Littelfuse 1.1 A Resettable Fuse 72V Radial Lead RXEF110

Littelfuse RXEF110 is a 1.1 ampere resettable fuse rated for 72 volts designed to protect electrical and electronic circuits from overcurrent conditions. This radial lead PolySwitch™ RXE series device provides reliable circuit protection by automatically resetting after fault conditions are cleared without the need for fuse replacement.

It features a fast time-to-trip of 8.2 seconds, low resistance, and compact form factor measuring 12.8 mm length, 17.5 mm height, and 3 mm width, with a power dissipation capability of 1.5 watts. The device holds 1.1 A during normal operation and trips at 2.2 A to protect equipment.

Certified to global safety standards including UL, TUV, CSA, RoHS, and CQC, this fuse is halogen-free and suitable for industry applications such as printers, satellite video receivers, industrial controls, USB hubs, telecommunications equipment, and medical instrumentation.

The RXEF110 is maintenance-free and provides rapid switching from a low resistance state to a high resistance state in overload or short-circuit scenarios, ensuring effective protection without the need for a fuseholder.

Typical use cases include security systems, power supplies, automotive and medical equipment, and instrumentation control. This resettable fuse offers a small size and reliable protection in demanding industrial and commercial environments.

Automatically resets itself thousands of times without replacement. Designed for low resistance and fast time-to-trip of 8.2 seconds. Compact dimensions of 12.8 mm length, 17.5 mm height, and 3 mm width. Power dissipation rating of 1.5 watts to handle excess current safely.

Certified to meet UL, TUV, CSA, RoHS, and CQC standards for quality and compliance. Operates reliably in temperatures ranging from -40°C to 60°C. Ideal for use in printers, industrial controls, motherboards, modems, and telecommunications.

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