Fuse Bases 250V 30A Class R 3-pole Tin-Plate Aluminum Box with Reinforced Clip

Mersen Fuse Bases are designed to accommodate Class R 250V, 30 ampere power fuses in a 3-pole configuration. These fuse blocks feature tin-plated aluminum box connectors with reinforced clips, ensuring reliable electrical connections for copper or aluminum wire. Constructed from glass-filled polycarbonate, the insulators provide verified dielectric strength exceeding 2500V. Suitable for use in electrical distribution, lighting solutions, wire and cable assemblies, and switchgear applications, these fuse bases support direct screw mounting and are engineered for durability and high conductivity.

Specifications

• Manufacturer: Mersen
• Manufacturer Part #: 20308R
• Class: Class R
• Voltage Rating: 250V
• Amperage Rating: 30 A
• Number of Poles: 3-pole
• Material: Glass Filled Polycarbonate
• Connection Type: Box with Reinforced Clip
• Mounting: Direct Screw Mount
• Frequency: 50 hertz
• Maximum Operating Temperature: 80 degrees Celsius
• Dimensions (W x H x L): 3 in x 1.38 in x 3 in
• Product Weight: 0.34 lbs
• Country of Origin: Mexico

Features

• High conductivity tin-plated copper fuse clips with spring reinforced clips for 30A rating
• Insulators molded from glass-filled polycarbonate for high dielectric strength
• Compatible with Class R power fuses rated at 250V
• Box connector type designed for secure connection with copper or aluminum wire
• Compact 3-pole design with direct screw mounting for easy installation

Downloads & Links

• Spec Sheet
• Spec Sheet (French)