Eaton Magnum low voltage MPSC4N4WEAXX2C - UL Listed
Part Number: MPSC4N4WEAXX2C
Quick Summary
Eaton Magnum low voltage MPSC4N4WEAXX2C protects electrical distribution panels and equipment by interrupting fault currents. Maintenance downtime and nuisance trips cost time and money when protection doesn't match system demands. It carries UL Listed, CE Marked, and NEMA Compliant status, with KEMA certification and Lloyd’s Register alignment for global projects. Designed for drawout vertical mounting and PXR20 LSIG trip units, it enables faster, safer fault isolation and scalable protection for industrial facilities. From motor control centers to distribution panels, this unit supports reliable uptime and simplified integration with Power Xpert Protection Manager for monitoring and diagnostics. Real-world efficiency gains and safer operation translate into lower lifecycle costs and faster project commissioning.
Product Information
Extended Description
MPSC4N4WEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNAABBCC), 100 kA, Four-pole, Drawout vertical mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4N4WEAXX2C
UPC
786689634667
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
SABA Listed CCC Marked CE Marked NEMA Compliant
Certifications
KEMA Certified UL Listed Lloyd's Register Certified ANSI 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
Magnum PXR low voltage power circuit breakers user manual
Magnum PXR low voltage power circuit breakers user manual
Magnum PXR low voltage power circuit breakers user manual
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 - MPSC4N4WEAXX2C
Eaton Specification Sheet - MPSC4N4WEAXX2C
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Cyber security white paper
Cyber security white paper
Cyber security white paper
Feature: Four-pole, double standard frame with drawout vertical mounting supports modular protection and simplifies replacement. Business Impact: faster fault isolation, easier retrofit, and reduced commissioning time, lowering project risk and labor costs. Application: ideal for motor control centers, switchgear, and distribution panels in manufacturing facilities where space is at a premium and maintenance windows are limited. Feature: PXR20 LSIG trip unit integration delivers precise protection curves and clear diagnostics. Business Impact: improved coordination with downstream devices, minimized nuisance trips, and enhanced safety for operators. Application: critical for processes requiring selective coordination, such as conveyors, pumps, and downstream feeders in continuous operation lines. Feature: High interrupting capacity of 100 kA short-circuit rating on a 4000 A frame. Business Impact: reliable protection for large motors and feeders, reduced fault energy, and compliance with rigorous standards. Application: large industrial plants, metal processing lines, and high-load distribution networks. Feature: Comprehensive certifications including UL Listed, CE Marked, NEMA Compliant, KEMA Certified, and Lloyd’s Register alignment. Business Impact: global deployment with minimized compliance risk and supplier assurance. Application: multinational facilities across North America, Europe, and beyond. Feature: Compatibility with Power Xpert Release trip units and easy integration into existing protection schemes. Business Impact: scalable protection, simplified upgrades, and enhanced visibility through Power Xpert ecosystem. Application: modernization projects and new installations seeking future-ready control.
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FAQs
For installation, ensure proper space for a drawout vertical mounting unit with a four-pole configuration. Verify panel compatibility with Magnum PXR20 LSIG trip units and maintain clear access for maintenance. Follow the recommended torque settings and wiring practices from Eaton’s installation manuals to minimize wiring errors and downtime during retrofit or new builds.
Key specs include a 4000 A frame rating, four-pole configuration, and a 100 kA short-circuit rating. The breaker uses a PXR20 LSIG trip unit and supports drawout vertical mounting, enabling safe maintenance and selective protection coordination within Power Xpert ecosystems.
Yes. The four-pole, double-frame Magnum breaker is designed for MCCs and distribution panels. Its drawout vertical mounting, high interrupting capacity, and PXR trip units support reliable motor protection, easy replacement, and scalable protection schemes for load-critical applications in manufacturing and process industries.
The device is UL Listed and CE Marked, with NEMA Compliant status. It also holds KEMA certification and Lloyd’s Register alignment, enabling confident deployment across North America, Europe, and other regions while simplifying supplier qualification and regulatory adherence.
Power Xpert Release trip units enable advanced monitoring, real-time diagnostics, and coordinated protection strategies. This reduces downtime, minimizes unnecessary trips, and improves maintenance planning. Over the lifecycle, the integration supports faster commissioning, easier upgrades, and better asset utilization in busy industrial environments.