" Mersen AJT70 Amp-Trap 2000 time-delay AJT fuses. Ferraz Shawmut Amp-Trap® 2000 SmartSpot® Power Fuse Current Limiting Low Voltage North American Time Delay Series: AJT Indicating Rejection 70 A 600 VAC 200 kA Interrupt Class: J Blade Terminal Clip Mounting Cylindrical Body Dual Element Fiberglass 1-1/16 in Dia x 4-5/8 in L Body. Additional Description: MERS-AJT70 600V 70A CLASS J TD FUSE. Catalog Description: Amp-Trap 2000 time-delay AJT fuses provide IEC Type ""2"" (No Damage) protection to main feeder and branch-circuits for all types of loads - yet they require only half the mounting space needed for 600V UL Class RK fuses. Time-delay characteristics handle motor in-rush currents without nuisance trips. Its current-limiting ability and wide range of ratings provide excellent overcurrent protection for all your applications. An optional mechanical blown fuse indicator and Microswitch is available on blade-type (70 to 600A) fuses for visual and/or remote blown fuse indication. 600 Volts 70 amps .."