Smart WiFi Fused Spur Timer Switch for Immersion Heaters, Electric Towel Rails, Storage Heaters & Lighting – 13A Timer Switch with Power Monitoring | Alexa & Google Voice Control | No Hub Required
£45.87







Price: EUR45.87
(as of May 15, 2026 22:42:02 UTC – Details)
Product Description





🕐 SMART TIMER & REMOTE CONTROL – Advanced programmable timer with scheduling via Smart Life app and Tuya Smart app. Control your immersion heater, storage heater, or towel rail from anywhere in the world. Set daily schedules, countdown timers, and boost functions.
🎙️ VOICE CONTROL & SMART HOME INTEGRATION – Full compatibility with Amazon Alexa and Google Assistant for hands-free voice commands. Works seamlessly with existing Tuya Smart ecosystem. No additional hub or bridge required – connects directly to 2.4GHz WiFi.
⚡ HIGH CAPACITY & DETAILED POWER MONITORING – Handles up to 3000W resistive loads (storage heaters, immersion heaters), 1000W halogen/incandescent, 500W LED, 100W CFL. Real-time power consumption tracking and energy usage history to reduce electricity bills.
🔒 PROFESSIONAL SAFETY FEATURES – Two-pole isolation switch with replaceable fuse for maximum safety. CE and RoHS certified. Perfect for high-power applications like immersion tanks, storage heaters, and electric towel rails in bathrooms.
🛠️ ELECTRICIAN-FRIENDLY INSTALLATION – Compact design with plenty of room for wiring connections. Fits standard 25mm UK backboxes with 2 x 2.5mm T&E conductors per terminal. LED indicators show power and output status for easy troubleshooting.
📱 COMPREHENSIVE APP CONTROL – Compatible with both Smart Life app and Tuya Smart app. Set up to 7-day weekly schedules, create scenes, monitor energy usage, and share device access with family members. Works with existing smart home setups.
8 reviews for Smart WiFi Fused Spur Timer Switch for Immersion Heaters, Electric Towel Rails, Storage Heaters & Lighting – 13A Timer Switch with Power Monitoring | Alexa & Google Voice Control | No Hub Required
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£45.87
caroline –
Might buy another one.
Husband here. I used this switch to control my immersion through a contactor. The switch controls the contactor so as to minimise the load on the switch. Working perfectly so far. No issues with the app or control options. No paywall for basic functions. I just need on/off, timer and timed boost. All easily done from the app. Will update review if I see any issues.
Bill Rodham –
Well made Smart Spur unit
Looks to be a well made product, easy to fit and connected to WiFi straightaway. The unit came with 2 lengths of screw to fit it to the back box, giving plenty of versatility in fixing. Very pleased with it so far.
Philip –
Great quality and easy to fit
Superb quality and very simple to install. Using the app I connected to my wifi in seconds.So nice to be able to give an honest 5 star recommendation for this switch.
CK –
Great for turning your device smart
It transformed my dumb immersion into a smart immersion. And it works great with my automation in Home Assistant!
Stuart –
Great isolator smart switch but select your backing box carefully.
Works great, paired with Smart Life app straight away & reports power consumption which not all smart switches do.Fitted into a 25mm back box although deeper might be easier if you have a lot of wiring to accomodate.Dropping one star because it required the screwplate tabs on the backing box to be relieved (others have found this issue too).
Michael Nugent –
Simple device that offers great flexibility.
The simple design of the device belies the variety of functionality it features (by using the SmartLife app). It is also compatible with the open-source Home Assistant system. Easy to install. I also like that if there’s a power cut, it picks up its schedule once the power/wifi are restored. The old manual clock timer was always behind in that regard. No fun waking up in the morning to no hot water!
Amazon Customer –
Kept tripping itâs MCD.
Maybe I got a lemon, but for some reason it always tripped the MCD on our consumer unit when turning off via a schedule. Worked fine via the push button so no idea why that would work but schedules would not.
Roland Skeats –
Towel rail remote switch
I use this switch via my phone every day, quality