleActivatedEvent(EntityUid? User)
-{
-    public readonly EntityUid? User = User;
-}
-
-/// <summary>
-/// Raised directed on an entity when an itemtoggle is deactivated.
-/// </summary>
-[ByRefEvent]
-public readonly record struct ItemToggleDeactivatedEvent(EntityUid? User)
-{
-    public readonly EntityUid? User = User;
-}
diff --git a/Content.Shared/Item/ItemToggle/Components/ItemToggleHotComponent.cs b/Content.Shared/Item/ItemToggle/Components/ItemToggleHotComponent.cs
index c3eb1d1e58..4bcd6e25c0 100644
--- a/Content.Shared/Item/ItemToggle/Components/ItemToggleHotComponent.cs
+++ b/Content.Shared/Item/ItemToggle/Components/ItemToggleHotComponent.cs
@@ -5,12 +5,7 @@ namespace Content.Shared.Item.ItemToggle.Components;
 /// <summary>
 /// Handles whether the item is hot when toggled on.
 /// </summary>
-[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
+[RegisterComponent, NetworkedComponent]
 public sealed partial class ItemToggleHotComponent : Component
 {
-    /// <summary>
-    ///     Item becomes hot when active.
-    /// </summary>
-    [ViewVariables(VVAccess.ReadWrite), DataField, AutoNetworkedField]
-    public bool IsHotWhenActivated = true;
 }
diff --git a/Content.Shared/Item/ItemToggle/SharedItemToggleSystem.cs b/Content.Shared/Item/ItemToggle/SharedItemToggleSystem.cs
index e2e5fc2e3c..523f67bac3 100644
--- a/Content.Shared/Item/ItemToggle/SharedItemToggleSystem.cs
+++ b/Content.Shared/Item/ItemToggle/SharedItemToggleSystem.cs
@@ -1,5 +1,6 @@
 using Content.Shared.Interaction.Events;
 using Content.Shared.Item.ItemToggle.Components;
+using Content.Shared.Popups;
 using Content.Shared.Temperature;
 using Content.Shared.Toggleable;
 using Content.Shared.Wieldable;
@@ -20,11 +21,13 @@ public abstract class SharedItemToggleSystem : EntitySystem
     [Dependency] private readonly SharedAppearanceSystem _appearance = default!;
     [Dependency] private readonly SharedPointLightSystem _light = default!;
     [Dependency] private readonly INetManager _netManager = default!;
+    [Dependency] private readonly SharedPopupSystem _popup = default!;
 
     public override void Initialize()
     {
         base.Initialize();
 
+        SubscribeLocalEvent<ItemToggleComponent, ComponentStartup>(OnStartup);
         SubscribeLocalEvent<ItemToggleComponent, ItemUnwieldedEvent>(TurnOffonUnwielded);
         SubscribeLocalEvent<ItemToggleComponent, ItemWieldedEvent>(TurnOnonWielded);
         SubscribeLocalEvent<ItemToggleComponent, UseInHandEvent>(OnUseInHand);
@@ -34,6 +37,11 @@ public abstract class SharedItemToggleSystem : EntitySystem
         SubscribeLocalEvent<ItemToggleActiveSoundComponent, ItemToggledEvent>(UpdateActiveSound);
     }
 
+    private void OnStartup(Entity<ItemToggleComponent> ent, ref ComponentStartup args)
+    {
+        UpdateVisuals(ent);
+    }
+
     private void OnUseInHand(EntityUid uid, ItemToggleComponent itemToggle, UseInHandEvent args)
     {
         if (args.Handled)
@@ -73,6 +81,9 @@ public abstract class SharedItemToggleSystem : EntitySystem
         if (itemToggle.Activated)
             return true;
 
+        if (!itemToggle.Predictable && _netManager.IsClient)
+            return true;
+
         var attempt = new ItemToggleActivateAttemptEvent(user);
         RaiseLocalEvent(uid, ref attempt);
 
@@ -83,12 +94,16 @@ public abstract class SharedItemToggleSystem : EntitySystem
             else
                 _audio.PlayPvs(itemToggle.SoundFailToActivate, uid);
 
+            if (attempt.Popup != null && user != null)
+            {
+                if (predicted)
+                    _popup.PopupClient(attempt.Popup, uid, user.Value);
+                else
+                    _popup.PopupEntity(attempt.Popup, uid, user.Value);
+            }
+
             return false;
         }
-        // If the item's toggle is unpredictable because of something like requiring fuel or charge, then clients exit here.
-        // Otherwise you get stuff like an item activating client-side and then turning back off when it synchronizes with the server.
-        if (predicted == false && _netManager.IsClient)
-            return true;
 
         Activate(uid, itemToggle, predicted, user);
 
@@ -103,6 +118,9 @@ public abstract class SharedItemToggleSystem : EntitySystem
         if (!Resolve(uid, ref itemToggle))
             return false;
 
+        if (!itemToggle.Predictable && _netManager.IsClient)
+            return true;
+
         if (!itemToggle.Activated)
             return true;
 
@@ -114,10 +132,6 @@ public abstract class SharedItemToggleSystem : EntitySystem
             return false;
         }
 
-        // If the item's toggle is unpredictable because of something like requiring fuel or charge, then clients exit here.
-        if (predicted == false && _netManager.IsClient)
-            return true;
-
         Deactivate(uid, itemToggle, predicted, user);
         return true;
     }
@@ -135,7 +149,6 @@ public abstract class SharedItemToggleSystem : EntitySystem
         }
 
         var soundToPlay = itemToggle.SoundActivate;
-
         if (predicted)
             _audio.PlayPredicted(soundToPlay, uid, user);
         else
@@ -146,10 +159,8 @@ public abstract class SharedItemToggleSystem : EntitySystem
         var toggleUsed = new ItemToggledEvent(predicted, Activated: true, user);
         RaiseLocalEvent(uid, ref toggleUsed);
 
-        var activev = new ItemToggleActivatedEvent(user);
-        RaiseLocalEvent(uid, ref activev);
-
         itemToggle.Activated = true;
+        UpdateVisuals((uid, itemToggle));
         Dirty(uid, itemToggle);
     }
 
@@ -158,35 +169,38 @@ public abstract class SharedItemToggleSystem : EntitySystem
     /// </summary>
     private void Deactivate(EntityUid uid, ItemToggleComponent itemToggle, bool predicted, EntityUid? user = null)
     {
-        // TODO: Fix this hardcoding
-        TryComp(uid, out AppearanceComponent? appearance);
-        _appearance.SetData(uid, ToggleableLightVisuals.Enabled, false, appearance);
-        _appearance.SetData(uid, ToggleVisuals.Toggled, false, appearance);
-
-        if (_light.TryGetLight(uid, out var light))
-        {
-            _light.SetEnabled(uid, false, light);
-        }
-
         var soundToPlay = itemToggle.SoundDeactivate;
-
         if (predicted)
             _audio.PlayPredicted(soundToPlay, uid, user);
         else
             _audio.PlayPvs(soundToPlay, uid);
-
         // END FIX HARDCODING
 
         var toggleUsed = new ItemToggledEvent(predicted, Activated: false, user);
         RaiseLocalEvent(uid, ref toggleUsed);
 
-        var activev = new ItemToggleDeactivatedEvent(user);
-        RaiseLocalEvent(uid, ref activev);
-
         itemToggle.Activated = false;
+        UpdateVisuals((uid, itemToggle));
         Dirty(uid, itemToggle);
     }
 
+    private void UpdateVisuals(Entity<ItemToggleComponent> ent)
+    {
+        if (TryComp(ent, out AppearanceComponent? appearance))
+        {
+            _appearance.SetData(ent, ToggleVisuals.Toggled, ent.Comp.Activated, appearance);
+
+            if (ent.Comp.ToggleLight)
+                _appearance.SetData(ent, ToggleableLightVisuals.Enabled, ent.Comp.Activated, appearance);
+        }
+
+        if (!ent.Comp.ToggleLight)
+            return;
+
+        if (_light.TryGetLight(ent, out var light))
+            _light.SetEnabled(ent, ent.Comp.Activated, light);
+    }
+
     /// <summary>
     /// Used for items that require to be wielded in both hands to activate. For instance the dual energy sword will turn off if not wielded.
     /// </summary>
@@ -218,8 +232,7 @@ public abstract class SharedItemToggleSystem : EntitySystem
     /// </summary>
     private void OnIsHotEvent(EntityUid uid, ItemToggleHotComponent itemToggleHot, IsHotEvent args)
     {
-        if (itemToggleHot.IsHotWhenActivated)
-            args.IsHot = IsActivated(uid);
+        args.IsHot |= IsActivated(uid);
     }
 
     /// <summary>