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Auto Relay

The housing of this car relay is made of quality flameresistant material, fireproof and high temperature resistance, with stable working performance and long mechanical lifespan. All-copper coil, sufficient winding, with nice voltage withstand purity. Pure copper connection pin, all-copper material terminals, thickened silver contacts, with strong conductivity performance.
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Product Introduction

Products Description

12V Auto Relay 4 Pin Normally Open Heavy Duty Car Start Relay

The heavy-duty 'Make & Break' relay is ideal for On/Off applications requiring the switching of higher currents from a low-power source. This relay is normally open, meaning it has an open circuit when at rest. Its integrated fixed bracket facilitates easy mounting. Additionally, it can serve as a split charging relay by wiring the coil to an ignition feed or to a source that becomes live when the alternator is charging.

12V 200A Normally Open 4 Pin Relay - Heavy Duty Automotive Marine Split Charge

 

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High Power Relay

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Dimensions of 120 relay
Installation Diagram
The Wiring Diagram
Product details of 12V 200A Normally Open 4 Pin Relay - Heavy Duty Automotive Marine Split Charge

This heavy-duty 'Make & Break' relay is designed for On/Off applications requiring the switching of high currents from a low-power source. It features a Normally Open configuration, meaning it has an open circuit when not activated. The integrated fixed bracket allows for easy mounting. Additionally, it can function as a split charging relay by connecting the coil to an ignition feed or a source that becomes live during alternator charging.

Key Specifications:

Studs: M6 studs for the switched high-current circuit, supplied with lock washers and nuts.

Sold: Supplied individually.

Voltage Rating: 12V.

Current Rating: Up to 200A.

Terminal Configuration: Standard four terminals.

 

Terminal Size:

2 x 6.3mm Male Lucar Terminals (Pins 85 & 86)

2 x M6 Studs (Pins 30 & 87)

Bracket Type: Fixed

Mounting Hole Size: 6mm

Dimensions (LxWxH, Including Terminals): 45x45x60 mm

Color: Black

Material: ABS + Metal

Package Contents:

1 x 12V 200A Normally Open 4 Pin Relay

 

 

 
 
Appliances

 

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Applications of 12V 100Amp 4 Pin Heavy Duty On-Off Car Switch Split Charging Relay and Harness Socket Set Multipurpose Relay

Automotive: Ideal for controlling high-current circuits such as starter motors, headlights, and auxiliary equipment in cars, trucks, and recreational vehicles.

Marine: Suitable for use in boats to manage electrical loads and ensure reliable operation of critical systems.

Industrial: Can be used in machinery and equipment to control high-current circuits with precision and safety

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Installation Instructions:

Mounting: Secure the relay to a suitable surface using the fixed bracket and appropriate fasteners. Ensure the mounting surface is clean and stable.

Wiring:

Connect the 6.3mm male Lucar terminals (Pins 85 & 86) to the control circuit. Typically, Pin 85 is connected to the ground, and Pin 86 is connected to the trigger source, such as an ignition feed or alternator output.

Connect the M6 studs (Pins 30 & 87) to the high-current load and power source. Ensure all connections are tight and secure to prevent overheating and ensure optimal performance.

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Safety Precautions:

Disconnect Power: Always disconnect the battery or power source before installing or servicing the relay to avoid electrical shock or short circuits.

Proper Insulation: Ensure all electrical connections are properly insulated to prevent accidental contact and potential short circuits.

Check Ratings: Verify that the relay's voltage and current ratings match the requirements of your application to prevent damage and ensure safe operation.

Maintenance:

Regular Inspection: Periodically check the relay and all connections for signs of wear or damage. Replace any worn or damaged components immediately.

Clean Connections: Ensure that all terminal connections are clean and free of corrosion. Use appropriate contact cleaners and protective sprays to maintain good electrical contact.

 

Additional Information:

This relay is designed for durability and reliability, making it a dependable choice for both professional and DIY projects. Whether you are installing it in a vehicle, boat, or piece of industrial equipment, its robust construction and high current rating ensure it will perform effectively under various conditions.By following these guidelines and taking proper care of the relay, you can ensure it provides long-lasting and efficient service in your high-current switching applications.

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Quality assurance

Every piece of product has been full inspected by detecting instrument to ensure good function.

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Price advantage

We build our molds and have our own factory which enable us to offer the first-hand price to our customers. And we hav e been devoting to lower the production cost and offer the best price all these years.

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Factory Wholesale

For some hot-sale products, we have stock in house and can arrange delivery in just 1 week. And for other items, production lead time is 2-4 weeks. 

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We have a strong and complete team including R&D, sales, QC, PMC, warehouse and CS to make sure we can better serve our customers.

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