Self-Recovery Fuse PPTC RXEF005-RXEF500 RXEF030 RXEF050 72V 60V 0.05A-5A. Protect your electronic devices with our high-quality resettable PTC fuses. These self-recovering fuses offer reliable overcurrent protection and automatic reset capabilities. Available in a range of amperage and voltage ratings (0.05A to 5A, 6V to 60V), these fuses are ideal for a wide range of applications, including consumer electronics, automotive electronics, and industrial controls.