Description
UL Class M Supplementary Protection Fast Acting 600VDC 0.1A – 13/32”x 1-1/2” Bussmann Cross KTK-R-1/10 Littelfuse Cross KLKR-1/10
For use as supplemental protection in general purpose and
lighting applications.
Electrical:
600VAC – 100mA – 50A
600VDC – 100mA – 30A
Interrupt Ratings:
100,000A @ 600VAC (100mA – 30A)
10,000A @ 600VAC (35A – 50A)
100,000A @ 600VDC (100mA – 30A)
Datasheet:Optifuse/FPK.pdf
Optifuse FPK Series for use as supplemental protection in general purpose and lighting applications.
| Part Number | Manufacturer | Description |
| FPK-1.5A | Optifuse | Fuse 1.5A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-100mA | Optifuse | Fuse 100mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-10A | Optifuse | Fuse 10A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-125mA | Optifuse | Fuse 125mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-12A | Optifuse | Fuse 12A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-15A | Optifuse | Fuse 15A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-1A | Optifuse | Fuse 1A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-2.5A | Optifuse | Fuse 2.5A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-200mA | Optifuse | Fuse 200mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-20A | Optifuse | Fuse 20A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-250mA | Optifuse | Fuse 250mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-25A | Optifuse | Fuse 25A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-2A | Optifuse | Fuse 2A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-3.5A | Optifuse | Fuse 3.5A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-300mA | Optifuse | Fuse 300mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-30A | Optifuse | Fuse 30A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-3A | Optifuse | Fuse 3A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-400mA | Optifuse | Fuse 400mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-4A | Optifuse | Fuse 4A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-500mA | Optifuse | Fuse 500mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-5A | Optifuse | Fuse 5A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-6A | Optifuse | Fuse 6A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-750mA | Optifuse | Fuse 750mA, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-7A | Optifuse | Fuse 7A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-8A | Optifuse | Fuse 8A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |
| FPK-9A | Optifuse | Fuse 9A, 600VAC / 600VDC, FPK Series, UL Class M – 13/32″ x 1-1/2″ Industrial Fuses, Fast Acting, Cartridge |



