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
PSR030FL0200Z

PSR030FL0200Z

FUSE SQUARE 200A 700VAC/600VDC

Littelfuse Inc.

1 -
RFQ
PSR030FL0200Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 200A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
PSR030FS0200Z

PSR030FS0200Z

FUSE SQUARE 200A 700VAC/600VDC

Littelfuse Inc.

1 -
RFQ
PSR030FS0200Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 200A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
PSR030FL0450Z

PSR030FL0450Z

FUSE SQUARE 450A 700VAC/600VDC

Littelfuse Inc.

7,587 -
RFQ
PSR030FL0450Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 450A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
PSR030FS0400Z

PSR030FS0400Z

FUSE SQUARE 400A 700VAC/600VDC

Littelfuse Inc.

9,093 -
RFQ
PSR030FS0400Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 400A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
PSR031FS0400Z

PSR031FS0400Z

FUSE SQUARE 400A 700VAC/600VDC

Littelfuse Inc.

1 -
RFQ
PSR031FS0400Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 400A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) - -
FRS-R-200

FRS-R-200

FUSE CRTRDGE 200A 600VAC/300VDC

Eaton - Bussmann Electrical Division

1 -
RFQ
FRS-R-200

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 200A 600 VAC 300 VDC Slow Blow Electrical, Industrial - RK5 CE, CSA, UL - 200kA AC, 20kA DC 1.610" Dia x 9.630" L (40.89mm x 244.60mm) - -
PSR031UL0400Z

PSR031UL0400Z

FUSE SQUARE 400A 700VAC/600VDC

Littelfuse Inc.

4,706 -
RFQ
PSR031UL0400Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 400A 700 VAC 600 VDC Fast Blow 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) - -
FRS-R-125

FRS-R-125

FUSE CRTRDGE 125A 600VAC/300VDC

Eaton - Bussmann Electrical Division

2,249 -
RFQ
FRS-R-125

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 125A 600 VAC 300 VDC Slow Blow Electrical, Industrial - RK5 CE, CSA, UL - 200kA AC, 20kA DC 1.610" Dia x 9.630" L (40.89mm x 244.60mm) - -
PSR030FL0550Z

PSR030FL0550Z

FUSE SQUARE 550A 700VAC/600VDC

Littelfuse Inc.

3,131 -
RFQ
PSR030FL0550Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 550A 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 1.693" W x 1.929" H (50.00mm x 43.00mm x 49.00mm) - -
PSR031DL0250Z

PSR031DL0250Z

FUSE SQUARE 250A 700VAC/600VDC

Littelfuse Inc.

6,907 -
RFQ
PSR031DL0250Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 250A 700 VAC 600 VDC Fast Blow 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) - -
PSR070FS0050Z

PSR070FS0050Z

FUSE SQUARE 50A 1.3KVAC/1KVDC

Littelfuse Inc.

1 -
RFQ
PSR070FS0050Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 50A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR070FS0100Z

PSR070FS0100Z

FUSE SQUARE 100A 1.3KVAC/1KVDC

Littelfuse Inc.

7,141 -
RFQ
PSR070FS0100Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 100A 1.3 kVAC 1 kVDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR071FS0200Z

PSR071FS0200Z

FUSE SQUARE 200A 1.3KVAC/1KVDC

Littelfuse Inc.

4,987 -
RFQ
PSR071FS0200Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 200A 1.3 kVAC 1 kVDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 2.028" W x 2.264" H (74.00mm x 51.50mm x 57.50mm) - -
PSR070FL0100Z

PSR070FL0100Z

FUSE SQUARE 100A 1.3KVAC/1KVDC

Littelfuse Inc.

1 -
RFQ
PSR070FL0100Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 100A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR071UL0250Z

PSR071UL0250Z

FUSE SQUARE 250A 1.3KVAC/1KVDC

Littelfuse Inc.

9,511 -
RFQ
PSR071UL0250Z

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 2.028" W x 2.264" H (72.20mm x 51.50mm x 57.50mm) - -
PSR070FL0315Z

PSR070FL0315Z

FUSE SQUARE 315A 1.3KVAC/1KVDC

Littelfuse Inc.

6,593 -
RFQ
PSR070FL0315Z

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 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR031FL0700Z

PSR031FL0700Z

FUSE SQUARE 700A 700VAC/600VDC

Littelfuse Inc.

2,433 -
RFQ
PSR031FL0700Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 700A 700 VAC 600 VDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) - -
PSR031FL0800Z

PSR031FL0800Z

FUSE SQUARE 800A 700VAC/600VDC

Littelfuse Inc.

6,386 -
RFQ
PSR031FL0800Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 800A 700 VAC 600 VDC Fast Blow Semiconductors Indicating - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.969" L x 2.028" W x 2.264" H (50.00mm x 51.50mm x 57.50mm) - -
PSR032FS1000Z

PSR032FS1000Z

FUSE SQUARE 1KA 700VAC/600VDC

Littelfuse Inc.

6,631 -
RFQ
PSR032FS1000Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 1kA 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 2.008" L x 2.362" W x 2.598" H (51.00mm x 60.00mm x 66.00mm) - -
PSR070UL0400Z

PSR070UL0400Z

FUSES POWR-SPEED

Littelfuse Inc.

3,997 -
RFQ
PSR070UL0400Z

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 400A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.823" L x 1.693" W x 1.929" H (71.70mm x 43.00mm x 49.00mm) - -
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