Eaton MPS8404HEAXX2A Magnum breaker - UL Listed

MPS8404HEAXX2A
Manufacturer
Eaton
Part number
MPS8404HEAXX2A
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker protects industrial power circuits with precise overcurrent protection for switchgear. In practice, many facilities suffer costly downtimes from nuisance trips and poorly coordinated protection. This unit carries UL Listed, CE Marked, and NEMA Compliant certifications that support global compliance, while ANSI and CSA listings back its reliability in North American markets. With Power Xpert Protection Manager compatibility and the PXRx trip unit, it enables streamlined protection coordination and easier maintenance, reducing troubleshooting time. For engineers and procurement teams, the combination of strong ratings, robust certifications, and install-ready design translates into lower lifecycle costs and greater system uptime.

Product Information

Extended Description

MPS8404HEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNABCABC), 85 kA, Four-pole, Fixed horizontal mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8404HEAXX2A
UPC
786689628758
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 NEMA Compliant CCC Marked
Certifications
Lloyd's Register Certified CSA Certified KEMA Certified ANSI UL Listed 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 - MPS8404HEAXX2A Eaton Specification Sheet - MPS8404HEAXX2A 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: High interrupting capacity and four-pole design provides robust protection for large power circuits, minimizing fault energy and enabling reliable operation in motor control centers. Business Impact: Improves system uptime and reduces equipment damage during faults, supporting safe, continuous production. Application: Ideal for large distribution panels and critical process lines where dependable protection is essential. Feature: PXR20 LSI trip unit and Power Xpert Protection Manager compatibility enable precise protection coordination and centralized monitoring. Business Impact: Speeds fault isolation, reduces mean time to repair, and simplifies protective scheme management across facilities. Application: Data centers and manufacturing lines requiring visibility and remote control. Feature: Zone Selective Interlocking (ZSI) option supported with related application guidance. Business Impact: Lowers arc energy exposure and short-circuit impact by enabling selective tripping, boosting safety and downtime reduction. Application: Complex switchgear architectures and high-density electrical rooms. Feature: Comprehensive certifications and compliance package (UL Listed, CE Marked, NEMA Compliant, ANSI/CSA). Business Impact: Eases procurement, regulatory acceptance, and cross-border deployments while reducing risk. Application: Global deployments in regulated environments. Feature: Fixed horizontal mounting and substantial dimensions (16.3 in depth, 16.8 in height, 44.1 in width) with a 319 lb weight. Business Impact: Predictable installation footprint and robust mechanical stability, accelerating panel integration and reduces installation rework. Application: Retrofit and new-build projects with standardized mounting footprints. Feature: Rich technical documentation and downloadable resources (spec sheets, time-current curves, quick-start guides). Business Impact: Lowers design risk, speeds commissioning, and supports ongoing maintenance with ready reference material. Application: Engineering design reviews and field service activities.

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FAQs

The MPS8404HEAXX2A uses fixed horizontal mounting and measures 16.3 in by 16.8 in by 44.1 in with a 319 lb weight. Ensure the panel supports a four-pole, 4000 A frame and provide adequate clearances per the datasheet. Use the PXR20 LSI trip unit to align protection with protective relays and connect to Power Xpert Protection Manager for centralized monitoring.
Key ratings include a 4000 A frame and an 85 kA short-circuit rating, with a four-pole configuration. The PXR20 LSI trip unit enables advanced protection features, and the device is designed for fixed horizontal installation. These specifications support reliable, selective protection in high-demand industrial power systems.
Yes. Its high interrupting capacity, four-pole design, and PXr protection options make it well-suited for motor control centers, switchgear banks, and critical process lines where dependable protection, coordination, and ease of maintenance are priorities.
This model carries UL Listed, CE Marked, ANSI/CSA certifications, and other quality marks, along with NEMA compliance and additional third-party certifications. These ensure global regulatory alignment and safer operation in diverse markets and environments.
Eaton provides extensive downloads, including the Magnum specification sheet, time-current curves, installation guides, and quick-start manuals. Access to these resources accelerates commissioning, supports ongoing maintenance, and helps justify lifecycle cost savings through improved protection planning.