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0755-82798135Electrical, Specialty Fuses
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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PSR030FL0200ZFUSE SQUARE 200A 700VAC/600VDC |
1 | - |
|
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) | - | - |
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PSR030FS0200ZFUSE SQUARE 200A 700VAC/600VDC |
1 | - |
|
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) | - | - |
|
PSR030FL0450ZFUSE SQUARE 450A 700VAC/600VDC |
7,587 | - |
|
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) | - | - |
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PSR030FS0400ZFUSE SQUARE 400A 700VAC/600VDC |
9,093 | - |
|
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) | - | - |
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PSR031FS0400ZFUSE SQUARE 400A 700VAC/600VDC |
1 | - |
|
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) | - | - |
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FRS-R-200FUSE CRTRDGE 200A 600VAC/300VDC |
1 | - |
|
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) | - | - |
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PSR031UL0400ZFUSE SQUARE 400A 700VAC/600VDC |
4,706 | - |
|
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-125FUSE CRTRDGE 125A 600VAC/300VDC |
2,249 | - |
|
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) | - | - |
|
PSR030FL0550ZFUSE SQUARE 550A 700VAC/600VDC |
3,131 | - |
|
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) | - | - |
|
PSR031DL0250ZFUSE SQUARE 250A 700VAC/600VDC |
6,907 | - |
|
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) | - | - |
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PSR070FS0050ZFUSE SQUARE 50A 1.3KVAC/1KVDC |
1 | - |
|
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) | - | - |
|
PSR070FS0100ZFUSE SQUARE 100A 1.3KVAC/1KVDC |
7,141 | - |
|
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) | - | - |
|
PSR071FS0200ZFUSE SQUARE 200A 1.3KVAC/1KVDC |
4,987 | - |
|
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) | - | - |
|
PSR070FL0100ZFUSE SQUARE 100A 1.3KVAC/1KVDC |
1 | - |
|
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) | - | - |
|
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PSR071UL0250ZFUSE SQUARE 250A 1.3KVAC/1KVDC |
9,511 | - |
|
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) | - | - |
|
PSR070FL0315ZFUSE SQUARE 315A 1.3KVAC/1KVDC |
6,593 | - |
|
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) | - | - |
|
PSR031FL0700ZFUSE SQUARE 700A 700VAC/600VDC |
2,433 | - |
|
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) | - | - |
|
PSR031FL0800ZFUSE SQUARE 800A 700VAC/600VDC |
6,386 | - |
|
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) | - | - |
|
|
PSR032FS1000ZFUSE SQUARE 1KA 700VAC/600VDC |
6,631 | - |
|
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) | - | - |
|
PSR070UL0400ZFUSES POWR-SPEED |
3,997 | - |
|
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) | - | - |

