Description
Product Overview
The Cotonlake G2403T12V08 is a heavy‑duty 12 V DC relay rated for 40 A continuous current. It features a SPST (single pole single throw) configuration with normally closed contacts made of high‑grade brass for excellent conductivity and low resistance. The relay housing is constructed from nylon, offering superior electrical insulation and resistance to water, dust, and moisture. Quick‑connect pins and color‑labeled wires streamline wiring, while the metal mounting tab enables secure socket‑mount installation.
Usage
Designed for automotive, motorcycle and marine electrical systems, this relay excels in environments where reliability and weather resistance are critical. It can control high‑current loads such as fuel pumps, cooling fans, lighting circuits, and auxiliary accessories. Installers benefit from the clear wiring scheme, making it suitable for both professional mechanics and DIY enthusiasts working on vehicle upgrades or repairs.
Why Choose Us
Cotonlake combines rigorous OEM specifications with premium materials to deliver a relay that meets demanding automotive standards. The pure copper coil ensures efficient magnetic performance with minimal loss, while the waterproof nylon shell protects against corrosion and short circuits. Each unit undergoes strict quality testing, guaranteeing consistent operation across a wide temperature range and under vibration.
Key Features
- 40 A continuous current rating for high‑load applications
- Brass contacts provide low resistance and long service life
- Waterproof nylon housing protects against moisture and dust
- Quick‑connect pins with color‑coded wires simplify installation
- SPST normally closed design suitable for automatic control circuits
FAQ
What voltage does this relay operate at?
The coil is designed for 12 V DC operation, making it compatible with standard automotive electrical systems.
Can this relay be used in marine environments?
Yes, the waterproof nylon housing and corrosion‑resistant contacts allow reliable performance in wet or salty conditions.
Is the relay suitable for switching inductive loads?
Absolutely. The 40 A rating and robust contact material handle inductive loads such as motors and solenoids safely.
How do I mount the relay?
The relay includes a metal mounting tab for socket‑mount installation; simply secure it to a suitable panel or bracket.
What is included in the package?
Each package contains five 4‑pin 12 V 40 A relays, each with color‑labeled wiring for easy connection.
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