Eaton MPS85A4WEAXX2F Magnum LV breaker - UL Listed
Part Number: MPS85A4WEAXX2F
Quick Summary
Eaton Magnum low voltage power circuit breaker protects large distribution panels in industrial facilities. Engineers often battle nuisance trips, downtime, and coordination gaps under heavy loads. It carries UL Listed, CE Marked, and NEMA compliant certifications, ensuring global safety and market access. The unit integrates with Power Xpert Protection Manager for streamlined protection and supports selective coordination with its PXR20 LSIGAM trip unit. These features translate into shorter project cycles, lower maintenance costs, and safer, more resilient power distribution across manufacturing plants, data centers, and process industries. By combining robust protection with installation flexibility, it helps engineers meet strict reliability targets while simplifying compliance workflows. This combination is particularly valuable in high-demand environments where downtime costs escalate quickly.
Product Information
Extended Description
MPS85A4WEAXX2F Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 85 kA, Four-pole, Drawout vertical mounting, PXR20 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85A4WEAXX2F
UPC
786689636258
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CCC Marked NEMA Compliant SABA Listed CE Marked
Certifications
KEMA Certified Lloyd's Register Certified ANSI UL Listed CSA Certified 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
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 - MPS85A4WEAXX2F
Eaton Specification Sheet - MPS85A4WEAXX2F
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: High fault-current protection with 5000 A frame and 85 kA interrupting capacity. Business Impact: Enables reliable separation of faulted sections, reducing system-wide outages and protecting critical loads. Application: Large industrial panel assemblies and process plants where fault currents approach system limits. Feature: PXR20 LSIGAM trip unit for Magnum PXR protection. Business Impact: Delivers precise protection settings and advanced coordination, lowering unnecessary outages and enabling faster fault isolation. Application: High-density electrical rooms and data centers requiring tight protection coordination. Feature: Drawout vertical mounting and double standard frame. Business Impact: Simplifies retrofit and expansion, reduces installation time, and minimizes enclosure rearrangements. Application: Retrofit projects in existing switchgear racks and new builds with standardized footprints. Feature: Comprehensive certifications and compliance stance (UL Listed, ANSI, CSA, CE Marked, NEMA compliant). Business Impact: Facilitates global deployment, simplifies procurement across international sites, and supports regulatory audits. Application: Global manufacturing sites and multi-region projects needing standardization. Feature: Physical dimensions and weight (16.3 in depth, 16.8 in height, 44.1 in width, 319 lb). Business Impact: Predictable footprint aids enclosure planning and serviceability, reducing need for custom layouts. Application: Large power distribution enclosures and spaces with strict footprint constraints. Feature: Compatibility with Power Xpert Protection Manager and Magnum PXr ecosystem. Business Impact: Enables centralized protection management, streamlined maintenance, and easier upgrade paths. Application: Modern industrial facilities pursuing digital protection strategies and remote monitoring.
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FAQs
The MPS85A4WEAXX2F is designed to integrate with Eaton Power Xpert Protection Manager, leveraging the Magnum PXR trip units (PXR20 LSIGAM) for centralized protection management. This enables remote monitoring, simplified configuration, and coordinated protection across large distribution panels in industrial facilities.
Key specs include a 5000 A frame with an 85 kA interrupting capacity, four-pole construction, drawout vertical mounting, and the PXR20 LSIGAM protection trip unit. The unit is designed for high-current, large-distribution applications and supports robust short-circuit protection.
Yes. With 85 kA interrupting capacity and 5000 A frame, the breaker is engineered for demanding industrial environments, enabling reliable fault isolation and protection of critical loads in large switchgear and process facilities.
The device carries UL Listed certification and CE Marking, along with ANSI and CSA certifications, plus NEMA compliance. This combination supports global deployment, regulatory compliance, and acceptance in varied market regions.
Eaton offers Magnum renewal parts and accessories specifically for the PXR/PXR20 trip units and related components. Regular maintenance with genuine parts helps preserve protection accuracy, extends service life, and maintains compliance with sector standards.