Hi-AMP Ship Truck RV Audio Car Use Circuit Breaker (E9C Series)

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Basic Information

Model NO.

E9C

Current

30-300A

Industry Standard

SAE

Max Interrupting Capacity

3,000A 30VDC

Calibrarion@25℃

100%Hold, 135%Trip

Compliances

Abyc E-11; IP67

Norm

Hi-AMP Circuit Breakers

Specification

High temperature resistance

D

Product Description

High-current circuit breaker, using bimetal structures. When the circuit is overloaded, it provides quick power protection. Designed for applications up to 300A with a waterproof rating, widely used in special vehicles, off-road vehicle winches, and marine electrical control.

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Technical Specifications

Feature	Details
Rating	T1: 30-300A@32Vdc; T3: 30-250A@48Vdc
Interrupt Rating	T1: 5KA@32Vdc; T3: 3KA@48Vdc (switchable)
Operating Temperature	-25ºF(-32ºC) to 180ºF(82ºC)
Storage Temperature	-30ºF(-34ºC) to 149ºF(125ºC)
Materials	UL rated thermal plastic 94V-0
Stud Size	1/4"-28 and 3/8"-16 threads per inch
Ingress Protection	IP67 Waterproof
Compliance	SAE J1625; SAE J1171, UL1500 Ignition protection
Main Applications	Trucks, Buses, RV, Marine systems, Battery Chargers, DC Sound

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Model & Hardware Codes

Model Code

E91 to E99 Series

Terminal Hardware

9: Stainless Sems; 8: Stainless Hex Nut; 0: Zinc plated Iron

Packing Method

6: Individual Box; 7: Box with Bus-bar; 8/9: Bulk Barriers pack

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Frequently Asked Questions

What is the maximum current rating for the E9C series?

The E9C series supports a wide current range from 30A up to 300A, depending on the specific model and voltage configuration.

Is this circuit breaker waterproof?

Yes, it features an IP67 Ingress Protection rating, making it dust-tight and capable of withstanding immersion in water, which is ideal for marine and off-road use.

What standards does the product comply with?

It complies with SAE J1625 and SAE J1171 standards, and features UL1500 Ignition protection for safe use in environments where explosive fumes might be present.

In what temperatures can this circuit breaker operate?

The operating temperature rating ranges from -25ºF (-32ºC) to 180ºF (82ºC), ensuring reliability in extreme environments.

What are the typical applications for this device?

Common applications include auxiliary circuits for trucks, buses, RVs, marine electrical systems, battery chargers, and high-power DC sound systems.

What materials are used for the housing?

The housing is made from UL-rated thermal plastic 94V-0, which provides excellent heat resistance and safety.

Product Detail

Hi-AMP Ship Truck RV Audio Car Use Circuit Breaker (E9C Series)

Product Description

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Product Detail

Hi-AMP Ship Truck RV Audio Car Use Circuit Breaker (E9C Series)

Product Description

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