Battery Devices Short Form Product Catalog
Littelfuse battery protection products offers engineers enhanced design flexibility that meets regulatory requirements.

PolySwitch® PPTC resettable automotive fuses provide overcurrent protection for actuators, screens, and small motors in commercial and passenger vehicles. These compact resettable fuses (polyswitch) fit easily along wiring harnesses and can replace MINI® blade fuses or Type II circuit breakers and provide reliable overcurrent protection for vehicle electronics.