Relay modules

By means of a relay, a circuit with much more power can be switched with a relatively small current.

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The 3 most popular Relay modules

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By means of a relay, a circuit with much more power can be switched with a relatively small current.

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AnonymousOpencircuit Bistabiel relay module 12V Fast service great stuff just missed a connection diagram
WillemOpencircuit 12v module relay Works perfect, the scheme/manual is missing
BenOpencircuit Temperature controlled relay 12V - W1209 I first had a defective 12V adapter, which caused the relay, LED and display to flash "0F0". With a good 12V adapter the relay works fine.
W. GrachtOpencircuit 5V Relay module 8 channels Works well, with 8 channels there are quite a few options to control devices. The optocouplers keep the signal safely isolated.
RobertOpencircuit 5V Relay 10A Excellent products, delivered quickly and good price.
AnonymousOpencircuit IRF520 mosfet module Meets expectations
AnoniemOpencircuit 5V Relay 10A Top product + received quickly = excellent webshop
JanOpencircuit Solid state relais 3-32V / 40A / 24-380VAC Good relay