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  1. Parts
  2. /Components
  3. /Relays

Relay Module With Transparent Case

OverviewAlternatesRelated groups
Relay Module With Transparent Case — DFRobot — DFR0989

Omron relay module with transparent case. Accepts digital control input; suitable for switching inductive loads such as motors and pumps.

Relays

43 other options

Gravity and Grove single-relay modules, Pi relay HATs, USB-RLY16 boards, Sonoff Wi-Fi smart switches, and Waveshare Modbus RTU/TCP industrial modules — matched by control interface and contact rating.

View all 43
  • 16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports PoE Power Supply, With Various Isolation And Protection Circuits visual preview

Related groups

4 groups
10W Super Bright LED - Violet visual preview
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3-Pin LED Strip Connector Cable - Single Head (5PCS) visual preview
3-Pin LED Strip Connector Cable (5PCS) visual preview

LED pixels

WS2812/SK6812 NeoPixel strips, rings and Jewels, APA102 DotStar pixels, and plain analog RGB strips — each matched to its protocol and host, not just its connector.

Components · Addressable LEDs · 176 parts

18-Channel 8-bit PWM LED Driver w/ I2C Interface visual preview
24LC256 I/P I2C EEPROM PDIP-8 visual preview
24LC256 P DIP-8 visual preview
4N25 DIP-6 visual preview

Bare ICs

74HC logic gates, MCP3008/MCP23017 ADCs and expanders, 24LC256 EEPROM, 4N25-series optocouplers and ULN2803A drivers — bare DIP chips with no breakout-board conveniences like pull-ups or level shifting.

Components · Integrated circuits · 68 parts

10-bit ADC (SPI) visual preview
2-Channel RS232 Module for Raspberry Pi Pico visual preview
4-Ch USB 3.2 Gen1 Hub (USB3.2-Gen1-HUB-4U) visual preview
6-in-1 USB to Serial Converter visual preview

Converters

ADS1115/MCP3421 ADCs, MCP4725 and GP8413 DACs, CP2102 USB-UART boards, and I2C plumbing like the LTC4316 address shifter — matched to bus, resolution and signal range.

Components · Interface converters · 115 parts

256MB Micro SD Memory Card visual preview
25LC256 256 Kbit SPI EEPROM visual preview
64 Mbit Serial Pseudo SRAM - PSRAM - 3.3V 133 MHz visual preview
8GB Class 10 SD/MicroSD Memory Card - SD Adapter Included visual preview

Memory

24LC32/25LC256 EEPROM, I2C FRAM, 64Mbit PSRAM, and microSD breakouts up to 64GB — matched to write frequency and data volume, not just interface.

Components · Memory & storage · 39 parts

Parts tray full · 5 max · remove a part to add another

16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports PoE Power Supply, With Various Isolation And Protection Circuits

  • 315MHz Codec-Adaptive Wireless Relay visual preview

    315MHz Codec-Adaptive Wireless Relay

  • 315MHz Remote Relay Switch Kit - 2 Channels visual preview

    315MHz Remote Relay Switch Kit - 2 Channels

  • 315MHz Wireless Car Key Fob with Key Chain (battery included) visual preview

    315MHz Wireless Car Key Fob with Key Chain (battery included)

  • 4-Ch Modbus RTU Relay Module, RS485, 30A visual preview

    4-Ch Modbus RTU Relay Module, RS485, 30A

  • 433MHz Codec-Adaptive Wireless Relay visual preview

    433MHz Codec-Adaptive Wireless Relay

  • 8 Channel Relay Module (RJ45-RLY16, Up to 16A) visual preview

    8 Channel Relay Module (RJ45-RLY16, Up to 16A)

  • 8-Ch Dual-Ethernet Relay Module (C), Modbus RTU, PoE visual preview

    8-Ch Dual-Ethernet Relay Module (C), Modbus RTU, PoE

  • 8-Ch Ethernet Relay Module (B) with Digital Input, Modbus RTU/TCP, PoE visual preview

    8-Ch Ethernet Relay Module (B) with Digital Input, Modbus RTU/TCP, PoE

  • 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits visual preview

    8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits

  • 8-Ch Modbus RTU Latching Relay Module (C), RS485 visual preview

    8-Ch Modbus RTU Latching Relay Module (C), RS485

  • 8-Ch Modbus RTU Relay Module (E), RS485, 30A visual preview

    8-Ch Modbus RTU Relay Module (E), RS485, 30A