Heavy-duty Fusetron, dual element, time delay FRN-R cartridge fuse for motor protection

Helps protect motors from burnout caused by overloads or single phasing

Time delay feature allows the initial startup surge for typical motors to pass, but opens prior to burnout when longer dangerous overloads are present

UL (Underwriter's Laboratories) listed Class R 200,000 AIR (amp interrupting rating)

1/10A to 60A have ferrule ends, 70A to 200A have knife-blade ends

250V