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Single Relays
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Shelly Pro 3EM 3CT 63
Application: ControlOperable with: AppWireless energy meter for single-phase and three-phase measurementsMeasurement of power consumption, voltage, active and apparent powerData storage for up to 60 daysControl of external contactors via custom programmingSupports KNXnet/IP communicationDimensions: Height 69 mm, Width 94 mm, Depth 19 mm
£84.82
Shipping: Free
Amazon Marketplace - Amazon EU

Arduino 4 Relay Shield (A000110)
Arduino 4-Relay ShieldControls high-power loads that cannot be driven directly by Arduino4 relays with 2-pole changeover contacts (NO and NC)LEDs indicate the on/off status of each relayCompatible with Arduino Uno, Mega, Zero, Due, or Leonardo
£38.29
Shipping: Free
eBay - rapidwarehouse-office

REL-MR- 24DC/21 - Single Relay Indus, S70875, Phoenix Contact 2961105
Plug-in miniature power relay with 1 changeover contactInput voltage: 24 V DCProduct type: Single relayIncluded in set: 2966171 PLC-RSC-24DC/21, 2966184 PLC-RSC-24UC/21, 2966113 PLC-RSC-48DC/21Phoenix Relay REL-MR-24DC/21
£24.09
Shipping: Free
eBay - rapidwarehouse-office

REL-MR- 24DC/ 1IC - Single Relay Ind, S70551, Phoenix Contact 2961341
Plug-in miniature relay for lamp and capacitive loads1 normally closed contact, input voltage 24 V DCRated current: 16 ARated control supply voltage: 19.2..19.19999999 V DCSwitching behavior: monostableNumber of contacts as normally closed: 1Type of switching contact: single contact
£74.09
Shipping: Free
eBay - rapidwarehouse-office

REL-MR-12DC/21 - Single Relay Indus, S76243, Phoenix Contact 2961150
Miniature relays from Phoenix ContactPlug-in with removable terminalsRated current: 0.014 ARated control supply voltage: 7.2 V DCSwitching type: non-polarizedSwitching relay with 1 changeover contactInput voltage: 12 V DC
£27.29
Shipping: Free
eBay - rapidwarehouse-office

REL-MR- 24AC/21-21/MS - Single Relay, D70203, Phoenix Contact 2987956
Plug-in miniature relay with power contact2 changeover contacts and test button includedMechanical switching position indicator and integrated LEDInput voltage: 24 V ACPhoenix single relay REL-MR-24AC/21-21/MS
£77.49
Shipping: Free
eBay - rapidwarehouse-office

REL-MR- 60DC/21 - Single Relay Indus, D71220, Phoenix Contact 2961118
Phoenix Single Relay REL-MR-60DC/21 (2961118)Type: REL-MR-60DC/21Nominal current: 0.003 ARated control supply voltage: 36 V DCDrive: unpolarizedPlug-in miniature power relay with 1 changeover contact
£37.49
Shipping: Free
eBay - pcarena-bristol

Unbranded GSM 4G Gate Opener Single Relay Switch Remote Control on/OFF Relay Switch for Automatic Sliding Swing Garage Gate Opener
The SM200 is a user-friendly and reliable GSM 4G remote switch controller, optimized with additional features for diverse scenarios. Users can...
£71.75
Shipping: £4.94
OnBuy

NONE ESP32-WROOM Development Board Single Relay Module DC5-60V Suitable for ESP32 Secondary Development Smart Home Wireless Control 1005010204269234
ESP32-WROOM Development Board Single Relay Module DC5-60V Suitable for ESP32 Secondary Development Smart Home Wireless Control
£3.42
Shipping: £2.99
AliExpress UK

Unbranded Compatible with G202 GSM Gate Door Opener 4G Single Relay Switch Mobile Phone Electric Gate Remote Controller 850/90
Feature: Add or remove users via SMS text commands. Relay close or open time is programmable. Can be operated anywhere, no distance restrictions. ...
£64.99
Shipping: Free
OnBuy

NONE WiFi BT Single Relay Module ESP32S3 Power USB+UART Burning 2x20Pin Reserved Arduino Development Board for Secondary Development 1005011884817547
WiFi BT Single Relay Module ESP32S3 Power USB+UART Burning 2x20Pin Reserved Arduino Development Board for Secondary Development
£15.19
Shipping: £1.28
AliExpress UK

SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A
SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A, Business, Office & Industrial > Hydraulics, Pneumatics, Pumps & Plumbing > Pumps & Pump Accessories > Other Pumps
£18.99
Shipping: Free
eBay - worldwidecardz

SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A
SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A, Business, Office & Industrial > Hydraulics, Pneumatics, Pumps & Plumbing > Pumps & Pump Accessories > Other Pumps
£16.99
Shipping: Free
eBay - worldwidecardz

SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A
SSR Solid State Relay DC to AC AC to AC DC to DC Single Phase Control Relay 10A, Business, Office & Industrial > Hydraulics, Pneumatics, Pumps & Plumbing > Pumps & Pump Accessories > Other Pumps
£22.99
Shipping: Free
eBay - worldwidecardz
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