Mersen USBB1PHEC USBB 1-PH END CAP
Alternate Item Number: USBB1PHEC
UPC: 782001441401
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Minimum Qty: 50
Multiplier: 50
*Contact for lower quantities*
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- Single-phase end cap for Mersen UltraSafe bus bar systems
- Compatible with UltraSafe Class CC (USCC) and Midget (USM) fuse holders
- Provides touch-safe and shock-resistant protection
- Reduces installation time and saves panel space
- Manufactured in the USA
Specifications
Application | Applications where Mersen USM/USCC fuseholders are in use UL 508 panels Solar string combiner boxes Control panels Power distribution panels |
Brand Name | Ferraz Shawmut |
Class | Accessory |
Special Features | • Decrease installation time compared to wire solutions • Save panel space with compact design and footprint • Reduce shock hazards with touchsafe cover (included) • Environmentally conscious, RoHS compliant and lead free • Cuttable design offers flexibility |
Standard | UL Listed to standard UL508, File E348854 IEC Compliant to standard 60947-2 |
Type | UltraSafe Accessories |
Voltage Rating | 600 VAC |
Package Dimensions (L x W x H) | 0.61 in x 0.16 in x 0.69 in |
Package Dimensions (L x W x H) | 15.494 mm x 4.064 mm x 17.526 mm |
Package Weight (Imperial) | 0.011 lb |
Package Weight (Metric) | 0.005 kg |

LEXAA
The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.
E92/30SCC
E 92/30S CC is a fuseholder for overcurrent and short circuit protection specific for class CC fuses
20616R
Mersen class R fuseholders accommodate all class R power fuses. A choice of screw, pressure plate, and box connectors 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, 100 and 200A fuseholders feature a unique adder block to form multi-pole segmented blocks of as many poles as desired. All fuse clips are made of high conductivity tin-plated copper 250 Volts 60 amps 1 poles screw connection.Frequently Asked Questions
What are the voltage and amperage ratings for the USBB bus bar?
The USBB bus bar is rated for 600VAC and 1000VDC. Amperage ratings are 100A for End Feed and 200A for Center Feed.
What is the maximum amperage for the USBB Feeder Terminal?
The USBB Feeder Terminal has a maximum amperage rating of 115A.
What is the SCCR rating for the USBB bus bar and feeder terminal?
The SCCR rating for both the bus bar and feeder terminal is 10kA, and 100kA when used with a 200A J Fuse.
What types of fuse holders are compatible with the USBB system?
The USBB UltraSafe bus bar systems are designed for use with UltraSafe Class CC (USCC) and Midget (USM) fuse holders.
What are the benefits of using the USBB bus bar system?
The USBB system reduces installation time, saves panel space with its compact design, and offers touch-safe, shock-resistant solutions.
What phase configurations are available for the USBB bus bar?
The USBB bus bar systems are available in 1-, 2-, and 3-phase designs.
What is the cross-section and pitch of the USBB bus bar?
The USBB bus bar has a cross-section of 25mm2 and a pitch of 17.8mm.
What wire range and type are supported by the USBBC1 feeder terminal?
The USBBC1 feeder terminal supports a wire range of 10 - 1/0 AWG and uses 60°C Cu wire type.
What is the required torque for the USBBC1 feeder terminal?
The required torque for the USBBC1 feeder terminal is 50 lb-in.
What are the applications for the USBB UltraSafe bus bar system?
Applications include UL 508 panels, solar string combiner boxes, control panels, and power distribution panels.
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.






