PowerPact H-Frame Molded Case Circuit Breakers

February 12, 2026

Designed to address the unique demands of panel builders, PowerPact® H-frame Molded Case Circuit Breakers give you the right combination of features and performance to satisfy circuit breaker requirements. They deliver unmatched design flexibility across the entire range of 15A to 150A frame sizes offering the benefits of a flexible, modular circuit breaker that panel builders demand.

Features

  • Available in 2-3 pole design
  • Available from 15-150A at up to 600 Vac and 250 Vdc
  • Interrupting ratings (AIR) include D-18 kA, G-35 kA, J-65 kA and L-100 kA at 480 Vac and 20 kA at 250 Vdc
  • Available in standard (80%) or 100% rating
  • Common mounting holes, handle locations and trim dimensions across the range allow design standardization using PowerPact H- and J-frame circuit breakers
  • Available with field-interchangeable trip units
  • Common accessories across the range of PowerPact Molded Case Circuit Breakers allow users to make late specification changes
  • A wide range of field-installable accessories allows customers to reduce inventory without sacrificing flexibility
  • Broad offering of operating mechanisms and ratings specifically designed to be used as the main panel disconnect for control panel applications
    • IEC Style Rotary Operating Handles
    • NEMA 9421 Door Mounted Rotary Operating Mechanism
    • NEMA 9422 Flange Mounted Operating Mechanism in two styles – bracket mounted or cable operated
  • Equipped with a unique snap-in terminal design that makes converting between busbar and lug options easy
  • Easy to install, extremely versatile, a wide variety of terminal options include mechanical lugs, crimp lugs, power distribution lugs, and lug shields
  • Available in Unit mount (lug-lug, rear, bus bar), I-line or Drawout constructions
  • 2-3 pole automatic molded case switches available at 150A
  • UL 489 Listed, CSA, NEMA, NMX, VDE, BS, CCC, IEC certified and CE marked for global acceptance
  • Marine Ratings also available

Related Products

  • Earth Leakage Module
  • Micrologic® add-on GFM
  • J-frame 500 VDC breakers
  • PowerPact H- and J-Frame Electronic Motor Circuit Protectors
  • Circuit Breaker Enclosures

Related Articles


Latest Articles

  • STANDATA Bulletin Section 6 – Services and Service Equipment

    STANDATA Bulletin Section 6 – Services and Service Equipment

    July 27, 2026 The purpose of this STANDATA bulletin is to clarify Section 6 of the 2024 Canadian Electrical Code (CE Code), Part 1, which outlines the installation requirements for services, service equipment, and metering equipment. View the Bulletin: Read More…

  • Behind the Glow: How Neonview Helped Shape Vancouver’s Newest Landmark Roof

    Behind the Glow: How Neonview Helped Shape Vancouver’s Newest Landmark Roof

    July 27, 2026 Some projects are exciting because they’re new. Others are exciting because you can feel how many people had to be exceptionally good at their craft to make them look effortless. The PNE Amphitheatre (Freedom Mobile Arch) is the latter. The notable largest free-span wood roof in North American is the headline, but the lighting is the… Read More…

  • Canada Light Expo: Energy Efficient Lighting Solutions for Modern Businesses

    Canada Light Expo: Energy Efficient Lighting Solutions for Modern Businesses

    July 27, 2026 How Energy Efficient Lighting Can Help Modern Businesses Balance Profitability with Environmental Responsibility In today’s competitive business landscape, organizations are constantly seeking ways to reduce operational costs, improve sustainability, and foster productive work environments. Among the most impactful yet often overlooked areas of optimization is lighting. As businesses strive to balance profitability… Read More…

  • Stelpro Baseboard Heating: Reliable Comfort for Commercial & Residential Spaces

    Stelpro Baseboard Heating: Reliable Comfort for Commercial & Residential Spaces

    July 27, 2026 By EB Horsman & Son As temperatures rise and winter fades into the background, heating systems might not be top of mind. However, spring and summer are actually the ideal time to plan ahead. Installing or upgrading your heating system now can save time, reduce stress, and ensure you are fully prepared… Read More…


Changing Scene