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Relay Boards 8 Channel

Price 1000 INR/ Piece

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MOQ : 1 Piece

Relay Boards 8 Channel Specification

Speed Range
Relay Switching: <10ms input-output delay

Processor Type
Not Applicable (Passive Board)

Cable Length
Depends on user wiring; board does not include input/output cables

Connectivity Type
Screw Terminal, Pin Header

Application
Industrial Automation, Home Automation, IoT Projects, Robotics

Load Capacity
10A @ 250VAC / 10A @ 30VDC per Channel

Mounting Type
DIN Rail & Screw Mountable

Drive Type
Electromechanical Relay

IP Rating
IP20 (Indoor Usage Only)

Control Type
Digital/TTL Logic Triggered

Weight
~180g per board

Features
Opto-isolated Inputs, LED Status Indicators, High Reliability

Automation Grade
Semi-Automatic

Phase
Single Phase Control (Relay channels are single-pole)

Remote Control
Yes

Frequency
50/60 Hz Supported Operations

Material
FR4 PCB, High-grade plastic casing

Power
5 W (typical per board)

Temperature
Operating: -20C to +70C

Voltage
5V DC (Relay Coils), Input Signal 3.3V/5V compatible

Mount Hole Size
3.2mm (suitable for M3 screws)

Compatible Controllers
Arduino, Raspberry Pi, ESP32, PLCs, AVR, PIC, ARM, etc.

PCB Thickness
1.6mm FR4

Relay Type
SPDT (Single Pole Double Throw)

Number of Channels
8 Channels (Independent Relay Control)

Operating Humidity
10% - 90% RH Non-condensing

Contact Material
Silver Alloy

Input Isolation
Optocoupler Isolated

Indicator
On-board Signal & Power LEDs

Activation Current
~70 mA per channel

Relay Life Expectancy
100,000 Operations (at rated load)

Relay Boards 8 Channel Trade Information

Minimum Order Quantity
1 Piece

Main Domestic Market
All India

About Relay Boards 8 Channel

Matching up with the ever increasing requirements of the customers, our company is engaged in providing 8 Channel Fuse Protection Relay board

Product Specification

Current (Ampere) 10 AApplication AC AND DCModel Number ULEP24D08(OFI)- COB V1Brand UL GROUPCondition NewChannel 8 ChannelAmbient operating temp 0 degree to 60 degree celTropicalisation Conformal Coating on PCB Solder sideVoltage 24VSystem Signal level 24 VField Signal level 24VDC/ 230VAC/ 110VACFuse rating per Channel 5A/ 250VFuse type Glass FuseFuse blown indication 3mm Red LEDStatus indication 3mm Green LEDCurrent or power consumption of module Maximum 225mA (when all channels on)

Versatile Independent Control

Each of the eight channels on this relay board operates independently, thanks to SPDT electromechanical relays and optocoupler isolation. This allows precise control and signal separation, making it ideal for diverse automation needs across industrial, home, and IoT environments.

Robust Design & Mounting Options

Built on a 1.6mm FR4 PCB with a high-grade plastic casing, the board offers reliable protection and durability. Mount holes (3.2mm) enable convenient DIN rail or screw mounting, fitting standard M3 hardware for effortless installation in control panels and custom enclosures.

Flexible Compatibility for Controllers

Compatible with popular platforms including Arduino, Raspberry Pi, ESP32, PLCs, AVR, PIC, and ARM microcontrollers, this relay board fits seamlessly into digital and TTL logic systems. Pin headers and screw terminals offer practical connectivity options for both prototyping and permanent installations.

FAQ's of Relay Boards 8 Channel:

Q: How do I interface an 8-channel relay board with my Arduino or Raspberry Pi?

A: You can connect the relay board's input pins directly to the digital I/O pins on your Arduino or Raspberry Pi. The opto-isolated inputs work with both 3.3V and 5V logic signals, ensuring safe activation and broad compatibility.

Q: What types of devices can I control with this relay board?

A: This relay board can switch AC and DC loads up to 10A per channel, such as lights, fans, motors, pumps, and other appliances, making it suitable for industrial automation, home automation, and robotics projects.

Q: When should I use optocoupler-isolated relay boards?

A: Optocoupler isolation is beneficial when you need to protect your control system (e.g., microcontroller or PLC) from high-voltage spikes or noise, ensuring reliable signal separation and improved safety in automation setups.

Q: Where should this relay board be installed for optimal safety and performance?

A: Install the relay board in indoor environments (IP20 rated) within control enclosures or panels, using DIN rail or screw mounting. Avoid exposure to moisture or condensing humidity (10%-90% RH non-condensing) and operate within a temperature range of -20C to +70C.

Q: What is the typical process for connecting loads to the relay board?

A: Use the board's screw terminals to connect your load wires to the Common, Normally Open, or Normally Closed contacts of each relay channel. Ensure all wiring is secure and rated for the intended voltage and current.

Q: How does the relay board signal its operating status?

A: The relay board includes on-board power and signal LEDs for each channel, providing visual confirmation of power status and relay activation, which helps with troubleshooting and monitoring.

Q: What are the main benefits of using this relay board in automation projects?

A: Key benefits include high reliability, robust isolation, quick switching time (<10ms), compatibility with various controllers, and multiple mounting and connectivity options, catering to both professional automation and DIY solutions.

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