Best Switches Relays Deals Online in the UK (10 Deals Found)

Last Updated - 13/12/2025 Sort By:

Best Choice
Gebildet

New
Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 4-Pin SPST Automotiv
Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holde

£11.99
Gebildet

New
Gebildet 2pcs 40/30 Amp Waterproof Relay Switch 12AWG Harness Set with Built-in Diode- 12V DC 4-Pin SPST Automotive Rela
12 V DC automotive waterproof relay (max 14 V). Note: 12 V and 14 V are coil voltages, they are not the voltage that tri

£11.89
Best Value
talNite

New
12V Fuse Relay Switch Harness Set with 30A Blade Fuse – 4-Pin SPST Automotive Relays with Built-in Fuse Holder, Heavy Du
UPGRADED SPACE-SAVING DESIGN: Each automotive relay in this relay holder set comes with a built-in fuse socket and 30A A

£6.99 £7.59
Hailege

New
Hailege 2pcs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger
The module uses genuine quality relay, normally open interfaces , Maximum load: AC 250V/10A, DC 30V/10A.

£6.49
SHUNYABEI

New
2Pcs JD1912 Automotive Relay Switch & Starter 12V 40A SPST 4-Pin for Heavy Duty Cars, Trucks, Motorcycles, Boats (Black)
Package Includes :You will get 2Pcs JD1912 4 pin 12V/40A SPST Automotive Relay

£4.99
elechawk

New
RC Remote Controlled AUX on/Off Electronic Switch Relay for Car Truck Boat LED Light Drone (4A)
Package include a RC switch and a JST to futaba/JR adapter. This RC switch can be connected to receiver AUX channel or o

£6.99
Hailege

New
Hailege 2pcs 12V 1 Channel Relay Module Relay Switch With Optocoupler Isolation Support High or Low Level Trigger
Module uses genuine high quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A

£6.49
GLARKS

New
Glarks 10 Pack 12V 30/40 Amp 5-Pin SPDT Electrical Relays Switch for Automotive Truck Boat Marine
★ Package: Including 10 pack 5-Pin SPDT(Single Pole Double Throw) Electrical Relays Switch packed in a plastic box.

£12.99
MICTUNING

New
MICTUNING 12V Fuse Relay Switch Harness Set - 30A ATO/ATC Blade Fuse, 5-Pin SPST Automotive Electrical Relays with Heavy
✔Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse hold

£14.99
17% Off
LLFYXM

New
12v Relay 4 pin 30A, Universal JD1912 Safety Relays Multi-Purpose Automotive Car Starter Switch Relay for Truck Car Moto
Heavy-Duty 12V Relay Construction：This 12v relay（Universal JD1912） features a durable composite housing that withstands

£4.99 £5.99

10 Switches Relays deals are available from: Amazon stores, starting from £4.99.
The biggest discount we found is 17% on 12v Relay 4 pin 30A, Universal JD1912 Safety Relays Multi-Purpose Automotive Car Starter Switch Relay for Truck Car Motorcycles Boat Fans Oil Pumps, Operating Temperature from -40 to 85 Degree at Amazon.
The lowest price we found is £4.99 while the highest is £14.99.
Prices for the best Switches Relays deals average at £8.88.
Last updated on December 13, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Switches Relays.