Eaton MPSC4N4HEAXX2S Magnum LV Breaker - UL Listed

Part Number: MPSC4N4HEAXX2S
MPSC4N4HEAXX2S
Manufacturer
Eaton
Part number
MPSC4N4HEAXX2S
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker protects equipment by interrupting fault currents in industrial power distribution. Design teams and maintenance engineers often face nuisance trips and coordination challenges during upgrades, testing, and panel retrofits. It carries UL Listed and CE Marked certifications, with ANSI, CSA, and Lloyd's Register approvals supporting global compliance. Designed for scalable protection with the Power Xpert Release trip units family, it supports selective coordination and fast maintenance, reducing downtime and total cost of ownership. In summary, this module delivers robust protection, installation flexibility, and reliable operation in harsh industrial environments.

Product Information

Extended Description

MPSC4N4HEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNAABBCC), 100 kA, Four-pole, Fixed horizontal mounting, PXR25 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4N4HEAXX2S
UPC
786689634018
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
SABA Listed NEMA Compliant CCC Marked CE Marked
Certifications
Lloyd's Register Certified KEMA Certified ANSI UL Listed CSA Certified DNV GL Certified ABS Certified
Zone selective interlocking application paper Magnum circuit breakers with Power Xpert Release trip units product aid Selevctive coordination application paper - IA0120000E3 Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Circuit Protection, Power Breakers, Contactors and Fuses, Volume 4, Tab 3 Power Xpert Protection Manager x32 22.06 1 Power Xpert Protection Manager x32 22.06 1 Eaton Specification Sheet - MPSC4N4HEAXX2S Eaton Specification Sheet - MPSC4N4HEAXX2S Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Safer by design: arc energy reduction techniques Safer by design: arc energy reduction techniques Safer by design: arc energy reduction techniques
Feature: Four-pole construction with fixed horizontal mounting provides robust system protection and compatible busbar integration. Business impact: Simplifies installation and enables stable protection coordination across large switchgear. Application: Suitable for large Motor Control Centers and service entrances. Feature: 100 kA SCCR and 4000 A frame rating deliver strong fault-current protection. Business impact: Limits arc energy and protects feeders, reducing equipment damage and downtime. Application: feeders and main distribution panels in manufacturing and data centers. Feature: PXR25 LSIGAM electronic trip unit enables precise protection settings and selective coordination. Business impact: Minimizes nuisance trips and accelerates commissioning with digital configuration. Application: retrofit projects and new builds using Magnum PXr protection. Feature: UL Listed, ANSI, CSA, and Lloyd's Register certifications simplify global procurement and compliance. Business impact: Streamlines audits and multi-region installations, lowers risk. Application: multinational facilities and contractors. Feature: Rich downloads and documentation, including spec sheets and application papers. Business impact: Speeds engineering reviews and maintenance planning; supports lifecycle management. Application: project engineering and service teams. Feature: Explicit physical dimensions and weight support accurate panel planning. Business impact: Reduces integration surprises and helps with space optimization. Application: retrofits into existing panels and new builds.

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FAQs

The breaker uses four-pole fixed horizontal mounting with a 16.3 in depth, 16.8 in height, and 44.1 in width footprint, supporting standard busbar layouts. Its PXR25 trip unit enables seamless integration with Magnum PXR-enabled systems, minimizing retrofit complexity and enabling consistent protection coordination across panels.
It provides a 100 kA short-circuit current rating (SCCR) and a 4000 A frame rating, with the PXR25 LSIGAM electronic trip unit for precise, adjustable protection. This combination supports selective coordination and fast fault isolation in large distribution schemes.
Yes. The unit is UL Listed and CE Marked, with additional approvals including ANSI, CSA, and Lloyd's Register, enabling compliant deployment across multiple regions and simplifying vendor qualification during audits.
Ideal for large motor control centers, data centers, and industrial plants where reliable protection and selective coordination are critical. Its four-pole design and PXR25 trip unit support precise protection strategies and scalable protection across complex distribution schemes.
Eaton offers renewal parts and accessories and comprehensive documentation (spec sheets, application papers, quick-start guides), accelerating commissioning and ongoing maintenance. This reduces downtime, extends service life, and lowers total cost of ownership in multi-year plant operations.