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Electrical, Specialty Fuses

Manufacturer Series Package / Case Packaging Part Status Mounting Style Fuse Type Voltage Rating - AC Voltage Rating - DC Response Time Current Rating (Amps) Applications Features Class Approval Agency Operating Temperature Qualification Breaking Capacity @ Rated Voltage Grade Size / Dimension






























































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package / Case Packaging Part Status Mounting Style Fuse Type Voltage Rating - AC Voltage Rating - DC Response Time Current Rating (Amps) Applications Features Class Approval Agency Operating Temperature Qualification Breaking Capacity @ Rated Voltage Grade Size / Dimension
PSR031UL0250Z

PSR031UL0250Z

FUSE SQUARE 250A 700VAC/600VDC

Littelfuse Inc.

3,104
PSR031UL0250Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 250A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031UL0350Z

PSR031UL0350Z

FUSE SQUARE 350A 700VAC/600VDC

Littelfuse Inc.

2,373
PSR031UL0350Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 350A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
FWH-300A

FWH-300A

FUSE CARTRIDGE 300A 500VAC/VDC

Eaton - Bussmann Electrical Division

8,552
FWH-300A

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 500 VAC 500 VDC - 300A Electrical, Industrial - - CE, CSA, UR - - 200kA AC, 50kA DC - 1.500" Dia x 4.340" L (38.10mm x 110.24mm)
FWH-325A

FWH-325A

FUSE CARTRIDGE 325A 500VAC/VDC

Eaton - Bussmann Electrical Division

9,643
FWH-325A

Datasheet

FWH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 500 VAC 500 VDC - 325A Electrical, Industrial - - CE, CSA, UR - - 200kA AC, 50kA DC - 1.500" Dia x 4.340" L (38.10mm x 110.24mm)
FRS-R-110

FRS-R-110

FUSE CRTRDGE 110A 600VAC/300VDC

Eaton - Bussmann Electrical Division

4,561
FRS-R-110

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 600 VAC 300 VDC Slow Blow 110A Electrical, Industrial - RK5 CE, CSA, UL - - 200kA AC, 20kA DC - 1.610" Dia x 9.630" L (40.89mm x 244.60mm)
FRS-R-175

FRS-R-175

FUSE CRTRDGE 175A 600VAC/300VDC

Eaton - Bussmann Electrical Division

7,875
FRS-R-175

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 600 VAC 300 VDC Slow Blow 175A Electrical, Industrial - RK5 CE, CSA, UL - - 200kA AC, 20kA DC - 1.610" Dia x 9.630" L (40.89mm x 244.60mm)
PSR031DS0450Z

PSR031DS0450Z

FUSE SQUARE 450A 700VAC/600VDC

Littelfuse Inc.

7,692
PSR031DS0450Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 450A Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031US0500Z

PSR031US0500Z

FUSE SQUARE 500A 700VAC/600VDC

Littelfuse Inc.

4,834
PSR031US0500Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 500A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031US0630Z

PSR031US0630Z

FUSE SQUARE 630A 700VAC/600VDC

Littelfuse Inc.

7,097
PSR031US0630Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 630A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031DS0630Z

PSR031DS0630Z

FUSE SQUARE 630A 700VAC/600VDC

Littelfuse Inc.

2,982
PSR031DS0630Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 630A Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031US0450Z

PSR031US0450Z

FUSE SQUARE 450A 700VAC/600VDC

Littelfuse Inc.

7,618
PSR031US0450Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 450A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031DS0500Z

PSR031DS0500Z

FUSE SQUARE 500A 700VAC/600VDC

Littelfuse Inc.

3,147
PSR031DS0500Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 500A Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031DS0550Z

PSR031DS0550Z

FUSE SQUARE 550A 700VAC/600VDC

Littelfuse Inc.

6,881
PSR031DS0550Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 550A Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
PSR031US0550Z

PSR031US0550Z

FUSE SQUARE 550A 700VAC/600VDC

Littelfuse Inc.

6,963
PSR031US0550Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700 VAC 600 VDC Fast Blow 550A Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C - 200kA AC, 150kA DC - 1.898" L x 2.028" W x 2.264" H (48.20mm x 51.50mm x 57.50mm)
KWN-R-100

KWN-R-100

FUSE LIMITRON FAST ACTING

Eaton - Bussmann Electrical Division

4,172
KWN-R-100

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - -
KWN-R-70

KWN-R-70

FUSE LIMITRON FAST ACTING

Eaton - Bussmann Electrical Division

5,973
KWN-R-70

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - -
KWN-R-80

KWN-R-80

FUSE LIMITRON FAST ACTING

Eaton - Bussmann Electrical Division

7,347
KWN-R-80

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - -
KWN-R-90

KWN-R-90

FUSE LIMITRON FAST ACTING

Eaton - Bussmann Electrical Division

8,820
KWN-R-90

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - -
170M1761

170M1761

FUSE SQUARE 315A 690V RECT

Eaton - Bussmann Electrical Division

4,057
170M1761

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square - - - 315A - - - UL - - 50kA - 2.126" L x 1.429" W x 0.945" H (54.00mm x 36.30mm x 24.00mm)
170M3019

170M3019

FUSE SQUARE 400A 700VAC RECT

Eaton - Bussmann Electrical Division

7,827
170M3019

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 700 VAC - - 400A Electrical, Industrial Indicating - CE, CSA, UR - - 200kA - 1.969" L x 1.772" W x 2.283" H (50.00mm x 45.00mm x 58.00mm)
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