Eaton MPS86A4MEAXXSW Magnum LV Circuit Breaker - 85 kAIC

Part Number: MPS86A4MEAXXSW
MPS86A4MEAXXSW
Manufacturer
Eaton
Part number
MPS86A4MEAXXSW
Category

Quick Summary

Magnum low voltage power circuit breaker by Eaton provides robust protection for industrial power distribution. Engineers and maintenance teams often contend with nuisance trips and lengthy maintenance cycles; this unit’s drawout vertical design with motorized racking makes safe, quick replacements feasible and minimizes downtime. The product carries CE marking and UL and CSA certifications, with additional approvals such as Lloyd's Register and DNV GL, underscoring reliability in global installations. For power protection strategy, this breaker supports scalable protection within Magnum PXR families while delivering strong compliance, performance, and long-term lifecycle value for high-demand applications.

Product Information

Extended Description

MPS86A4MEAXXSW Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 6000 A (NABCNABC), 85 kA, Four-pole, Drawout vertical with motorized racking mounting, No trip unit, Fan-cooled
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS86A4MEAXXSW
UPC
786689632519
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked NEMA Compliant SABA Listed CCC Marked
Certifications
Lloyd's Register Certified UL Listed CSA Certified KEMA Certified ANSI ABS Certified DNV GL Certified
Frame
Double standard
Number of poles
Four-pole
Type
Magnum PXR
Frame
Double standard
Series
Magnum
Number of poles
Four-pole
Rated uninterrupted current (Iu)
6000 A
Interrupt rating
85 kAIC
Interrupt rating
85 kAIC
Rated uninterrupted current (Iu)
6000 A
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 x64 22.6 1 Power Xpert Protection Manager x64 22.6 1 Eaton Specification Sheet - MPS86A4MEAXXSW Eaton Specification Sheet - MPS86A4MEAXXSW 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 interrupt rating of 85 kAIC and Iu up to 6000 A. Business impact: protects heavy motor loads and feeders from catastrophic faults, reducing outage duration and damage to equipment. Application: ideal for large industrial distribution panels and motor-starting services. Feature: Drawout vertical mounting with motorized racking. Business impact: enables safer, faster maintenance with minimal manual handling and reduced risk during breaker changes. Application: regular maintenance in switchgear bays and retrofit projects where uptime is critical. Feature: Double standard frame and four-pole configuration. Business impact: provides robust, scalable protection for multi-pole circuits with space-efficient installation footprints. Application: complex motor control centers and control panels. Feature: Fan-cooled design with no internal trip unit. Business impact: lowers cooling requirements in enclosed panels and reduces upfront component costs; allows future upgrade options within Magnum PXR ecosystem. Application: panel builds where selective upgrade path and future trip-unit integration are considered. Feature: Wide certification footprint (CE, UL, CSA, KEMA, Lloyd's Register, ANSI, ABS, DNV GL, NEMA). Business impact: simplifies project qualification, enables multi-region compliance, and supports fast procurement cycles. Application: regulated industries and global projects requiring rigorous conformity and traceability.

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FAQs

This unit is a drawout vertical design with motorized racking mounting. Ensure your panel supports a double standard frame, has appropriate mounting rails, and provides the required clearances for safe racking. Follow manufacturer torque specs and use the supplied racking equipment to minimize maintenance downtime and enhance operator safety.
Key specs include 6000 A Iu rated uninterrupted current, an 85 kAIC interrupt rating, four poles, a double standard frame, and fan-cooled operation. The catalog number is MPS86A4MEAXXSW, with a weight of about 319 lb and overall dimensions roughly 16.3 in (depth) x 16.8 in (height) x 44.1 in (width).
Yes, the MPS86A4MEAXXSW carries CE Marked and NEMA Compliant status, UL Listed, CSA Certified, KEMA Certified, and additional approvals from Lloyd's Register, ABS, ANSI, and DNV GL, supporting compliance across global installations and helping with bid and procurement requirements.
The rugged build and drawout mounting minimize maintenance downtime, while high interrupt capacity protects critical loads and reduces costly fault propagation. Although this model ships without a trip unit, it can integrate with Magnum PXR trip-unit options for future upgrades, enabling phased, cost-effective protection enhancements.
Best suited for large motor control centers, high-capacity feeders, and complex power distribution in manufacturing, chemical, and heavy industrial facilities. Its four-pole, high Iu and 85 kAIC rating support critical loads, while the drawout design simplifies routine maintenance within service corridors and switchgear rooms.