Description
Waterproof Auto Reset Hi AMP Circuit Breaker E97, commonly used in vehicles like cars and marine applications, is a specialized type of circuit protection device designed to handle challenging environments where exposure to moisture, water, and harsh conditions is a concern. This type of circuit breaker combines the features of waterproofing, automatic resetting, and reliable overcurrent protection.

Features of E97 Auto Reset Circuit Breaker
1. Waterproof Design: The circuit breaker is built to be resistant to water and moisture ingress. This is crucial in applications like cars and marine environments, where exposure to rain, splashes, or even full immersion might occur.
2. Auto Reset: This type also has the ability to automatically reset itself after an overcurrent condition. This feature ensures that the circuit remains operational once the overcurrent situation is resolved, without requiring manual intervention.
3. Robust Construction: The construction of this type of circuit breaker is tailored to withstand vibrations, shocks, and the corrosive effects of moisture and environmental factors typically encountered in vehicles and marine settings.

4. Cool-Down and Auto-Recovery: After tripping due to an overcurrent event, the circuit breaker enters a cool-down period to allow the system to stabilize. Once the cool-down period has passed, the circuit breaker automatically attempts to reset itself and restore current flow, provided that the overcurrent condition is no longer present.
5. Overcurrent Detection and Protection: Similar to traditional circuit breakers, this waterproof auto-reset circuit breaker incorporates an overcurrent detection mechanism. When the current flowing through the circuit exceeds a predetermined threshold, the breaker's internal contacts open, interrupting the current flow and protecting the circuit from damage caused by excessive current.
6. Mounting Flexibility: These circuit breakers are often designed for easy installation and may feature mounting options suitable for various applications. In vehicles and marine environments, they can be securely mounted in locations that offer protection from the elements.
Specification
| Item name: | Waterproof Auto Reset Hi AMP Circuit Breaker E97 | Reset Type: | Auto reset |
|
Rated Voltage: |
DC12-48V | Rated Current: | 20A-200A |
| Hardware: | Zinc Alloy | Material: | Plastic and Metal |
| Pole: | Single Pole | Type: | Thermal Circuit Breaker |
| Termination: | 1/4''-28 Studs | Application: | Car, Automotive, Boat, Marine, RV, Yacht, Etc |
Details




How to install
Installing a waterproof automatic reset circuit breaker in a vehicle or marine application involves several steps to ensure proper functionality, safety, and protection. Here's a general guide to help you with the installation process:
1. Select Location: Choose a suitable location to mount the circuit breaker. It should be easily accessible and offer protection from water, moisture, and mechanical damage. Ensure there's enough space for the breaker's dimensions and for connecting wires.
2. Disconnect Power: Before you start working, disconnect the power source to prevent any accidental short circuits or electrical hazards.
3. Mount the Circuit Breaker: use appropriate screws or fasteners to securely mount it in the chosen location.
4. Connect Wires: Connect the wires from your power source (such as the battery or electrical system) to the "Input" terminal of the circuit breaker. This is the side where the power comes in. Connect the wires that will go to your electrical load (lights, pumps, accessories) to the "Output" terminal of the circuit breaker.
5. Secure Wiring: Use cable ties or electrical tape to bundle and secure the wires along their path to prevent them from dangling or coming into contact with moving parts.
6. Test and Check: Double-check all connections to make sure they are secure and properly insulated.
7. Finalize Installation: Once you're satisfied with the installation and testing, ensure that the circuit breaker is protected by a suitable cover or enclosure to prevent accidental tampering or exposure to the elements.


Application Industry
1. Automotive Electrical Systems: High amperage waterproof circuit breakers are integrated into vehicles to protect critical electrical components such as starter motors, alternators, power windows, power seats, and more. They safeguard against overcurrent conditions that could arise from short circuits, motor stalls, or sudden spikes in current demand.
2. Off-Road and 4x4 Vehicles: Off-road vehicles, like trucks, SUVs, and ATVs, often encounter harsh environments where exposure to water, mud, and vibrations is common. Waterproof auto-reset circuit breakers are crucial for ensuring the reliability of essential systems in these vehicles, such as winches, auxiliary lighting, and power distribution to various accessories.
3. Marine and Boating Applications: Marine environments are particularly challenging due to exposure to water, salt, and constant vibrations. High amperage waterproof circuit breakers are used to safeguard the electrical systems on boats and yachts. They provide protection for components like bilge pumps, navigation systems, lighting, and other onboard equipment.

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