8-CH 12V ULN2003 Based Relay Board

Quality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.

Specifications

Feature	Details
Channels	8 Relay Channels
Operating Voltage	12V DC
Driver IC	ULN2003 (Darlington Array)
Type	Electronics Component
Origin	Original/Authentic
Warranty	7-day warranty on manufacturing defects
Support	Email & WhatsApp 24/7

Product Overview

The 8-Channel 12V ULN2003 Based Relay Board is a versatile relay control module designed for switching high-power loads using low-voltage logic signals. The ULN2003 Darlington array driver provides reliable current amplification, making it ideal for microcontroller and Arduino projects.

Key Features

• 8 Independent Relay Channels - Control multiple devices simultaneously
• ULN2003 Driver IC - Built-in current amplification for safe logic-level switching
• 12V Operating Voltage - Standard industrial voltage
• Compact Design - Easy integration into projects
• LED Indicators - Visual feedback for relay status
• Screw Terminals - Secure and reliable connections

Why Choose This?

100% Authentic - Sourced from trusted suppliers with verification

Fast Shipping - 1-5 days from Bengaluru warehouse, delivered in 7-8 days

Expert Support - Technical assistance via email & WhatsApp

Manufacturer Warranty - 1-year coverage on all defects

Tested Quality - Pre-tested before dispatch

Project Ideas

DIY Electronics

• Home automation systems
• Arduino-based control projects
• IoT device switching
• Hobby robotics

Professional Applications

• Industrial automation
• HVAC control systems
• Lighting management
• Equipment switching

Learning & Education

• Electronics courses
• Microcontroller training
• Student projects
• Skill development

Technical Details

Typical Applications:

• Controlling AC/DC motors
• Switching solenoids and electromagnets
• Light and fan control
• Pump and valve automation
• Alarm system activation

Compatibility:

• Arduino boards (Uno, Mega, Nano)
• Raspberry Pi (with voltage regulation)
• 8051 microcontrollers
• PLC systems
• Any 5V logic-level controller

What's in the Box

Included:

• 8-Channel Relay Board (fully assembled)
• User manual and pin configuration guide
• Quick start documentation
• Technical support contact information

Frequently Asked Questions

Is this 100% authentic?

Yes, sourced from authorized distributors with authentication verification. Every unit is tested before dispatch.

What warranty is included?

7-day warranty on manufacturing defects covering all defects in materials and workmanship. Excludes physical damage from misuse.

How fast is shipping?

7-8 days to most of India from our Bengaluru warehouse. Express shipping available for urgent orders.

Do you provide technical support?

Yes, full technical support via email and WhatsApp 24/7. Get help with installation, troubleshooting, and project guidance.

What is your return policy?

7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only if the product is faulty.

Are bulk discounts available?

Yes, wholesale pricing available on orders of 10+ units. Contact us for custom quotes.

Can I use this with Arduino?

Yes, fully compatible with Arduino boards. Connect the signal pins to digital outputs and power with 12V supply.

What is the maximum load capacity?

Each relay typically handles up to 10A at 250V AC or 30V DC. Refer to the manual for exact specifications.

Customer Support

Email: support@theengineerstore.in

WhatsApp: Available 24/7

Response Time: Within 2 hours

Order your 8-CH 12V ULN2003 Relay Board today and bring your projects to life!

Buy 8-CH 12V ULN2003 Based Relay Board Online in India

Purchase the 8-CH 12V ULN2003 Based Relay Board online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 8-CH 12V ULN2003 Based Relay Board with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.

Looking to buy 8-CH 12V ULN2003 Based Relay Board at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.