The PICO 305 series intrinsically safe fuse from Littelfuse is the first 277 V fuse to be certified under the UL 913 safety standard for intrinsically safe apparatus and associated apparatus. Like the PICO 259-UL913 series fuse introduced previously, the PICO 305 series fuse offers a wide range of amperage ratings and all are encapsulated. It is designed for applications in hazardous environments where there is danger of gas or dust explosion from faulty circuits, such as in the oil, gas, mining, chemical, pharmaceutical, and food/beverage processing industries.

• Sealed, encapsulated design
• Well suited for 277 V applications
• Current rating options from 50 mA to 750 mA
• Designed for operation in a range of hazardous environments
• High interrupting rating. Meets the 1500 A minimum