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Relay Board

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MOQ : 1 Piece

Relay Board Specification

Power Consumption
<0.5W per relay

Contact Form
SPDT (Single Pole Double Throw)

Working Temperature
-20C to +70C

Contact Material
Silver Alloy

Coil Voltage
12V DC (typical), available in other voltages

Ambient Temperature
-25C to +70C

Contact Resistance
<100 m (initial)

Coil Power
Approx. 400mW per relay

Protect Feature
Diode protection for relay coils

Mechanical Life
>10,000,000 cycles

Dielectiric Strength
1500Vrms (between coil & contacts)

Product Type
8 Channel Relay Board

Insulation Resistance
>100 M at 500V DC

Theory
Electromagnetic Relay

Usage
Control and switching of electrical circuits

Contact Load
Up to 10A 250V AC or 10A 30V DC per relay

Operate Time
<10 ms (Typical)

Terminal Type
Screw Terminal Blocks

Rated Voltage
12V/24V DC (commonly used) or as specified

Supply Terminal
Pluggable/Removable Type

Color
Green with transparent relay covers

Dimension (L*W*H)
Approx. 120mm x 90mm x 20mm (varies with model)

Weight
Approx. 170-250 g (varies with model)

Input Connection
Pin headers or screw terminals

Application
Home automation, industrial automation, remote switching

Protection
Flyback diode across relay coils, PCB fusing optional

PCB Thickness
1.6mm or 2.0mm (model dependent)

Compatibility
Microcontroller, PLC, Raspberry Pi, Arduino compatible

Output Connection
Screw terminals for NO/NC/COM relay outputs

LED Indicators
On-board LED per relay for status indication

Humidity Range
35% to 85% RH (non-condensing)

Mounting
PCB mounting holes at corners

Board Material
Glass epoxy PCB, FR4 grade

Isolation
Opto-isolated inputs (if present, model dependent)

Control Signal Voltage
3V to 24V DC (depends on input design)

Panel Mountable
Yes, via four corner holes

Storage Temperature
-40C to +85C

Response Time
<10 ms (operating), <5 ms (release)

Channels
8 Independent Relays

Switching Voltage
Maximum 250V AC/30V DC per relay

Relay Board About

Get the ineffable value of this hot-selling Relay Board, featuring 8 crackerjack independent relays with gorgeous on-board LED indicators per channel. Designed with premium glass epoxy FR4 PCB, this compact powerhouse (approx. 120mm x 90mm) ensures top-notch reliability in every switching task. Enjoy opto-isolated inputs (model dependent), robust screw terminals, and versatile compatibility with microcontrollers, PLCs, Arduino, and Raspberry Pi. Impressively engineered for industrial or home automation, remote switching, and more. With diode protection, swift response time, and panel-mountable options, elevate your control with this trustworthy, high-performance board.

Applications, Features, and Usage Directions

This relay board is tailored for home automation, industrial machinery, and remote circuit switching with SPDT configuration and a rated load up to 10A. Its unique features include individual relay status LEDs and opto-isolated inputs for signal integrity. For usage, securely mount the board using the provided corner holes, connect input control to microcontrollers or PLCs, and wire output devices via screw terminals. Ensure the supply voltage aligns with the specified rating for efficient operation and maximal safety.

Packaging, Premium Stock, and Sample Availability

Arriving in premium, secure packaging that safeguards against transit damage, the relay board is ready for immediate stock dispatch. Each unit is sealed in anti-static bags and placed in sturdy cartons. Sample policies are customer-friendly-request a sample to examine the crackerjack build quality and performance before placing bulk orders. Samples are available upon inquiry, supporting informed purchasing decisions for retailers, suppliers, and industrial buyers alike.

FAQ's of Relay Board:

Q: How do I connect input control signals to the relay board?

A: You can connect input control signals via the provided pin headers or screw terminals, ensuring the voltage matches the supported 3V to 24V DC range, depending on the board model.

Q: What special features does this relay board offer for industrial use?

A: With opto-isolated inputs (where present), flyback diode protection, and robust SPDT relays, this board excels in industrial settings, offering high reliability, panel mountability, and compatibility with PLCs and other automation controls.

Q: When should I use this relay board in home automation projects?

A: This board is ideal when you need to remotely switch multiple high-power electrical loads, integrate sensors, or automate routines through platforms like Raspberry Pi or Arduino. It ensures responsive, safe operation under demanding conditions.

Q: Where can I mount this relay board for optimal operation?

A: The board is designed for flexible installation, featuring PCB corner mounting holes for secure attachment inside panels, distribution boxes, or control enclosures.

Q: What is the process for requesting a product sample?

A: To request a sample, simply contact the supplier or retailer through their official channels. Once confirmed, a sample unit will be dispatched conveniently packed, allowing you to evaluate its premium quality before committing to a full order.

Q: How does the relay board contribute to safety in electrical switching?

A: It offers isolation between control and output circuits, flyback diode protection, and robust construction, minimizing risks of surges or unintended activations for safer automation.

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