Eaton MPS8404HEAXXSW Magnum LV CB - UL Listed 85 kA

MPS8404HEAXXSW
Manufacturer
Eaton
Part number
MPS8404HEAXXSW
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker provides reliable protection for industrial electrical distribution and machine control systems. Engineers seek robust devices that tolerate high fault currents while fitting into compact panel spaces, and this model delivers with a four-pole, fixed-horizontal design and a 4000 A frame that supports demanding loads. It carries CE marking and UL Listed along with CSA, ANSI, and other global approvals, ensuring compliance across major markets and project standards. In addition, NEMA compliance and SABA listing help streamline panel fabrication and installation. By aligning with Power Xpert Protection Manager options and upgrade paths, this breaker supports scalable protection strategies, reducing lifecycle costs and enabling smoother commissioning in automation projects.

Product Information

Extended Description

MPS8404HEAXXSW Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNABCABC), 85 kA, Four-pole, Fixed horizontal mounting, No trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8404HEAXXSW
UPC
786689628741
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
NEMA Compliant CE Marked CCC Marked SABA Listed
Certifications
KEMA Certified ANSI Lloyd's Register Certified UL Listed CSA 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 - MPS8404HEAXXSW Eaton Specification Sheet - MPS8404HEAXXSW 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: Four-pole, fixed horizontal mounting simplifies installation and reduces wiring complexity, enabling faster panel assembly and consistent protection across feeders. Business impact: lowers labor costs during commissioning and improves panel reliability in manufacturing environments. Application: ideal for large distribution panels and machine-control enclosures where space is at a premium and high-current protection is required. Feature: No trip unit by default, with upgrade potential to Magnum PXR Power Xpert Release trip units. Business impact: provides installation flexibility to tailor protection schemes post-purchase, reducing upfront cost and enabling future upgrades as protection strategies evolve. Application: retrofit projects and OEM panel builds that plan for phased protection enhancements. Feature: High fault-current capability with a 4000 A frame and 85 kA interrupt rating. Business impact: delivers robust short-circuit protection for demanding loads, minimizing downtime and safeguarding critical equipment. Application: heavy-load feeders, manufacturing lines, and data-center power distribution. Feature: Broad certifications and compliance (UL Listed, CE Marked, CSA, ANSI, NEMA Compliant; KEMA, Lloyd’s Register, ABS, DNV GL). Business impact: reduces procurement risk, accelerates regulatory approvals, and simplifies supplier qualification. Application: global projects requiring multi-region approvals and accelerated commissioning. Feature: Large-form factor with dimensions 16.3 in L, 16.8 in H, 44.1 in W and 319 lb weight; compatibility with standard panels and mounting rails. Business impact: provides predictable fit and mounting compatibility for retrofit and new builds, easing logistics and maintenance planning. Application: OEM panel fabrication, industrial distribution enclosures, and retrofit installations.

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FAQs

The MPS8404HEAXXSW is shipped with no trip unit by default, offering a flexible platform for future protection strategies. It is compatible with Magnum PXR trip unit options and related Power Xpert Protection Manager tools, enabling upgrade paths without replacing the base frame. This supports phased protection enhancements and easier retrofit planning.
This model features an 85 kA interrupt rating within a 4000 A frame. The four-pole, fixed-horizontal design is optimized for high-current feeders and heavy-load protection, delivering robust short-circuit protection while maintaining installation stability and panel fit in industrial environments.
The breaker carries UL Listed and CE Marked certifications, along with CSA, ANSI, and NEMA compliance. It also has multiple global approvals from KEMA, Lloyd’s Register, ABS, and DNV GL, plus SABA listing. This broad certification portfolio helps streamline international procurement and project approvals.
Plan for a fixed-horizontal mounting footprint with dimensions of 16.3 in length, 16.8 in height, and 44.1 in width, and an approximate weight of 319 lb. Ensure compatible enclosure space, lifting arrangements for installation, and access to Power Xpert tools if trip-unit upgrades are planned in a phased protection strategy.
Ideal for large distribution panels, machine-control enclosures, and high-current feeders in manufacturing, data centers, and process industries. Its high interrupt rating, robust certifications, and upgrade paths for protection management make it a strong choice for OEM panel builds and retrofit projects seeking reliable, scalable protection.