Eaton MPSC404HEAXX2C Magnum LV Circuit Breaker - UL Listed
Part Number: MPSC404HEAXX2C
Quick Summary
The Eaton Magnum low voltage power circuit breaker provides robust overcurrent protection for industrial control panels and distribution systems. Engineers often battle nuisance trips and miscoordination in complex electrical rooms; the Magnum PXR20 LSIG trip unit improves selectivity and response. UL Listed and CE Marked with broad NEMA compliance support global deployments and regulatory alignment. With a 4000 A frame, 100 kA interrupt capability, and four-pole fixed mounting, it delivers reliable protection across motor loads and feeders. This solution also aligns with Power Xpert Protection Manager workflows, enabling scalable protection strategies and easier maintenance for engineers and procurement teams.
Product Information
Extended Description
MPSC404HEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNABCABC), 100 kA, Four-pole, Fixed horizontal mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC404HEAXX2C
UPC
786689635374
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 UL Listed CSA Certified ANSI 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
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 x32 22.06 1
Power Xpert Protection Manager x32 22.06 1
Eaton Specification Sheet - MPSC404HEAXX2C
Eaton Specification Sheet - MPSC404HEAXX2C
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Feature: PXR20 LSIG electronic trip unit enables precise protection with advanced logging and Power Xpert compatibility. Business Impact: Improves protection selectivity, minimizes outages, and accelerates fault isolation. Application: Ideal for motor control centers and feeders in automation lines. Feature: High fault-current rating of 4000 A and 100 kA interrupt capacity. Business Impact: Safely interrupts high-energy faults without panel damage, reducing rework and downtime. Application: Main feeders in manufacturing plants and data centers. Feature: Four-pole design with fixed horizontal mounting. Business Impact: Streamlines installation, reduces panel depth needs, and simplifies wiring runs. Application: Large distribution panels and switchgear interfaces. Feature: UL Listed, CE Marked, and multiple third-party certifications. Business Impact: Compliance across regions simplifies global procurement and regulatory adherence. Application: Cross-border projects and regulated industries. Feature: Explicit dimensions and weight support robust mechanical integrity. Business Impact: Facilitates accurate retrofits and predictable mounting in existing enclosures. Application: Retrofit projects and new-build panel assemblies.
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FAQs
The MPSC404HEAXX2C is designed for fixed horizontal mounting in Magnum frame assemblies, facilitating straightforward retrofits into compatible Eaton panels and existing enclosures. Ensure panel space accommodates its 16.3 in length, 16.8 in height, and 44.1 in width, and verify wiring clearances per NEC guidelines. Use the PXR20 LSIG trip unit wiring harness and follow the Magnum installation manual MN013016EN for proper terminal connections and torque specifications.
Key specs include a 4000 A current rating and a 100 kA short-circuit interrupt rating, four-pole construction, and PXR20 LSIG electronic trip unit. These features enable precise coordination, fast fault isolation, and protection of high-energy feeders. The device is UL Listed and CE Marked, supporting reliable performance across North American and European installations.
Yes. With four-pole, fixed mounting and robust mechanical design, the MPSC404HEAXX2C is well-suited for motor control centers and heavy-load feeders. Its UL/CE certifications and NEMA-related compliance enable safer operation in industrial environments, while the PXR20 LSIG unit supports selective coordination to minimize motor restarts and downtime in demanding applications.
The unit carries UL Listed and CE Marked certifications, along with multiple third-party recognitions (CSA, ANSI, DNV GL, ABS, KEMA, Lloyd's Register). It also aligns with NEMA Compliant requirements, supporting global deployments and regulatory compliance across diverse markets and customer specifications.
Leveraging the PXR20 LSIG trip unit provides improved selectivity and reduced nuisance trips, which translates to shorter downtime and lower maintenance costs. Its documented compatibility with Power Xpert Protection Manager enables centralized monitoring and faster fault diagnostics, delivering faster return on investment through enhanced system reliability and streamlined commissioning for large panel installations.