The RXEF050 is a polymeric PTC resettable fuse, also known as a PolySwitch, used for circuit protection against overcurrent events.

• Series: It is part of the RXEF series and has a maximum voltage rating of 72V
• Maximum Current: and a maximum current rating of 40A.
• Hold Current: With a hold current of 500mA
• Trip Current: and a trip current of 1A, it provides reliable overcurrent protection.
• Mount: This resettable fuse is through-hole mountable and comes in a radial, disc package.
• Operating Temperature: The operating temperature range is -40°C to 85°C.
• Manufacturer: Manufactured by Littelfuse Inc., this resettable fuse is an active product in the market and is commonly used in automotive, consumer electronics, and industrial applications for overcurrent protection.