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Approvals & Standards

  • UL listed to standard 248-8 File E2137
  • CSA certified to standard C22.2 no. 248.8
  • DC listed to UL 248
  • IEC 269-2-1

Key features & benefits

Amp-Trap fast-acting A4J fuses deliver excellent current-limiting protection to a wide variety of applications. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings, interrupting ratings, or current-limiting capability.

More specifications

Applications

  • Capacitors
  • Load centers
  • Panelboards
  • Switchboards
  • Bus duct
  • Feeder circuits
  • Circuit breakers
  • Lighting, heating, and general loads

Product Specifications

Item Number

A4J250  

Description

Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 250A Blade Amp-Trap®  

EAN/UPC code

782001960391  

Rated voltage AC UL

600   V

Rated voltage DC UL

300   V

Frequency

50/60   Hz

Rated current

250   A

ROHS Compliant

Yes  

AC or DC

AC/DC  

Fuse class

Class J  

Speed/Characteristic

Fast-Acting  

Mounting

Clip  

AC Max I.R./Breaking Capacity: I1

200   kA

Contact materials

Brass Alloy  

Connection/Terminal Type

Blade  

Body/Insulating Material

GMG  

Product Weight

0.7938   kg

Product Diameter

54   mm

Product Length

181.1   mm

Sell Pack Quantity

1   EA

Sell Pack Weight

0.8346   kg

Sell Pack Width

53.8   mm

Sell Pack Length

53.8   mm

Sell Pack Height

184.1   mm