LPS-RK-100SPI Low-Peak, Indicator DUAL-ELEMENT TIME-DELAY FUSE 100Amp BUSSMANN - NEW
Price is for 1 fuse.

Class RK1
Dual Element, Time-Delay permits 130% FLA sizing for back-up motor overload protection, and single-phasing protection.
Voltage Rating: 600 Vac (or less), 300Vdc
Current Limiting
Interrupting Rating: 300,000A AC RMS Sym. (UL), 300V DC 100,000 A

Applications:
Branch distribution
Motors
Transformers
Solenoids
General purpose circuits