Skip to main content

All locations

Please select your country & language

China | 中国
Germany | Deutschland

Your country is not in the list?

Go to our international website:

Mersen EP International website
Country / Language:  USA / English
Contact us

Approvals & Standards

  • All class J fuse blocks meet the requirements of UL4248 (formerly UL512)
  • UL listed Guide IZLT, File E52283
  • CSA certified class 6225, File 32169

Key features & benefits

Mersen’s connectors fit a wide range of stranded or solid copper
or aluminum conductors. Insulators are either molded glass-filled
polycarbonate (GFPC) or phenolic with verified dielectric strength
in excess of 2500V. All fuse clips are made of high conductivity tinplated
copper designed specifically for 200-600A bladed Class J
fuses.

More specifications

Product Specifications

Item Number

6661J  

Description

Fuse Block 600VAC 600VDC Class J 600A 1-Pole Copper Box In-Line Clip  

EAN/UPC Code

782001751968  

Rated voltage AC UL

600   V

Rated voltage DC UL

600   V

Frequency

50/60   Hz

Ampere Rating

600   A

ROHS Compliant

Yes  

AC or DC

AC/DC  

Fuse Class

Class J  

Short Circuit Current Rating (SCCR)

200   kA

Fuse Type/Class

Class R  

Number of Poles

1-pole  

Fuse Installation Method

Clip-in  

Body/Insulating Material

Phenolic  

Torque Rating

375   lb-in

Max Fuse Rating

600   A

Installation Mounting

Direct Screw Mount  

Product Weight

8.76   lb

Product Width

4   in

Product Length

11   in

Product Height

4.74   in

Sell Pack Quantity

1   EA

Sell Pack Weight

9.2   lb

Sell Pack Width

6.88   in

Sell Pack Length

10.75   in

Sell Pack Height

8.25   in