0031.3981 is a 3-pin, round-cable mount Fuseholder from the Schurter range. It is designed for use with snap-in mounting clips, and designed to fit 5mm x 20mm fuses. It is rated to 250VAC, 10A and is UL approved. It is made of flame-retardant thermoplastic, and it has a wire entry range of 0.5 - 1.5 mm².