Automotive Relay 303-1AH-C-R1 U01 12VDC 4-Pin | CE Certified
Automotive Relay 303-1AH-C-R1 U01 12VDC 4-Pin | CE Certified
Automotive Relay 303-1AH-C-R1 U01 – 12VDC 4-Pin
Keep your vehicle's electrical systems running smoothly with this 100% brand-new 303-1AH-C-R1 U01 Automotive Relay. Designed for 12V DC circuits, this compact 4-pin relay is a dependable replacement or upgrade component for a wide range of automotive and low-voltage electrical applications. CE certified and built to standard specifications, it's a straightforward, reliable solution for hobbyists, auto technicians, and DIY enthusiasts alike.
Made in Mainland China.
Key Specifications
- Model: 303-1AH-C-R1 U01
- Coil Voltage: 12V DC (12VDC)
- Pin Configuration: 4-Pin
- Color: Black
- Certification: CE (Low Voltage Directive – below 50V AC or 75V DC)
- Condition: 100% Brand New
- Package Includes: 1 × Automotive Relay
Why Choose This Relay?
- ✅ CE Certified – Meets EU Low Voltage Directive requirements for peace of mind
- ✅ Standard 4-Pin Layout – Easy to swap in and out with compatible sockets
- ✅ 12VDC Operation – Ideal for standard automotive and low-voltage control circuits
- ✅ Compact & Durable – Sturdy black housing designed to withstand typical under-hood conditions
- ✅ Genuine New Stock – Not refurbished or repackaged
Common Applications
- Automotive electrical switching circuits
- Vehicle lighting control (headlights, fog lights, accessories)
- Horn, starter, or fan relay replacement
- Low-voltage DC control panels and DIY projects
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Learn more: FuelEconomy.gov driving efficiency guidance
Frequently Asked Questions
Q: What is the operating voltage of the 303-1AH-C-R1 U01 automotive relay?
A: This automotive relay is designed for 12V DC (12VDC) coil operation, making it compatible with standard 12-volt vehicle electrical systems and low-voltage DC control circuits.
Q: How many pins does this relay have, and is it easy to install?
A: The relay features a standard 4-pin configuration, which is commonly used in automotive wiring harnesses. It is straightforward to install in any compatible relay socket — simply match the pin layout and plug it in.
Q: Is this relay brand new or refurbished?
A: This is 100% brand new stock — not refurbished, used, or repackaged. It comes CE certified and ready for direct installation in your vehicle or project.