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Serial Relay Controller
Serial Relay Controller
Serial Relay Controller 2-Channel 20 Amp SPDT +UXP Expansion...

RS232 Relay at a Glance

  • Reliable Sturdy Design
  • Onboard RS232 Interface with Choice of Connector
    – Onboard DB9 Connector:
    – Screw Terminal Connector
    – Off the Board DB9 Connector
  • Connects to Any Available COM Port
  • Read 0 to 5 Volt Sensors
  • Base Station Software Included
    – Point & Click Interface
    – Use to Connect Tto Board
    – Read Sensor Levels
    – Read Status of Relays
    – Manually Trigger Relays
  • Program in almost any language
  • Expandable up to 256 Relays
not rated $243.17 $240.17Add to cart
Serial Relay Controller
Serial Relay Controller
Serial Relay Controller 2-Channel 20 Amp SPDT + 8-Channel 8/...
  • Reliable Sturdy Design
  • Onboard RS232 Interface with Choice of Connector
    – Onboard DB9 Connector:
    – Screw Terminal Connector
    – Off the Board DB9 Connector
  • Connects to Any Available COM Port
  • Read 0 to 5 Volt Sensors
  • Base Station Software Included
    – Point & Click Interface
    – Use to Connect Tto Board
    – Read Sensor Levels
    – Read Status of Relays
    – Manually Trigger Relays
  • Program in almost any language
  • Expandable up to 256 Relays
not rated $232.67Add to cart
wireless Key Fob Relay, Key Fob Relay - n-Channel 5-Amp
wireless Key Fob Relay, Key Fob Relay - n-Channel 5-Amp
Key Fob Relay – SPDT Wireless 750ft Range

Key Fob Relay – SPDT Wireless 750ft Range– SPDT Wireless 750ft Range, it is possible to use the extra KFX memory to send more than 9 bytes.

not rated $195.14$426.32Select options
wireless Key Fob Relay, Key Fob Relay - n-Channel 5-Amp
wireless Key Fob Relay, Key Fob Relay - n-Channel 5-Amp
Key Fob Relay – n-Channel 10-Amp SPDT Wireless 750ft Range...

Choose number of channels as per your requirement before ordering .

not rated $202.64$426.32Select options
wireless Key Fob Relay, Key Fob Relay - n-Channel 5-Amp
8-Channel Relay board
Key Fob Relay – n-Channel 5-Amp SPDT Wireless 750ft Ra...

Choose number of channels as per your requirement before ordering .

not rated $195.14$285.21Select options
Sale!
MCP23008
MCP23008 I²C Relay Controller 8-Channel SPDT 10-Amp

 MCP23008 Control 8 SPDT 10-Amp relays using this I²C relay controller. Integrated port expander (MCP23008 from Microchip) controls eight relays … Read More

not rated $67.54 $66.54Add to cart
1-Channel Signal Relay ,PCA9537
1-Channel Signal Relay ,PCA9537
1-Channel Signal Relay 1A SPDT I²C Mini Module

PCA9536 I²C Controlled Relay
1 SPDT 1-Amp Low Power Signal Relay
Mini Module Footprint
Free I²C Cable Included

not rated $22.50Add to cart
Arduino Nano I²C
MCP23008_ANSIO7R1G5V1_B_1
Relay Shield for Arduino Nano I²C 1-Channel Signal Relay 1A...
  • Relay Shield for Arduino Nano
  • MCP23008 I²C Controlled Relays
  • 1 SPDT 1-Amp Low Power Signal Relays
  • 7 Programmable TTL Inputs/Outputs
  • I2C Expansion Port
  • Key Fob Expansion Option
  • No Need of soldering. Plug and Play Device
  • Quick and Easy Daisy-chained Device
not rated $37.51Add to cart
MCP23008_MASIO7SSR1x
MCP23008_MASIO7SSR1x
Solid-State Relay Shield for Arduino Micro I²C 1-Channel SP...
  • 1-Channel Solid-State Relay Shield for Arduino Micro
  • MCP23008 I²C Controlled Solid-State SPST Relays
  • 7-Channel Programmable GPIO
  • Hosts One Solid-State Relay
  • No Need of soldering. Plug and Play Device
  • Quick and Easy Daisy-chained Device
  • I2C Expansion Port for Adding Sensors or More Relays
  • Key Fob Expansion Option
  • Arduino Library Available on GitHub
not rated $36.76Add to cart
2-Channel Signal Relay
2-Channel Signal Relay
2-Channel Signal Relay 1A SPDT I²C Mini Module
  • PCA9536 I²C Controlled Relays
  • 2 SPDT 1-Amp Low Power Signal Relays
  • Sensor, Level Shifter and Voltage Regulator all embedded on the module
  • No Need of soldering. Plug and Play Device
  • Quick and Easy Daisy-chained Device
  • Mini Module Footprint
not rated $21.00Add to cart
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Onion Omega Kit
Onion Omega Kit
Omega Tinker Kit
  • All the basics you need
  • I2C Adapter with USB Interface for Onion Omega
  • 2 Channel 10 Amp Relay Controller with 6 Digital IOs
  • Analog to Digital Converter – 12-Bit Sensor Input
  • Potentiometer Output – 2-Channel 256 Position Potentiometer Controller
  • Potentiometer Sensor – Digitally read a Potentiometer Input
  • No Need of soldering. Plug and Play Device
  • Quick and Easy Daisy-chained Device
not rated $96.06 $94.06Add to cart
MCP23008 Relay Shield
MCP23008 Relay Shield
Relay Shield for Particle Photon I²C 8-Channel DPDT 5-Amp w...
  • 8-Channel Relay Shield for Particle Photon
  • Control Relays from a WiFi Connection
  • No Need of soldering. Plug and Play Device
  • Quick and Easy Daisy-chained Device
  • Accessible Over the Internet with a WiFi Cloud Infrastructure
  • MCP23008 I²C Controlled Mechanical DPDT Relays
  • Switch Loads up to 5 Amps 24VDC or 240VAC
  • I2C Expansion Port for Adding Sensors or More Relays
  • Key Fob Expansion Option
  • Particle Library Available on GitHub
not rated $73.54Add to cart