12V Automotive Relay iRhapsody 40A Switching 5‑Pin Universal Relay

Description

Product Overview

The iRhapsody 12V automotive relay is engineered to meet the demanding needs of modern vehicle electrical systems. With a maximum switching current of 40 A and a continuous contact rating of 30 A, this relay provides a reliable bridge between power sources and critical components such as lighting, audio amplifiers, and security modules. Its 5‑pin universal configuration follows the SPDT (Single Pole Double Throw) standard, offering both normally open (NO) and normally closed (NC) contacts for flexible circuit designs. The contacts are crafted from a high‑conductivity silver alloy, ensuring low resistance and long‑term durability even under frequent switching cycles. The coil operates at 12 V DC, drawing only 1.8 W of power, and features an 80 Ω resistance that guarantees consistent magnetic pull for rapid actuation. The compact plug‑in mounting style simplifies installation, while the robust housing protects against vibration, moisture, and temperature extremes commonly encountered in automotive environments.

Usage

This relay is suited for a broad spectrum of automotive applications. Whether you are upgrading a car audio system, adding auxiliary LED lighting, or integrating a security alarm, the iRhapsody relay provides the necessary current handling and reliable switching. Its 12 V coil voltage aligns perfectly with standard vehicle batteries, allowing direct connection without additional voltage regulation. The relay can be employed in both OEM replacements and aftermarket custom builds, making it a versatile choice for professional installers and DIY enthusiasts alike. Typical use cases include controlling high‑draw headlights, powering aftermarket fog lights, managing power to amplifiers, and interfacing with electronic control units (ECUs) that require precise on/off signaling. The relay’s fast response time and low coil voltage drop also make it an excellent candidate for battery management systems and regenerative braking circuits where efficiency is paramount.

Why Choose Us

Choosing the iRhapsody relay means selecting a component backed by rigorous quality assurance processes. Each unit undergoes comprehensive testing for electrical performance, thermal stability, and mechanical resilience before leaving the factory. The silver‑alloy contacts are plated to resist corrosion, ensuring consistent conductivity over the product’s lifespan. Our manufacturing facilities adhere to ISO‑9001 standards, and each batch is traceable through a unique serial number, providing confidence in authenticity and performance. In addition to the product’s technical merits, iRhapsody offers responsive customer support, a clear warranty policy, and access to technical documentation that helps installers integrate the relay quickly and correctly. When you purchase from iRhapsody, you receive not only a high‑quality component but also a partnership that values reliability, safety, and long‑term satisfaction.

Key Features

• High current capacity of 40 A for demanding automotive loads
• Universal 5‑pin SPDT design simplifies wiring and fits standard sockets
• Silver‑alloy contacts provide low resistance and long‑lasting reliability
• Compact plug‑in mounting reduces installation time and space requirements
• Dedicated after‑sales support and warranty for peace of mind

FAQ

What voltage does the coil require?

The coil is designed for a nominal 12 V DC supply, which is the standard voltage for most vehicle electrical systems.

Can this relay be used in non‑automotive applications?

Yes, the relay’s 12 V coil and high current rating make it suitable for any 12‑volt DC system, such as marine electronics, solar power controllers, and industrial control panels.

How do I know which pin is the trigger and which is the output?

The relay follows the standard pinout: pin 30 is the common input, pin 86 is the trigger (coil activation), pin 85 is the coil ground, pin 87 is the normally open output, and pin 87a is the normally closed output.

What is the recommended operating temperature range?

The relay is rated to operate reliably from -40 °C to +85 °C, covering the extreme temperatures encountered in automotive and outdoor environments.

Is there a warranty on this product?

iRhapsody provides a one‑year limited warranty covering manufacturing defects, and our support team is available to assist with any installation or performance questions.