ZRC300A03

The ZRC300A03 is a surface‑mount polymeric positive temperature coefficient (PTC) resettable fuse designed for over‑current protection. It operates at a maximum voltage of 30 V, holds 0.3 A continuously and trips at approximately 0.6 A, resetting automatically after fault clearance. This component is suited for battery packs, USB interfaces, and power supply lines in consumer, automotive and industrial equipment. Choose SPB Global for genuine parts, fast shipping and expert technical support.

Battery protection, USB ports, Power supplies

Consumer electronics, Automotive, Industrial

Imax 5A, max voltage 30V