Relay module for the D1 Mini set

Module with 32 relays 12 V with a maximum switching current of 7 A. Numato Lab RL320003

The module with the HLS8-T73 relay with a load up to 5 A. The board is equipped with a Grove connector and is controlled by a digital input. Seeed Studio 103020005

Module with 4 5 V relays with a maximum switching current of 2 A. It communicates via the USB interface and does not require an additional power supply. Enclosure included. Numato Lab USBPOWRL004E

2-channel module with relays designed to work with the Raspberry Pi Pico. It can switch signals up to 250 V AC and 7 A or 30 V DC and 10 A. SB Components 21284

The module is equipped with four 10A / 250VAC relays controlled independently via a serial bus (UART) or from a PC (through a microUSB connector). The NO / NC contacts of the relays have been led to the ARK screw terminals. ICSTATION ICSE012A

Module with 8 SSR relays with a load of up to 3 A. The board is equipped with the ULN2003 system and communicates via a digital interface. Numato Lab SSRC80001-DC

Module with 8 relays and 8 IO pins and 8 analog inputs. It communicates via the RS485 or USB interface and supports the Modbus RTU protocol. Numato Lab NLRE1001-A

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

Industrial module based on the ESP32-S3 microcontroller, which supports WiFi, Bluetooth and RS485 interface. Equipped with 6 high-power relays (up to 10A at 250VAC/30VDC), it allows for safe control of various devices and integration with industrial sensors via the Modbus protocol. The module supports popular programming environments such as Arduino and MicroPython, making it ideal for AIoT and remote monitoring applications. Waveshare ESP32-S3-Relay-6CH

Module with 8 SSR relays with a load of up to 3 A. The board communicates via the USB interface. Numato Lab SSR80001-DC

Module with SSR relay with a load of up to 3 A. It communicates via the USB interface and does not require additional power supply. Numato Lab SSRP20001-AC

Module with 5 A 250 VAC relay. DFRobot DFR0017

I/O module supporting Modbus RTU via USB and RS485 and Modbus TCP via Ethernet. It has 4 built-in SPST relays and 8 digital inputs, 8 digital outputs and 4 analog inputs. Provides a flexible DIN rail mounting system. Numato Lab NLRXE002-A

Module with 16 relays and 8 IO pins and 8 analog inputs. It communicates via the RS485 or USB interface and supports the Modbus RTU protocol. Numato Lab NLRE1002-A

Module with four relays designed for Raspberry Pi minicomputers. Equipped with relays that allow switching current up to 15 A. The module is controlled via the I2C interface. Seeed Studio 103030029

Industrial module with 8 relays and 8 digital inputs. It communicates via the RS485 interface and supports communication using the Modbus RTU protocol. Waveshare Modbus RTU Relay (D)