Littelfuse 4 A Resettable Fuse 16V Radial Lead Orientation RGEF400

Littelfuse RGEF400 4 A Resettable Fuse 16V with radial lead orientation is designed to protect electrical circuits from excessive current overloads efficiently. Its polySwitch™ technology allows rapid switching from a low resistance state to a high resistance state in the event of an electrical fault.

This resettable fuse automatically resets thousands of times without the need for replacement, providing maintenance-free operation in a compact form factor that eliminates the need for a fuse holder. It is rated for operation within a temperature range of -40°C to 60°C and offers a power dissipation of 2.4 W.

The fuse features a hold current of 4 A and a trip current of 6.8 A with a time to trip of 1.7 seconds, making it suitable for fast protection of circuits. Its small size with dimensions of length 8.9 mm, height 12.8 mm, and width 3 mm allows easy integration on PCBs.

Approved to UL, CSA, RoHS, and TUV standards, the Littelfuse RGEF400 is ideal for use in security systems, power supplies and transformers, automotive and medical equipment, instrumentation and control systems, as well as audio visual and telecommunications applications.

The fuse automatically resets thousands of times without replacement. Compact design eliminates the need for a fuse holder. Operates between -40°C to 60°C temperature range. Provides rapid response to overload and short circuit conditions.

Compatible with automotive, medical, and power supply systems. UL, CSA, RoHS, and TUV approved for safety and reliability. Power dissipation rating of 2.4 W ensures stable performance. Suitable for security systems, instrumentation, and telecommunications equipment.

EnvMart offers a wide range of Littelfuse Resettable Fuses and other circuit protection components for industrial, electronic, and commercial applications.