Relays & Sensors

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If I were looking for Relays & Sensors and I wanted the best selection I could find at a good price, AMAZON would be my first choice. Not only do they have a large collection of Relays & Sensors, but they also have great prices, and free shipping on some items.
The product links on this page will take you directly to the complete collection of Relays & Sensors on the AMAZON website.
If you are truly looking for a great shopping experience, great selection and great prices, you have come to the right place. Browse around, I'm sure you will find exactly what you are looking for.


Partssquare 175 - 185 Degree Electric Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 amp RELAY KIT
Partssquare 175 - 185 Degree Electric Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 amp RELAY KIT
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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bayite AC 110V Fahrenheit Digital Temperature Controller 10A 1 Relay with Sensor
bayite AC 110V Fahrenheit Digital Temperature Controller 10A 1 Relay with Sensor
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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Leviton ODC0S-I1W Self-Contained Ceiling-Mount Occupancy Sensor and Switching Relay, 1000-Watt, 120-Volt
Leviton ODC0S-I1W Self-Contained Ceiling-Mount Occupancy Sensor and Switching Relay, 1000-Watt, 120-Volt
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days
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Fan Thermostat Temperature Switch Engine Cooling Sensor Relay Kit 185 to 200 Degree
Fan Thermostat Temperature Switch Engine Cooling Sensor Relay Kit 185 to 200 Degree
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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Icstation 5V Laser Recevier Sensor Module Relay Switch for Arduino (Pack of 5)
Icstation 5V Laser Recevier Sensor Module Relay Switch for Arduino (Pack of 5)
  Eligible for free shipping!
Availability: Usually ships in 2-3 business days
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URBEST DC 12V Photoelectric Switch Sensor Relay Module PCB Board 50mm x 25mm w 2 Cable for Street lamp, Automation Equipment
URBEST DC 12V Photoelectric Switch Sensor Relay Module PCB Board 50mm x 25mm w 2 Cable for Street lamp, Automation Equipment
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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SainSmart 2-Channel Relay Module
SainSmart 2-Channel Relay Module
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days
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Amazingli 175 to 185 Degree Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 AMP Relay Kit
Amazingli 175 to 185 Degree Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 AMP Relay Kit
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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GEREE 12V Soil Humidity Sensor Controller Module Automatic Watering Module
GEREE 12V Soil Humidity Sensor Controller Module Automatic Watering Module
  Eligible for free shipping!
Availability: Usually ships in 24 hours
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Sirius-Xm FMDA25 SiriusXM Wired FM Relay Kit Includes 2' Antenna Cable
Sirius-Xm FMDA25 SiriusXM Wired FM Relay Kit Includes 2' Antenna Cable
Price: 13.32
Description: Sirius-Xm FMDA25 SiriusXM Wired FM Relay Kit Includes 2' Antenna Cable
Chauvet 4-Channel Dimmer/Relay Pack
Chauvet 4-Channel Dimmer/Relay Pack
Price: 139.99
Description: This Relay Chauvet Dimmer Pack offers durable, reliable and powerful performance and control options for a wide variety of lighting arrangements. It features two Edison plugs per channel, allowing multiple lights to be set to the same specifications with ease. Additionally, this 4-Channel Dimmer Pack allows each channel to be set as either a dimmer or a relay and also allows any channel to be set to any DMX address for enhanced versatility and control. A variable electronic dimmer is also included, allowing for a range of light brightness anywhere from 0 to 100 percent. An LED display and adjustable speed control allow quick and easy viewing and modification of the dimmer power settings, with or without DMX settings. This DMX Dimmer Pack also offers 16 user-selectable chase patterns and allows for switching between 110v and 230v power.

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