0ZRB0400FF1A

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PTC resettable fuses are a type of passive component used in electrical circuits for overcurrent and overvoltage protection. They incorporate a special polymer material that will expand or contract when exposed to increasing current or voltage. When the current or voltage reaches a predetermined level, the member will contract and open the circuit. As the current is reduced to a safe level, the member returns to its original shape and the circuit resumes normal operation. The 0ZRB0400FF1A is a resettable fuse that is often used in automotive and machinery applications.

The 0ZRB0400FF1A resettable fuse is a high-temperature, low-power resettable fuse with a high cycle life. It is specifically designed for automotive applications, where high-power surges can occur on a regular basis. The fuse is rated at 18A and 125VAC and is designed for use with signal circuits, relays, and secondary circuits in automotive vehicle systems. The fuse provides overcurrent protection and resets automatically after a current protection event.

The 0ZRB0400FF1A has a unique working principle. The fuse consists of two pieces of special polymer material that expand and contract in response to an overload or short circuit. When the current or voltage reaches a predetermined level, one of the polymer pieces will expand and open the circuit. As the current or voltage decreases, the piece returns to its original shape and the fuse reset. The fuse cannot be reset until the current or voltage returns to normal. This ensures that the circuit remains safe even after a surge or short.

The 0ZRB0400FF1A resettable fuse is particularly useful for automotive applications. The device provides overcurrent and overvoltage protection to electrical circuits, and reset after an overload event. This prevents the circuit from becoming inoperable, which often happens with simple fuses that must be replaced after circuit overloads. In addition, the device is rated at 18A and 125VAC, making it suitable for use in automotive environments.

The 0ZRB0400FF1A resettable fuse is a valuable component for automotive and machinery applications. It is designed to provide overcurrent protection and reset after current pulses, guaranteeing the circuit is always safe. The device is also rated at 18A and 125VAC, making it suitable for most automotive applications.

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