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Approvals & Standards

  • All fuse blocks meet the requirements of UL 4248
  • UL listed, guide IZLT, File E52283
  • UL recognized component guide IZLT2, file E52283
  • CSA certified class 6225, File 32169

Key features & benefits

Mersen Class H, K and R fuse blocks accommodate all Class H, K and R 250 and 600V power fuses. A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum wire. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. 30, 60 and 100A fuse blocks feature a unique adder block which can be snapped onto 1-, 2- or 3-pole blocks to form multipole segmented blocks of as many poles as desired.
All fuse clips are made of high conductivity tinplated copper, with a choice of spring reinforced or nonspring reinforced clips in 30A and 60A. Clips 100A and above are spring reinforced.

More specifications

Product Specifications

Item Number



Fuse Block 250VAC 250VDC Class H/K 30A 2-Pole Screw  

EAN/UPC code


Rated voltage AC UL

250   V

Rated voltage DC UL

250   V

Rated current

30   A

ROHS Compliant


Fuse class

Class H/K  

Short Circuit Current Rating (SCCR)


Fuse Type/Class

Class H/K  

Number of Poles


Fuse Installation Method


Body/Insulating Material


Max Fuse Rated Current

30   A

Installation Mounting

Direct Screw Mount  

Product Weight

0.1089   kg

Product Width

51.6   mm

Product Length

76.2   mm

Product Height

35.1   mm

Sell Pack Quantity

5   Each

Sell Pack Weight

0.5715   kg

Sell Pack Width

91.9   mm

Sell Pack Length

185.4   mm

Sell Pack Height

79.2   mm