Eaton MPS8404VEAXX2F Magnum circuit breaker - UL Listed
Part Number: MPS8404VEAXX2F
Quick Summary
The Eaton Magnum low voltage power circuit breaker MPS8404VEAXX2F protects electrical distribution systems in industrial machinery and building power circuits. Engineers often face coordination challenges, unplanned trips, and regulatory pressure to meet evolving safety standards. CE Marked and UL Listed certifications support global project acceptance, while CSA, Lloyd's Register, and DNV GL bolster reliability. This unit integrates Power Xpert Release trip units for precise protection and fixed vertical mounting to streamline installation and ongoing maintenance. Coupled with 4000 A, 85 kA ratings and four-pole construction, it delivers scalable protection for large motor drives, data centers, and process equipment in mixed voltage environments. Customers gain uptime, simplify compliance reporting, and reduce total cost of ownership through standardized frame sizing and compatible accessories.
Product Information
Extended Description
MPS8404VEAXX2F Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNABCABC), 85 kA, Four-pole, Fixed vertical mounting, PXR20 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8404VEAXX2F
UPC
786689628512
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked CCC Marked NEMA Compliant SABA Listed
Certifications
Lloyd's Register Certified CSA Certified ANSI UL Listed KEMA 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
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual
Circuit Protection, Power Breakers, Contactors and Fuses, Volume 4, Tab 3
Power Xpert Protection Manager x32 22.06 1
Power Xpert Protection Manager x32 22.06 1
Eaton Specification Sheet - MPS8404VEAXX2F
Eaton Specification Sheet - MPS8404VEAXX2F
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 Four-pole Magnum breakers with the PXR20 LSIGAM trip unit deliver precise, selective protection, reducing nuisance trips and minimizing arc energy. Benefit Improved uptime and safer operation; Application Suitable for motor control centers and panelboards requiring accurate fault isolation and fast tripping. Feature High interrupting capacity of 85 kA with a 4000 A rating enables the breaker to handle heavy fault currents without compromising system availability. Benefit Enables reliable service in high-load industrial environments such as manufacturing lines, data centers, and mining operations. Application Suitable for large motor drives and critical power feeds where fault currents can be substantial. Feature Fixed vertical mounting on a double standard frame supports streamlined installation and space optimization. Benefit Simplifies panel layouts and reduces installation time while preserving accessibility for maintenance and inspections. Application Ideal for compact switchgear assemblies and heavy-duty distribution panels. Feature Compliances and certifications including CE Marked, CCC Marked, NEMA Compliant, and SABA Listed. Benefit Global acceptance and regulatory assurance, lowering project risk across international sites. Application Useful for multinational facilities and projects requiring cross-border compliance. Feature Availability of Magnum PXR accessories, renewal parts, and comprehensive manuals. Benefit Long lifecycle support, easier upgrades, and predictable maintenance costs. Application Suitable for retrofit projects and ongoing asset management in mature electrical fleets. Feature Time/current curves and technical data sheets (from Eaton) support precise coordination and protection strategy planning. Benefit Improves design accuracy, reduces over- and under-protection, and enhances commissioning confidence. Application Critical for engineers detailing protective schemes in control rooms and distribution boards.
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FAQs
The MPS8404VEAXX2F uses fixed vertical mounting on a double standard frame and is four-pole. Its footprint and dimensions (16.3 in depth, 16.8 in height, 44.1 in width) align with large, standard LV switchgear and panelboard installations, enabling straightforward integration into existing layouts and minimizing rework.
Key ratings include a 4000 A current rating and an 85 kA interrupting capacity. The PXR20 LSIGAM trip unit provides Power Xpert Release protection, enabling precise coordination and faster fault clearance, which improves motor protection and reduces arc energy.
Yes. Its four-pole construction, fixed mounting, and Magnum PXR protection are ideal for industrial power distribution, motor control centers, and large panelboards where reliable protection and coordination are critical for uptime and safety.
The device is CE Marked and UL Listed, with CSA, Lloyd's Register, KEMA, ABS, DNV GL certifications, plus NEMA compliance. This broad certification set supports international deployment and customer compliance documentation.
Eaton provides manuals, time/current curves, and renewal parts for Magnum PXR trip units. Look for the Power Xpert Protection Manager tools, installation guides, and accessory catalogs to facilitate upgrades, coordination studies, and lifecycle planning.