24V High Current Relay 100A/120A/200A – 4-Pin Automotive Starter

24V High Current Starting Relay – 100A / 120A / 200A Automotive Modular Relay

Take control of heavy electrical loads in your vehicle or machinery with this 24V DC High Current Starting Relay. Available in 100A, 120A, and 200A ratings, this compact yet powerful 4-pin modular relay is engineered for demanding continuous-duty and intermittent automotive applications — from trucks and heavy equipment to industrial motor starters.

Made in Mainland China.

Key Features

• High-Power Ratings: Choose from 100A, 120A, or 200A current handling at 24V DC — ideal for high-load applications that require consistent, reliable switching performance.
• Efficient Coil Power: Operates at just 2.4W for continuous use and 4.8W for intermittent tasks, keeping energy consumption low while delivering maximum output.
• Normally Open Contact Form: Terminal lead connections with a normally open configuration ensure safe, predictable circuit activation every time.
• 4-Pin Configuration: The universal 4-pin design integrates seamlessly into most automotive and heavy machinery electrical systems for hassle-free installation.
• Compact & Durable Build: Measuring just 70×45×45mm (2.8×1.8×1.8 in), this relay packs serious performance into a space-saving form factor built for long-term durability.
• Broad Compatibility: Suitable for cars, trucks, tractors, boats, generators, and other 24V DC systems requiring dependable high-current switching.

Specifications

Package Contents

• 1 × 24V High Current Automotive Relay

Note: Slight dimensional variations may occur due to manual measurement. Colors in product images may vary slightly from the actual item due to lighting and monitor settings.

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Frequently Asked Questions

Q: What current ratings are available for this 24V automotive starting relay?

A: This high current relay is available in three ratings: 100A, 120A, and 200A at 24V DC. Choose the rating that best matches your application's electrical load requirements — whether for standard trucks, heavy equipment, or industrial motor starters.

Q: Is this relay suitable for continuous use or only intermittent operation?

A: This relay supports both continuous and intermittent operation. At 2.4W coil power it handles continuous-duty tasks efficiently, and at 4.8W it is rated for intermittent high-demand cycles, making it versatile for a range of automotive and machinery applications.

Q: How many pins does this automotive relay have, and how does it connect?

A: This is a 4-pin relay with terminal lead connections and a normally open contact form. The 4-pin layout is a standard automotive configuration, making it straightforward to wire into most 24V DC vehicle or machinery electrical systems.

Q: What types of vehicles and equipment is this relay compatible with?

A: This relay is compatible with any 24V DC system, including trucks, heavy-duty vehicles, tractors, boats, generators, and industrial machinery. Its modular design and universal 4-pin configuration allow for broad compatibility across a wide range of 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.