The TRF600-150 with Resettable Fuses - PPTC .15A 250Vdc 3A RMS INTER is a device erected by Littelfuse. It is a polymer Positive Temperature Coefficient (PPTC) resettable fuse, suitable for use in a variety of electrical applications such as audio, telecom, and datacom equipment. The PPTC fuse acts as a fuse and prevents overcurrent scenarios, but it can reset automatically once the overcurrent situation is resolved. The TRF600-150 has a maximum voltage rating of 250Vdc. It is capable of carrying up to 3A RMS and has a current limit of 0.15 Amps. It is designed to be compact and reliable, making it ideal for tight or hard-to-reach installation areas.