Mersen FBC60J100 - The Mersen FBC60J100 is a Generation 2 open-style Class J fuse block designed to accommodate Class J fuses from 0-100A at 600V. This model offers versatile connection options, including screw, pressure plate, and box connectors, compatible with a wide range of stranded or solid wire. Engineered for modern industrial applications, these Gen2 fuse blocks feature a more compact design compared to traditional offerings and are DIN-rail mountable for efficient panel assembly. The dovetail nesting capability allows for easy multipole field assembly, simplifying configuration. When paired with Mersen’s newly designed dead front covers, the fuse bases achieve an IP20 rating, enhancing safety. Manufactured in the USA, the FBC60J100 (SKU: FBC60J100) provides reliable fuse protection and connection for electrical systems.
Mersen

FBC60J100

Alternate Item Number: FBC60J100

UPC: 782001505257

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Overview

The Mersen FBC60J100 is a Generation 2, open-style Class J fuse block engineered for reliable electrical system protection and connection. This model is designed to accommodate Class J fuses with current ratings from 0 to 100 Amperes at a maximum voltage of 600V. Its versatile connection options include screw, pressure plate, and box connectors, ensuring compatibility with a broad spectrum of stranded or solid wire types. Developed for contemporary industrial applications, the Gen2 fuse blocks offer a more compact footprint compared to previous generations, facilitating efficient panel assembly through DIN-rail mountability. Configuration is simplified with dovetail nesting capabilities, allowing for easy field assembly of multipole units. When combined with Mersen's specially designed dead front covers, the fuse bases achieve an IP20 rating, contributing to enhanced operational safety. Manufactured in the USA, the Mersen FBC60J100 (SKU: FBC60J100) provides a dependable solution for fuse protection and electrical connections in industrial settings.
  • Accommodates Class J fuses from 0-100A at 600V
  • Versatile screw, pressure plate, and box connectors
  • Compact Generation 2 design for efficient panel assembly
  • DIN-rail mountable for quick installation
  • Dovetail nesting for easy multipole field assembly

Specifications

Application
Branch circuits Control panels Load centers Lighting, heating, & general loads
Brand Name
Mersen
Class
Class J
Connection Type
Screw, Pressure Plate, Box
Connection Type
Screw, Pressure Plate, Box Connectors
Current Rating
0-100 A
Current Rating
100 A
IP Rating
IP20
Material
Composite
Maximum Operating Temperature
80 C
Mounting Type
DIN Rail
Mounting Type
DIN-rail mountable
Mounting Type
DIN-Rail
Number Of Poles
1
Poles
1
Series
Generation 2
Series
Generation 2 Class J Fuse Block
Size
4.95 x 1.72 x 2.01 in
Size
125.73 x 43.688 x 51.054 mm
Special Features
DIN-rail mountable, 600V, 30-100A fuse bases 30A is available with box, screw, and pressure plate terminations 60A & 100A is available with box only Fresh new Mersen gray color for fuse base Dovetail design for interlocking configuration of 2-pole and 3-pole bases Unique molding around the termination to accommodate hinged cover and for increased safety Built-in lockout/tagout feature IP20 finger safe New clear covers with indicators for safety and visual inspections Multi-connector wiring options
Standard
All class J fuse blocks meet the requirements of UL4248 (formerly UL512) UL listed Guide IZLT, File E52283 CSA certified class 6225, File 32169
Type
UL/CSA Fuse Bases
Voltage Rating
600 V
Package Dimensions (L x W x H)
4.95 in x 1.72 in x 2.01 in
Package Dimensions (L x W x H)
125.73 mm x 43.688 mm x 51.054 mm
Package Weight (Imperial)
0.040 lb
Package Weight (Metric)
0.018 kg
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FBC60J60I

The Mersen FBC60J60I is a Generation 2 open style Class J fuse block designed for 600V applications with fuse ratings from 0-100A. This compact unit offers versatile wiring options with screw, pressure plate, and box connectors, accommodating both stranded and solid wire. For efficient panel building, the FBC60J60I features DIN-rail mountability and dovetail nesting for easy multipole field assembly. When paired with Mersen's dead front covers, the fuse bases achieve an IP20 rating, ensuring enhanced safety. Manufactured in the USA, this fuse block provides reliable circuit protection for industrial equipment.
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Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.