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Relays & Contactors

Relays & Contactors. Single or multiple channel relay boards modules for Arduino, Raspberry Pi, Beaglebone and other microcontrollers.

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Relay Module 16 channels with Optocoupler Isolation Relay Module 16 channels with Optocoupler Isolation
Relay Module 16 channels with Optocoupler Isolation
$14.96 $19.95 -25%

Relay Module 16 channels with Optocoupler Isolation. 

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Relay Module 2 channels 5V with Optocoupler Isolation Relay Module 2 channels 5V with Optocoupler Isolation
Relay Module 2 channels 5V with Optocoupler Isolation
$2.55 $3.40 -25%

Relay Module 2 channels 5V with Optocoupler Isolation

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Relay Module 1 channel 5V with Optocoupler Isolation Relay Module 1 channel 5V with Optocoupler Isolation
Relay Module 1 channel 5V with Optocoupler Isolation
$2.21 $2.95 -25%

Relay Module 1 channel 5V with Optocoupler Isolation

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Relay Module 8 channels 5V with Optocoupler Isolation Relay Module 8 channels 5V with Optocoupler Isolation
Relay Module 8 channels 5V with Optocoupler Isolation
$6.60 $8.80 -25%

Relay Module 8 channels 5V with Optocoupler Isolation

NOT IN STOCK. Pre-Order available. Shipping will take 2 to 4 weeks.
Relay Module 4 channels 5V with Optocoupler Isolation Relay Module 4 channels 5V with Optocoupler Isolation
Relay Module 4 channels 5V with Optocoupler Isolation
$4.16 $5.55 -25%

Relay Module 4 channels 5V with Optocoupler Isolation

NOT IN STOCK. Pre-Order available. Shipping will take 2 to 4 weeks.