Eaton MPS85A4WEAXX2A Magnum LV Breaker - UL Listed

Part Number: MPS85A4WEAXX2A
MPS85A4WEAXX2A
Manufacturer
Eaton
Part number
MPS85A4WEAXX2A
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker protects motors and panels with reliable, fail-safe protection. Engineers often struggle with protecting equipment while avoiding nuisance trips during startup surges and demand changes. This model carries CE Marked, UL Listed, and CSA Certified credentials to support global deployment and compliance. By leveraging Power Xpert Release PXR20 LSI trip technology and robust drawout design, it enables streamlined maintenance, safer power distribution, and faster commissioning for modern industrial facilities.

Product Information

Extended Description

MPS85A4WEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 85 kA, Four-pole, Drawout vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85A4WEAXX2A
UPC
786689636234
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked SABA Listed NEMA Compliant CCC Marked
Certifications
CSA Certified KEMA Certified ANSI UL Listed Lloyd's Register 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 - MPS85A4WEAXX2A Eaton Specification Sheet - MPS85A4WEAXX2A 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: Power Xpert Release PXR20 LSI trip unit enables precise protection and selective coordination → Business Impact: Improves reliability, reduces arc energy, and lowers total cost of ownership → Application: Motor control centers and critical process lines across manufacturing. Feature: Four-pole, drawout vertical mounting design → Business Impact: Facilitates fast replacement, safer maintenance, and reduced downtime → Application: Routine panel maintenance and retrofits in new-build or retrofit projects. Feature: 85 kA short-circuit rating with 5000 A NABCNABC capability → Business Impact: Higher fault tolerance and improved system resilience → Application: High-demand distribution panels and heavy industry lines. Feature: UL Listed and CE Marked with multiple certifications → Business Impact: Simplifies procurement, regulatory compliance, and cross-border deployment → Application: Global facilities with strict compliance requirements. Feature: Compatibility with Magnum PXR trip units and protection software → Business Impact: Seamless integration with Power Xpert Protection Manager for monitoring and analytics → Application: Modern factories pursuing digitalization and uptime optimization.

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FAQs

Install the four-pole drawout unit in a compatible panel using the vertical mounting arrangement. Ensure the PXR20 LSI trip unit is linked to the Power Xpert Protection Manager for monitoring. Refer to the Magnum PXR installation guide (MN013016EN) for torque, clearances, and sequence, and verify the catalog number MPS85A4WEAXX2A matches your configuration.
The MPS85A4WEAXX2A features a four-pole design with an 85 kA short-circuit rating and 5000 A NABCNABC capability. Dimensions include about 16.3 in depth, 16.8 in height, and 44.1 in width, with a weight around 319 lb. Catalog number is MPS85A4WEAXX2A and it is UL Listed.
Yes. The Magnum MPS85A4WEAXX2A is designed for motor protection and power distribution in demanding environments. Its PXR20 LSI trip unit supports selective coordination, reducing nuisance trips, while the drawout design simplifies maintenance in busy facilities such as manufacturing plants and process industries.
This product carries UL Listed, CE Marked, and CSA Certified credentials, along with additional certifications from KEMA and Lloyd’s Register. These approvals help ensure regulatory compliance across regions, simplify supplier vetting, and reduce procurement risk when sourcing protective equipment for multinational facilities.
Benefits include higher uptime due to safer, quicker maintenance with vertical drawout mounting, improved protection selectivity reducing unplanned outages, and streamlined commissioning through PXR integration with Protection Manager. Over time, this translates to lower service costs, fewer nuisance trips, and faster project deployment in regulated environments.