These are the commonly used 20mmx5mm type as used in many TV's Power Supplies,Electrical appliances, Etc, Etc. These are the widely used Antisurge slow blow time delay type, Often marked "T" or "A/S"
Pack of 10 fuses Glass tube fuse 5x20mm slowblow Specifications
Construction: glass tube
Ferrule caps: brass, nickel-plated
Rated max Voltage: 250 V