Module with IFR520 MOSFET

Module with SSR 240V/2A relay controlled by 5V voltage with fuse. modSSR-1CH

Extension module designed for home automation projects compatible with Raspberry Pi. The board is equipped with a 24 V 2 A relay, three buffer inputs, three sink outputs and three analog inputs with a working range up to 24 V. Pimoroni PIM487

The module with 4 relays, designed to work with the micro:bit. It allows you to control devices with operating parameters up to 120VAC/2A or 24VDC/2A. SB Components 14118

Module with SSR M281 relay with a load of up to 1 A. The board is equipped with a Grove connector and is controlled by a digital input. Seeed Studio 101020603

Industrial module with Ethernet interface that allows control of 8 relays via RJ45 port and has 8 built-in digital inputs. It uses Modbus TCP protocol, PoE (Power over Ethernet) power supply and is equipped with a rail-mounted housing. Waveshare Modbus POE ETH Relay (B)

Module with monostable relay. It allows you to control high-power elements with a microcontroller. Adafruit 3191

Module with 16 12 V relays with a load of up to 7 A. The board communicates via the Ethernet interface. Numato Lab 16ETHRL001

Module with two 240V/2A relays controlled by 5V with a fuse triggered by a high state. modSSR-2CH-H

Module with 8 relays and 10 analog inputs. Communicates via the WiFi wireless interface. Numato Lab WFRL80001

The module with 2 relays is designed for the M5Stack sets. It allows you to control devices with an operating voltage of up to 250 V AC and a current of up to 8 A or a voltage of 28 V DC and a current of 8 A. M5Stack U131

A versatile module that allows you to control higher voltage devices such as 12V LED strips while simultaneously powering a microcontroller from 3.3V. The module integrates an LMR14203 converter and an N-channel MOSFET (PSMN7R0-100BS), allowing you to power the board at up to 12V and drive loads up to 10A, with additional protection features and LED indicators, making it ideal for projects requiring efficient power control. SparkFun COM-23979

Module with 5 A 250 VAC relay. DFRobot DFR0017

Module with 8 relays SSR G3MC202P with a load up to 2 A. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 103020136

Universal module supervised by the website, which can control both DC circuits as well as powered from 230 V mains. The states of digital inputs, relays and control buttons are presented on the website. AVTMOD05

Module with four 240V/2A relays controlled by 5V with a fuse triggered by a high state. modSSR-4CH-H

Module with 4 relays JZC-11F with a load of 5A. It enables switching devices with high power using a microcontroller. I2C communication. SparkFun COM-16566