China Automotive Relay Supplier with Factory Price

As a professional automotive relay manufacturer and supplier in China, KEYONG (Ningbo Keyong Jingsheng Electrical Appliance Co., Ltd.) provides a comprehensive range of automotive relay solutions designed for reliability, safety, and high-performance applications. Backed by ISO 9001-certified manufacturing systems and global certifications such as UL, TUV, and CE, KEYONG ensures consistent product quality that meets international automotive standards.

1. Standard Automotive Relays (PCB & Plug-in Type)

Designed for general automotive electrical control systems, these relays are widely used in lighting, horn, HVAC, and auxiliary circuits.

Stable switching performance
Compact structure for easy installation
Suitable for low to medium current applications
Ideal for OEM automotive electronics manufacturers

2. High-Current Automotive Relays (New Energy Applications)

Engineered for electric vehicles (EVs) and renewable energy systems, these relays handle high loads and demanding environments.

High current capacity and strong load endurance
Excellent heat resistance and electrical stability
Widely applied in EV battery management systems and charging infrastructure
Reliable solution from a trusted China relay factory

3. Automotive Flasher Relays

Precise timing control and stable flashing frequency
Long operational lifespan
Compatible with various vehicle models

4. Intermittent Wiper Relays

Adjustable delay timing
Consistent performance under varying weather conditions
Enhances driving safety and user experience

5. Micro & Signal Relays for Automotive Electronics

Fast response and low power consumption
High reliability for signal transmission
Applied in ECU systems, sensors, and communication modules

6. Relay Wiring Harness & Sockets

Customizable configurations for different vehicle systems
Easy integration into automotive assemblies
Improves installation efficiency and system safety

Why Choose KEYONG as Your Automotive Relay Supplier?

Experienced China Manufacturer: Over a decade of relay production with large-scale factory capacity
Advanced Production Lines: Fully automated assembly, testing, and inspection systems
Global Certifications: UL, TUV, CQC, CE, RoHS compliant
Wide Industry Applications: Automotive electronics, energy storage, smart systems
OEM/ODM Support: Custom relay solutions tailored to your project requirements

With strong R&D capabilities and strict quality control, KEYONG has become a reliable automotive relay factory in China, serving global clients with high-performance relay products and professional service.

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Fuse Design Automotive Relay

KEYONG Fuse Design Automotive Relay KLD (V4) with bracket is a compact 30A–60A high-current automotive relay designed for heavy-load control in automotive and industrial systems. As a reliable China automotive relay manufacturer and supplier, KEYONG offers dustproof protection, multiple contact types, and flexible installation options including quick connect and PCB mounting. It supports 12VDC or 24VDC coil voltage with 1.6W–2.0W coil power, and features a compact size of 28.5 × 28.5 × 51.8 mm, ensuring stable performance, long service life, and easy installation.

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Micro ISO Automotive Relay

KEYONG KLM-V6(4133) Micro ISO Automotive Relay offers high switching capacity up to 40A in a compact 20.8 x 15.8 x 22.2mm design. With 1 Form A, 1 Form B, and 1 Form C contacts, PC pin or quick-connect mounting, and -40°C to 125°C operation, it is ideal for automotive and lamp accessory procurement. RoHS compliant, lightweight, and reliable, the KLM-V6(4133) lets engineers and buyers select and match the perfect relay for versatile applications.

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Automotive Micro 280 Relay

KEYONG Automotive Micro 280 Relay the KLD2 (V9) 20A, engineered for buyers seeking a high-temperature, stable switching solution for automotive power control. With 20A switching capability, extended operation up to 125°C, 1 Form A / 1 Form C contact options, and durable 2.8mm quick connect terminals, this compact automotive relay ensures reliable performance in fuel pumps, lighting systems, and auxiliary modules. Available for OEM projects and bulk purchasing, the KLD2 (V9) is an ideal choice for distributors, importers, and automotive parts wholesalers looking to source factory-direct automotive relays.

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High Current Micro ISO Automotive Relay

High Current Micro ISO Automotive Relay by KEYONG, a trusted China manufacturer and supplier, delivers compact Micro ISO design with up to 40A high switching capacity, wide -40°C to 125°C operating range, and flexible mounting options, making it a reliable solution for automotive and lighting system procurement.

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40A Switching Capability Automotive Relay

40A Switching Capability Automotive Relay by KEYONG is a high-performance automotive relay designed for OEM buyers and global sourcing needs, featuring 40A high current switching, stable control performance, and durable contact structure, making it an ideal choice for purchasing China automotive relay manufacturer, automotive relay supplier, and factory-direct relay solutions for lighting, fan, and motor control applications.

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Automotive High Current Relay

KEYONG Automotive High Current Relay is a reliable 100A automotive relay solution designed for OEM buyers and bulk procurement, offering stable high-current switching performance, flexible contact configurations, and durable operation in harsh environments for automotive and industrial applications.

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