Mersen Class H/K 100A Fuse Block, Copper Box Connector

Mersen Class H/K 100A Fuse Block, Copper Box Connector

The Mersen Class H/K 100A Fuse Block, Copper Box Connector accommodates Class H, K and R power fuses rated up to 250V AC/DC, making it a dependable choice for panelboards and power distribution equipment. Built with a Box-type terminal in Tin-Plated Copper and a Glass Filled Polycarbonate insulating body verified to a dielectric strength in excess of 2500V, this fuse block delivers a secure, code-compliant connection for stranded or solid copper conductors. Rated for a 100A max fuse rating and a 2/0-#6 wiring range, it mounts via direct screw installation and uses a simple clip-in fuse installation method for fast servicing.

Key Features

• Max Fuse Rating: 100A, suitable for Class H, K and R 250V and 600V power fuses.
• Rated Voltage: 250V AC UL and 250V DC UL, AC/DC operation at 50/60 Hz.
• Wiring Range: 2/0-#6 for stranded or solid copper conductors.
• Connection/Terminal Type: Box connector in Tin-Plated Copper for high-conductivity, corrosion-resistant terminations.
• Body/Insulating Material: Glass Filled Polycarbonate with verified dielectric strength in excess of 2500V.
• Installation Mounting: Direct Screw Mount with a 120 lb-in torque rating.
• Fuse Installation Method: Clip-in, high-conductivity tin-plated copper fuse clips, spring reinforced at 100A and above.

Certifications & Compliance

• ROHS Compliant

Technical Specifications

• Connection/Terminal Type: Box
• ROHS Compliant: Yes
• Rated voltage AC UL: 250 V
• Rated voltage DC UL: 250 V
• Wiring range: 2/0-#6
• Max Fuse Rating: 100 A
• Installation Mounting: Direct Screw Mount
• Connection/Terminal Material: Tin-Plated Copper
• Torque Rating: 120 lb-in
• Ampere Rating: 100 A
• Frequency (Hz): 50/60 Hz
• AC or DC: AC/DC
• Fuse Installation Method: Clip-in
• Body/Insulating Material: Glass Filled Polycarbonate

Typical Applications

• Panelboard and Load Center Fuse Protection
• Commercial and Industrial Power Distribution Equipment
• Class H, K and R Fuse Installations up to 100A
• Multipole Segmented Fuse Block Assemblies
• Overcurrent Protection for Copper or Aluminum Feeder Wiring

Why Mersen?

Mersen fuse blocks combine high-conductivity tin-plated copper clips with a Glass Filled Polycarbonate insulating body verified to dielectric strength in excess of 2500V, giving electrical professionals a dependable platform for Class H, K and R fuse protection. Spring reinforced clips at 100A and above, a 120 lb-in torque-rated Box connector, and RoHS compliance support reliable, code-compliant performance in panelboards and power distribution equipment.