Industrial Electronics

Mersen launches Critical Power Panelboard

18 February 2026

Mersen, a specialist in electrical protection and control for electrical power systems, announces the latest in its portfolio of fully customizable fused panelboards.

Mersen’s Critical Power Panel (CPP) series panelboard is designed with crucial applications in mind. Mersen’s CPP offers installers quicker specification and easier installation, while offering customers a lower cost option. This lightweight panelboard, in a smaller footprint, and with in-house sourced components, translates into better design control and improved availability.

Ideally suited for National Electrical Code (NEC) required and non-required applications such as:

· UPS systems Source: MersenSource: Mersen

· Data centers

· Medium voltage eHouses

· Emergency circuits (required by NEC 700.27)

· Legally required standby systems (required by NEC 701.18)

· Lighting loads or any load up to 30 A

· DC applications for utility and railway markets

Features and options:

· Integral surge protection (required on critical circuits)

· Feed through lugs

· Standard dual/sub feed lugs on MLO Mains

· Preconfigured options available

· Patented “Z” bus bar

Additional benefits

· Few connection points to minimize electrical/mechanical points of failure

· Robust steel back plate

· High interrupting rating — up to 200 kA with up to a 400 A fuse (main or remote)

· Easy selective coordination using Mersen Amp-Trap 2000 fuses or any other Class CC fuses for branch circuit protection

This UL 67 panelboard has multiple options for switched fused mains, up to 400 A, featuring Mersen’s UL 98 rated Compact Fused Disconnect (CEP) and Amp-Trap 2000 Class CC fuses for branch circuit protection. Fuses can be changed for the application to offer more time delay or faster protection based on the application. The panel, main and branch circuits can be applied up to 600 V AC or 125 V DC. These benefits lead to a panelboard that is easy to apply, install and maintain while serving customers' most important electrical loads.

To contact the author of this article, email GlobalSpecEditors@globalspec.com


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