Eaton MPSC4N4WEAXX2H Magnum LV Circuit Breaker - UL Listed

Part Number: MPSC4N4WEAXX2H
MPSC4N4WEAXX2H
Manufacturer
Eaton
Part number
MPSC4N4WEAXX2H
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects electrical circuits in industrial automation environments. For engineers, nuisance trips and unplanned outages can drain maintenance budgets and reduce plant throughput. UL Listed, CE marked, and NEMA compliant, this unit also carries CCC marking and other certifications to support global compliance. Coupled with the Power Xpert Release PXR20 trip unit and four-pole, drawout design, it delivers reliable protection and easy service in panel assemblies. This combination translates to lower lifecycle costs and improved uptime in process and manufacturing facilities.

Product Information

Extended Description

MPSC4N4WEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNAABBCC), 100 kA, Four-pole, Drawout vertical mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4N4WEAXX2H
UPC
786689634803
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
SABA Listed CE Marked CCC Marked NEMA Compliant
Certifications
Lloyd's Register Certified ANSI CSA Certified KEMA Certified UL Listed ABS Certified DNV GL 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 - MPSC4N4WEAXX2H Eaton Specification Sheet - MPSC4N4WEAXX2H 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, drawout vertical mounting with the PXR20 LSIAM trip unit. Business Impact: Enables precise fault detection and selective tripping, reducing collateral damage in feeders. Application: Ideal for large motors and three-phase feeders in automation panels. Feature: High interrupting capacity up to 100 kA. Business Impact: Protects equipment during high fault currents and aligns with site short-circuit levels. Application: Main feeders and distribution panels in industrial plants. Feature: Drawout vertical mounting for rapid replacement. Business Impact: Reduces downtime during maintenance and upgrades. Application: OEM panel builds and retrofit projects. Feature: Compliance and certifications include UL Listed, CE Marked, NEMA Compliant, and CCC Marked. Business Impact: Regulatory acceptance and smoother procurement across regions. Application: Global manufacturing and process facilities. Feature: Power Xpert Release compatibility and Magnum PXR ecosystem. Business Impact: Simplifies protection coordination, remote monitoring, and spare parts planning. Application: Control centers, protection schemes, and digital maintenance programs.

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FAQs

The MPSC4N4WEAXX2H is designed for drawout vertical mounting in LV switchgear. It features a four-pole configuration and is compatible with the Magnum PXR trip unit family. During installation ensure proper panel clearances, bus bar alignment, and neutral/ground connections. The unit supports standard panelboard assemblies and easy field replacement to minimize downtime.
This breaker provides up to a 100 kA short-circuit rating and uses the PXR20 LSIAM electronic trip unit for precise protection. The four-pole design supports full 3-phase protection with coordinated tripping, suitable for demanding industrial feeders and motors when paired with Power Xpert protections.
Yes. The four-pole Magnum design, combined with the PXR20 trip unit, is well suited for motor feeders and large-process equipment. Its protection curves and diagnostic capabilities support motor overload and short-circuit protection, helping minimize downtime in process automation and manufacturing environments.
The MPSC4N4WEAXX2H carries UL Listed, CE Marked, and NEMA Compliant certifications, along with CCC Marked status. Additional recognitions include ANSI, CSA, KEMA, Lloyd's Register, ABS, and DNV GL, ensuring broad regulatory acceptance across regions.
The breaker integrates with Power Xpert Protection Manager and Magnum PXR for streamlined protection coordination and monitoring. Availability of manuals and renewal parts supports proactive maintenance, reducing unplanned outages, extending service intervals, and delivering favorable total cost of ownership in automation projects.