Eaton MPSC403HEAXX2Q Magnum LV Breaker - UL Listed

Part Number: MPSC403HEAXX2Q
MPSC403HEAXX2Q
Manufacturer
Eaton
Part number
MPSC403HEAXX2Q
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker is designed to protect industrial power feeds in automation panels. Engineers face nuisance trips, slow commissioning, and coordination challenges in demanding applications, which this device helps mitigate. This model carries UL Listed, CE Marked, and CSA Certified credentials to support global compliance and safer installations, alongside other respected certifications for broader reliability. By leveraging Power Xpert Release trip units and a robust 4000 A frame, it delivers improved uptime, easier maintenance, and proven compatibility with modern protection management ecosystems, delivering measurable business value in panel builds and plant-wide power protection.

Product Information

Extended Description

MPSC403HEAXX2Q Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (ABCABC), 100 kA, Three-pole, Fixed horizontal mounting, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC403HEAXX2Q
UPC
786689634407
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CCC Marked SABA Listed NEMA Compliant 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 x64 22.6 1 Power Xpert Protection Manager x64 22.6 1 Eaton Specification Sheet - MPSC403HEAXX2Q Eaton Specification Sheet - MPSC403HEAXX2Q Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Molded case and low-voltage power circuit breaker health Molded case and low-voltage power circuit breaker health Molded case and low-voltage power circuit breaker health
Feature: PXR25 LSIAM trip unit provides precise, user-tunable protection. Business impact: enhances selectivity and arc energy control, reducing downtime and collateral damage during faults. Application: feeds and motor starter circuits in automated lines benefit from reliable protection and fault isolation. Feature: Magnum double standard frame and 3-pole, fixed horizontal mounting simplify integration. Business impact: accelerates cabinet assembly, reduces installation time, and minimizes field wiring errors. Application: control panels and switchgear racks in manufacturing environments gain faster commissioning and easier replacements. Feature: 4000 A frame with 100 kA interrupt capability handles high fault current scenarios. Business impact: mitigates upstream damage and supports compliance with demanding system fault levels. Application: critical plant feeders and MCCs in process industries. Feature: Comprehensive certifications (UL Listed, CE Marked, CSA Certified, etc.). Business impact: removes regulatory risk, streamlines procurement, and supports multi-region deployments. Application: aerospace, automotive, and energy sectors where standards-driven protection is mandatory. Feature: Power Xpert Protection Manager compatibility and zone-selective interlocking references. Business impact: enables centralized protection, easier upgrades, and reduced nuisance trips through coordinated protection. Application: modern smart factories adopting digital protection management and advanced diagnostics.

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FAQs

The MPSC403HEAXX2Q uses the Magnum 3-pole, fixed horizontal mounting design and ships with a PXR25 LS I AM trip unit, ensuring seamless integration with existing Magnum PXR protection panels and compatible Power Xpert Protection Manager workflows. It fits standard cabinet layouts and aligns with common field wiring practices for quick commissioning.
Key specs include a 4000 A frame, 100 kA interrupt rating, three-pole construction, fixed horizontal mounting, and a PXR25 LSIAM trip unit. Catalog number is MPSC403HEAXX2Q, with dimensions approximately 16.3 in depth, 16.8 in height, and 31.1 in width, weighing about 237 lb, making it suitable for large panel builds.
Yes. The MPSC403HEAXX2Q carries UL Listed and CE Marked certifications, among others such as CSA Certified and Lloyd’s/KEMA certifications. These marks support compliance across North American and international installations, simplifying procurement for global projects and reducing qualification steps during audits.
Ideal for industrial power distribution within automation panels, machine feeders, and process lines. Its high interrupt rating and PXR25 protection unit enable precise coordination with protection schemes, while the compact frame and mounting ease accelerate panel fabrication and maintenance in manufacturing, packaging, and automotive assembly environments.
Maintenance benefits include longer service life, easier diagnostics via Power Xpert Protection Manager, and access to renewal parts and technical data sheets. ROI arises from reduced downtime, improved protection coordination, and lower field labor costs during commissioning and upgrades, supported by extensive Eaton documentation and certified performance data.