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Approvals & Standards

  • UL recognized component UL File E60314
  • AC: UL guide no. JFHR2 (35-4500A)

Key features & benefits

A30QS Amp-Trap® high speed fuses are intended for the protection of Power Semiconductors such as diodes, phase control SCRs and other power semiconductor devices. The A30QS is recommended for new applications providing solutions for your critical protection needs at 300V and less semiconductors.

More specifications


  • Protection of 300V (or less) heavy duty rectifiers and similar heavy duty power supplies

Product Specifications

Item Number


Item Description (ERP)

SC FUSE 300V 1000A QS PP  

Short Description

Semiconductor Fuse Amp-Trap® 300V 1000A aR High Speed A30QS  



Rated voltage AC UL

300   V

Rated voltage DC UL

300   V

Ampere Rating

1000   A

ROHS Compliant



High Speed  



AC Max I.R./Breaking Capacity: I1

63   kA

Connection/Terminal Material

Silver-Plated Brass  

Connection/Terminal Type

Hockey Puck, Bolt-In  

Body/Insulating Material


Product Weight

3.1   lb

Product Diameter

3   in

Product Length

2.59   in

Sell Pack Quantity

3   Each

Sell Pack Weight

9.77   lb

Sell Pack Width

5   in

Sell Pack Length

7.5   in

Sell Pack Height

2.75   in