Relay Price in BD (Bangladesh) 2026

Looking for high-quality relay modules for your electronics, robotics, or automation projects? Our category offers a wide selection of electromechanical relays, solid-state relays (SSR), power relays, automotive relays, and Arduino-compatible relay modules at the best prices in Bangladesh. Whether you're working on a DIY project, industrial automation, home automation, or any other application requiring reliable switching, we have the perfect relay for you.

What is a Relay?

A relay is an electrically operated switch used to control high-voltage or high-current circuits with a low-power signal. It acts as an interface between low-power electronics and heavy electrical loads, making it an essential component in various applications, including home automation, industrial machinery, security systems, and automotive electronics.

Types of Relays Available

• Electromechanical Relays: Traditional relays that use a coil and mechanical contacts to switch circuits.
• Solid-State Relays (SSR): Relays with no moving parts, offering faster switching and longer lifespan.
• Power Relays: High-current relays designed for heavy-duty applications.
• Arduino Relay Modules: Ready-to-use relay boards compatible with Arduino and other microcontrollers.
• Automotive Relays: Special relays used in car and vehicle electrical systems.

Applications of Relays

Relays are widely used in various fields, including:

• Home Automation: Controlling lights, fans, and other household appliances remotely.
• Industrial Automation: Managing high-power machines and safety systems.
• Security Systems: Activating alarms and security devices.
• Automotive Electronics: Controlling car headlights, air conditioning, and other electrical components.
• Robotics Projects: Enabling automated switching in robotic systems.

Why Buy Relays from Us?

At বিজ্ঞান প্রজেক্ট, we provide:

• High-Quality Relays: Tested and reliable products for all applications.
• Affordable Prices: Best market prices in Bangladesh.
• Wide Range of Products: Various relay modules for different needs.
• Fast Delivery: Quick shipping across Bangladesh.
• Customer Support: Expert assistance for your projects.

Buy the Best Relay Modules in Bangladesh

Whether you need a single-channel relay module for a small DIY project or a heavy-duty power relay for industrial use, we have the right product for you. Browse our collection and order online today!