Eaton MPSC404MEAXX2H Magnum LV PCB - UL Listed
Part Number: MPSC404MEAXX2H
Quick Summary
Eaton Magnum low voltage power circuit breaker provides reliable overcurrent protection for industrial switchgear and distribution panels. This MPSC404MEAXX2H variant targets safe installation and fast maintenance in demanding electrical rooms where downtime is costly. It carries CE Marked, UL Listed, and CSA/ANSI certifications, along with NEMA compliance, supporting global compliance. Paired with the Power Xpert Release trip unit and motorized, drawout racking, it enables precise fault isolation and streamlined servicing. The result is improved system uptime, easier coordination, and a clear path to scalable protection across multiple feeders and sites.
Product Information
Extended Description
MPSC404MEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNABCABC), 100 kA, Four-pole, Drawout vertical with motorized racking mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC404MEAXX2H
UPC
786689633172
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CCC Marked CE Marked SABA Listed NEMA Compliant
Certifications
UL Listed KEMA Certified CSA Certified ANSI Lloyd's Register 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 - MPSC404MEAXX2H
Eaton Specification Sheet - MPSC404MEAXX2H
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
The MPSC404MEAXX2H combines a four-pole design with a drawout vertical mounting and motorized racking, delivering robust surface protection while simplifying maintenance workflows. This feature directly reduces mean time to repair (MTTR) and improves crew safety during routine trips and replacements. The Power Xpert Release (PXR) trip unit delivers precise, coordinate-aware protection, enabling selective tripping that minimizes non-critical outages and supports downstream equipment reliability. With a 4000 A rating and 100 kA short-circuit capability, it withstands high fault currents common in industrial environments, reducing the risk of cascading failures. Installation benefits include compatibility with standard frame mounts and a documented path for integration with Eaton Protection Manager tools. Compliance with UL, CE, CSA, and multiple third-party certifications provides peace of mind for global projects and regulatory audits. In practice, engineers can tune protection settings using familiar Eaton interfaces, lowering engineering time and supporting scalable protection architectures across facilities.
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FAQs
The MPSC404MEAXX2H supports standard four-pole, drawout vertical mounting with motorized racking. To install, verify compatible frame size, ensure clearance for motorized racking, secure mounting bolts to the frame, and connect the PXR20 LSIAM trip unit wiring per Eaton installation guides. Use Eaton Protection Manager for settings backup and to document the protective coordination with adjacent devices.
Key specs include a 4000 A current rating, 100 kA interrupting capacity, four poles, and a PXR20 LSIAM trip unit. The unit is UL Listed and CE marked, with NEMA compliance. Dimensional footprint is 16.3 in depth, 16.8 in height, and 44.1 in width, with a weight around 319 lb. These figures support proper rack design and safe fault clearance in medium to large feeders.
Yes. The PXR20 LSIAM trip unit provides advanced protection features suitable for motor protection and selective coordination. The four-pole, drawout design facilitates precise fault isolation, while the protection manager tools enable coordinated settings across feeders. For enhanced coordination, reference the selective coordination and protection papers in Eaton’s catalog and ensure coordination curves align with downstream devices.
This breaker carries UL Listed, CE Marked, and CSA Certified status, plus ANSI, Lloyd’s Register, DNV GL, and ABS certifications. It is also NEMA compliant and CCC marked where applicable. When auditing, confirm the specific certificate documents linked in Eaton’s asset library and ensure alignment with local electrical codes and project standards.
ROI is driven by reduced outage duration due to faster fault isolation, improved equipment uptime through precise coordination, and easier maintenance with motorized racking. The Power Xpert Release trip units simplify tuning and diagnostics, cutting engineering time and enabling scalable protection across sites. Typical gains include lower downtime costs, fewer spare parts, and more predictable maintenance cycles.