DFRobot Gravity - Module with MOSFET 5-36 V transistor

Module with 24V relay and timer. It allows the implementation of delayed switching on or off of the circuit with adjustable time in the range from 1 s to 100 s and from 1 s to 15 min.

Module with 5 V relay with a maximum switching current of 2 A. It communicates via the USB interface and does not require an additional power supply. Numato Lab USBPOWRL002

Module with eight 240V/2A relays controlled by 5V with a fuse triggered by a low state. modSSR-8CH-L

Module with 8 relays with a maximum switching current of 2 A. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP8025ADAM

The 5 V relay module enables safe switching of high-voltage loads via microcontroller logic. Its compact size, mechanical durability, and wide operating conditions make it a versatile choice for automation, lighting control, and DIY electronics projects.

Module with monostable relay. It allows you to control high-power elements with a microcontroller. Adafruit 2895

This XIAO ESP32-C6-based relay module is designed for intelligent automation. It allows independent control of six channels via Wi-Fi, Zigbee, Thread, or BLE, and thanks to the built-in ESPHome, it easily integrates with Home Assistant. It supports DC devices up to 30V, features two Grove ports for expansion, and comes in an aesthetically pleasing PLA enclosure. Ideal for IoT systems, home automation, lighting, and motor control. Seeed Studio 114993588

The module contains a 5 V relay with a maximum current of 10 A (250 VAC) and optoisolated inputs, and with jumpers it is possible to select high or low switching. The module is equipped with screw connectors

The module is ideal for applications requiring precise control and signal processing, with the ability to be easily controlled via Ethernet. Numato Lab NLETHGC016-HB

Module with one 5 V relay with a maximum switching current of 10 A. It communicates via a USB interface and does not require additional power supply. Numato Lab NLRL1001-A

A compact Omron G5LE-14-DC12 relay module that allows you to control loads up to 10 A with a coil voltage of 12 V. Thanks to the BSS138K MOSFET transistor, it can be activated by a 2.5 V to 20 V logic signal, facilitating interoperability with microcontrollers. The module is equipped with 5 mm screw terminals, a 3-pin JST SH connector, and LEDs to indicate operation. Pololu 5663

8-channel module with relays, designed to work with the Raspberry Pi. It can switch 250VAC/7A or 30VDC/10A signals. With LCD 4,3" display. SB Components 21871

Module with eight 240V/2A relays controlled by 5V with a fuse triggered by a high state. modSSR-8CH-H

Crowtail-MOSFET 2.0 enables controlling devices powered with up to 50 V DC using a low-voltage signal from a microcontroller. It is used in projects requiring power isolation or switching, such as fans, LED strips or DC motors.

Module with 4 relays with a maximum switching current of 7 A. Equipped with the ATmega328P microcontroller, it can be programmed in the Arduino IDE. Numato Lab PRLY002

This SPST solid-state relay module allows for safe switching of DC circuits up to 60 V and 7 A, offering galvanic isolation and low conduction resistance (approx. 30 mΩ) thanks to the use of back-to-back MOSFET transistors. It features fast switching time (up to 1 ms), low control current consumption (approx. 10 mA), and the ability to control a signal from 2.7 to 40 V. Its compact design, lack of mechanical components, and the ability to mount on 2.54 mm connectors or screw terminals make the module a durable and quiet solution for systems requiring reliable isolation and long service life. Pololu 5420