12V 20A 4-Pin Automotive Mini Relay – Denso 156700-3220

$4.32 $5.18

12V 20A 4-Pin Automotive Mini Relay – Denso 156700-3220

Keep your vehicle's electrical system running smoothly with this compact, high-quality 12V automotive relay. Designed as a direct replacement for Denso relay 156700-3220, this small but mighty 4-pin relay delivers reliable switching performance for a wide range of automotive electrical circuits — from lighting and horns to fans and accessories.

Key Features

Voltage: 12V DC – compatible with standard automotive electrical systems
Current Rating: 20A – handles demanding loads with ease
Pin Configuration: 4-pin design for straightforward installation
Compact Size: 2.5 × 2 × 1.5 cm – fits tight spaces in engine bays and fuse boxes
Color: Blue – easy to identify among other relays
Part Reference: Denso 156700-3220 compatible
Condition: 100% Brand New

What's in the Box?

1 × 12V 20A 4-Pin Automotive Mini Relay

Perfect For

This relay is ideal for DIY automotive enthusiasts and professional mechanics looking for a reliable, cost-effective replacement relay. Suitable for use in cars, trucks, motorcycles, and other 12V vehicles wherever a compact 4-pin relay is required.

Made in China.

Frequently Asked Questions

Q: What vehicles is the 12V 20A 4-pin automotive relay compatible with?

A: This relay is compatible with most standard 12V automotive electrical systems, including cars, trucks, vans, and motorcycles. It is designed as a replacement for Denso relay 156700-3220 and can also be used in any application requiring a 12V, 20A, 4-pin mini relay.

Q: Is this relay easy to install without professional help?

A: Yes! The 4-pin layout is a standard automotive configuration, making installation straightforward for most DIYers. Simply match the pin positions to your existing relay socket or wiring harness and plug it in — no special tools required.

Q: What does the 20A current rating mean for my vehicle?

A: The 20A rating indicates the maximum electrical current the relay can safely switch. This is sufficient for most common automotive loads such as headlights, horns, cooling fans, and accessory circuits, making it a versatile choice for various vehicle applications.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.