Trailing Edge Dimmer Switch 3-150W 2 Gang
Product description
A double wall dimmer switch like this is a practical upgrade when you want more control over ambience without changing your existing lighting setup. This trailing edge dimmer light switch is designed for dimmable LED, halogen and incandescent bulbs, with a power range of 3 to 150 W, so you can match everyday lighting to the moment. It also uses a soft-start approach to help the light ramp smoothly to your chosen level.
What matters most

If you like lighting that feels comfortable rather than abrupt, a dimmer with soft-start can make a noticeable difference. This switch uses a gentle ramp-up so the output rises gradually to your preset level, which helps reduce surge currents that can shorten bulb life. For busy households or frequently used rooms, the smooth control is paired with a scratch-resistant surface that is made to keep looking neat even with regular use. 🛠️


It also covers a broad range of bulb types, which is useful if your lighting includes a mix of LED, halogen and older incandescent designs. The trailing edge technology is intended to work seamlessly with most dimmable bulbs in that group, supporting flicker-free style control. That makes it a solid choice when you want consistent dimming behaviour rather than trial and error. 💡

Key features
This is a 2 gang, 1 way double wall dimmer switch with a rotary control design. The unit is rated for 3 to 150 W, giving you flexibility across common household bulb outputs. Trailing edge dimming is supported for dimmable LED, halogen and incandescent bulbs, which helps with compatibility across typical bulb choices.



A key detail is the low-wattage handling, where the switch is engineered to manage low LED loads starting from 3 W. That matters if you have modern low-watt LED bulbs and want dimming to behave properly at the lower end of the range. The installation is also described as suitable for modern slimmer builds thanks to a compact 25 mm minimum mounting box depth, where space can be a constraint. 🔧
On top of that, the dimmer incorporates safety protection features. It combines overload protection with stable capacity, with a maximum LED capacity described as 150 W, to help prevent damage when loads are excessive. As with any electrical accessory, it is important to follow the manufacturer’s guidance for the bulbs you plan to dim. 🙂

Tech specs


- Type: Trailing edge dimmer switch
- Size: 25 mm minimum mounting box depth
- Power range: 3 to 150 W
- Maximum LED capacity: 150 W
- Control style: 1 way, 2 way rotary switch
- Gang count: 2 gang
- Colour: White

Who it’s for

It’s a good fit if you want a straightforward wall dimmer that can cover dimmable LED, halogen and incandescent bulbs, while giving smoother transitions thanks to soft-start technology. It suits day-to-day rooms where lighting is often adjusted, such as living rooms, dining areas or bedrooms, especially when you value durability and a clean-looking front panel. It may not suit you if you are after a specific smart lighting feature set, since the focus here is on traditional rotary dimming control rather than connectivity.
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