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Blue Specialty Electrical Switches & Relays

Shop the best prices on 1,075 great value blue specialty electrical switches & relays. Shopping for specialty electrical switches & relays is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy specialty electrical switches & relays online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1 - 32 of 1,075
25-26 12mm LED Illuminated Metal Momentary Push Button Switch Boat Car 3A/220V DC
£1.95 Save £2.00 RRP: £3.95
12V DC Delay Relay Delay Turn on / Delay Turn Off Switch Module with Timer
£3.95 Save £2.00 RRP: £5.95
12V Light Control Switch Photoresistor Relay Module Detection Sensor XH-M131
£3.95 Save £2.00 RRP: £5.95
LCUS - type 1 USB relay module USB intelligent switch control
£5.95 Save £9.00 RRP: £14.95
12V Light Control Switch Photoresistor Relay Module Detection Sensor XH-M131
£3.95
Adjustable 12V DC Delay Timer Relay Module, 3PCS On/Off Switch with Programmable Timing Control
£9.95 Save £4.00 RRP: £13.95
2pcs Usb To Rs485 Converter Isolate Module Upgrade Industrial Esd Protection Ch340e Standard -485 C
£4.95 Save £5.00 RRP: £9.95
3x 12v Dc Delay Relay Delay Turn On / Delay Turn Off Switch Module With Timer
£8.95 Save £4.00 RRP: £12.95
-671 WCS1800 Hall Current Sensor Detects 35A Short-Circuit / Overcurrent Protection Module
£8.95
Modbus Rtu 4 Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module
£7.95 Save £3.00 RRP: £10.95
4 Pin/6 Pin KCD4 Rocker Switch On Off 2 Position
£15.95 Save £15.00 RRP: £30.95
Heavy Duty Float Switch for Suspended Solids (Line Length 10 Meters) float tank
£44.95
5X EG7500 Inverter Front Stage Boost Push-Pull Switching Power Drive Board Fully Compatible with KA
£22.95
12v 20a Winch In Winch Out On-off-on Rocker Switch 7 Pin Led Blue
£5.95 Save £3.00 RRP: £8.95
12V DC Delay Relay Delay Turn on / Delay Turn Off Switch Module with Timer
£4.95 Save £5.00 RRP: £9.95
Robust Sewage Solid and Viscous Liquid Float Switch with 4-meter Line Length
£54.00 Save £55.00 RRP: £109.00
DC 12V Timer Delay 1-10S Time Adjustable Relay Trigger Delay Switch
£6.95 Save £5.00 RRP: £11.95
12V 20A Winch In Winch Out ON-OFF-ON Rocker Switch 7 Pin LED blue
£5.95 Save £4.00 RRP: £9.95
12V Light Control Switch Photoresistor Relay Module Detection Sensor XH-M131
£4.95 Save £1.00 RRP: £5.95
7Pin Laser Momentary Rocker Switch 12V ON-OFF-ON LED Light
£13.95 Save £21.00 RRP: £34.95
Industrial Float Switch for Wastewater and Solids with Long Cable
£54.00 Save £35.00 RRP: £89.00
3X 12V DC Delay Relay Delay Turn on / Delay Turn Off Switch Module with Timer
£8.95 Save £40.05 RRP: £49.00
LCUS - type 1 USB relay module USB intelligent switch control
£6.95
Heavy Duty Float Switch For Sewage, Suspended Solids And Viscous Liquids (line Length 10 Meters)
£79.00 Save £15.00 RRP: £94.00
Heavy-Duty Float Switch for Sewage and Thick Liquids, 4m Cable, High Solid Compatibility
£31.95 Save £32.05 RRP: £64.00
12V Light Control Switch Photoresistor Relay Module Detection Sensor XH-M131
£5.95 Save £12.00 RRP: £17.95
3X 12V DC Delay Relay Delay Turn on / Delay Turn Off Switch Module with Timer
£8.95 Save £40.05 RRP: £49.00
DC 12V Timing Timer Delay 1-10S Time Adjustable Relay with Indicator Light Turn OFF Relay Module Tr
£10.95 Save £78.05 RRP: £89.00
Heavy Duty Float Switch for Sewage, Suspended Solids and Viscous Liquids (Line Length 10 Meters) - KM
£54.00 Save £75.00 RRP: £129.00
Heavy Duty Float Switch for Sewage, Suspended Solids and Viscous Liquids (Line Length 10 Meters) - KM
£54.00 Save £75.00 RRP: £129.00
12V 20A Winch In Winch Out ON-OFF-ON Rocker Switch 7 Pin LED
£7.95 Save £6.00 RRP: £13.95
Heavy Duty Float Switch for Sewage, Suspended Solids and Viscous Liquids (Line Length 10 Meters) - KM
£54.00 Save £75.00 RRP: £129.00