Electrical, Specialty Fuses

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

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Electrical, Specialty Fuses

Electrical and Specialty Fuses are circuit protection components designed to interrupt current during overload, short-circuit or fault conditions in electrical and electronic systems. They are widely used in industrial equipment, power distribution, motor drives, renewable energy systems, communication equipment, automation systems, transportation electronics, power supplies and control panels.

This category includes industrial fuses, specialty fuses, power fuses, cartridge fuses, high-voltage fuses, fast-acting fuses, time-delay fuses, semiconductor protection fuses and related overcurrent protection devices. These components are commonly selected based on current rating, voltage rating, breaking capacity, response speed, fuse size, mounting method, safety approvals and application requirements.

TomatoElec supplies original Electrical and Specialty Fuses from recognized manufacturers such as Littelfuse, Eaton, Bel Fuse, Schurter, Mersen, SIBA, Bourns, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification
LNRK500.X

LNRK500.X

FUSE CRTRDGE 500A 250VAC/125VDC

Littelfuse Inc.

3,400 -
RFQ
LNRK500.X

Datasheet

POWR-GARD®, POWR-PRO® LLNRK Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 500A 250 VAC 125 VDC Slow Blow Electrical, Industrial - RK1 CE, CSA, QPL, UL - 200kA AC, 20kA DC 2.843" Dia x 10.374" L (72.20mm x 263.50mm) - -
LNRK600.X

LNRK600.X

FUSE CRTRDGE 600A 250VAC/125VDC

Littelfuse Inc.

2,228 -
RFQ
LNRK600.X

Datasheet

POWR-GARD®, POWR-PRO® LLNRK Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 600A 250 VAC 125 VDC Slow Blow Electrical, Industrial - RK1 CE, CSA, QPL, UL - 200kA AC, 20kA DC 2.843" Dia x 10.374" L (72.20mm x 263.50mm) - -
LNRK450.X

LNRK450.X

FUSE CRTRDGE 450A 250VAC/125VDC

Littelfuse Inc.

6,941 -
RFQ
LNRK450.X

Datasheet

POWR-GARD®, POWR-PRO® LLNRK Cylindrical, Blade Terminals Box Active Requires Holder Cartridge 450A 250 VAC 125 VDC Slow Blow Electrical, Industrial - RK1 CE, CSA, QPL, UL - 200kA AC, 20kA DC 2.843" Dia x 10.374" L (72.20mm x 263.50mm) - -
40CIK07

40CIK07

FUSE CRTRDGE 40A 600VAC CYLINDR

Eaton - Bussmann Electrical Division

2,022 -
RFQ
40CIK07

Datasheet

HRCI-MISC Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 40A 600 VAC - Fast Blow Electrical, Industrial - - CE, CSA - 200kA 1.063" Dia x 2.283" L (27.00mm x 58.00mm) - -
170M4533

170M4533

FUSE 250A 1000V 1FKE/115 AR

Eaton - Bussmann Electrical Division

3,288 -
RFQ

-

170M Rectangular, Blade Bulk Active Bolt Mount Square 250A 1 kVAC - - Electrical, Industrial Indicating aR CE, UL - 125kA 2.992" L x 2.008" W x 2.677" H (76.00mm x 51.00mm x 68.00mm) - -
PSR072UL0350X

PSR072UL0350X

FUSE SQUARE 350A 1.3KVAC/1KVDC

Littelfuse Inc.

8,372 -
RFQ
PSR072UL0350X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 350A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072DL0350X

PSR072DL0350X

FUSE SQUARE 350A 1.3KVAC/1KVDC

Littelfuse Inc.

5,999 -
RFQ
PSR072DL0350X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 350A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072DL0280X

PSR072DL0280X

FUSE SQUARE 280A 1.3KVAC/1KVDC

Littelfuse Inc.

2,880 -
RFQ
PSR072DL0280X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 280A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072UL0280X

PSR072UL0280X

FUSE SQUARE 280A 1.3KVAC/1KVDC

Littelfuse Inc.

2,401 -
RFQ
PSR072UL0280X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 280A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072DL0250X

PSR072DL0250X

FUSE SQUARE 250A 1.3KVAC/1KVDC

Littelfuse Inc.

9,369 -
RFQ
PSR072DL0250X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 250A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072UL0250X

PSR072UL0250X

FUSE SQUARE 250A 1.3KVAC/1KVDC

Littelfuse Inc.

5,639 -
RFQ
PSR072UL0250X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 250A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072DL0315X

PSR072DL0315X

FUSE SQUARE 315A 1.3KVAC/1KVDC

Littelfuse Inc.

6,090 -
RFQ
PSR072DL0315X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 315A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072UL0315X

PSR072UL0315X

FUSE SQUARE 315A 1.3KVAC/1KVDC

Littelfuse Inc.

3,534 -
RFQ
PSR072UL0315X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 315A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR072UL0400X

PSR072UL0400X

FUSE SQUARE 400A 1.3KVAC/1KVDC

Littelfuse Inc.

5,400 -
RFQ
PSR072UL0400X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 400A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
170M3270

170M3270

FUSE SQUARE 450A 700VAC RECT

Eaton - Bussmann Electrical Division

6,397 -
RFQ
170M3270

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 450A 700 VAC - - 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) - -
170M3271

170M3271

FUSE SQUARE 500A 700VAC RECT

Eaton - Bussmann Electrical Division

5,786 -
RFQ
170M3271

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 500A 700 VAC - - 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) - -
170M3272

170M3272

FUSE SQUARE 550A 700VAC RECT

Eaton - Bussmann Electrical Division

7,740 -
RFQ
170M3272

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 550A 700 VAC - - 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) - -
170M3273

170M3273

FUSE SQUARE 630A 700VAC RECT

Eaton - Bussmann Electrical Division

3,342 -
RFQ
170M3273

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 630A 700 VAC - - 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) - -
7.2ABWNA6.3

7.2ABWNA6.3

FUSE CARTRIDGE 6.3A 7.2KVAC

Eaton - Bussmann Electrical Division

7,491 -
RFQ
7.2ABWNA6.3

Datasheet

- Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 6.3A 7.2 kVAC - - - - - - - 45kA 1.000" Dia x 5.591" L (25.40mm x 142.00mm) - -
170M3569

170M3569

FUSE SQUARE 400A 700VAC RECT

Eaton - Bussmann Electrical Division

9,428 -
RFQ
170M3569

Datasheet

- Rectangular, Blade Bulk Active Requires Holder Square 400A 700 VAC - - Electrical, Industrial Indicating - CSA, UR - 200kA 2.323" L x 1.772" W x 2.008" H (59.00mm x 45.00mm x 51.00mm) - -
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