Eaton MPSC164HEAXX2Q Magnum low voltage circuit breaker - UL Listed
Part Number: MPSC164HEAXX2Q
Quick Summary
Eaton MPSC164HEAXX2Q Magnum low voltage circuit breaker is designed to provide reliable overcurrent protection for industrial power distribution systems. Engineers often struggle with protection coordination, minimizing downtime, and maintaining regulatory compliance across complex panels. UL Listed, CE Marked, and CSA Certified components support rigorous audits, safer operation, and cross-border installation. The standard Magnum PXR frame with a four-pole design and a 1600 A Iu rating delivers robust protection for heavy loads, while the PXR25 LSIAM trip unit enables precise coordination. By marrying durable hardware with Power Xpert Protection Manager compatibility, this solution reduces maintenance costs and improves visibility into fault conditions, helping OEMs and end users optimize uptime and safety. In practice, it supports scalable protection schemes for manufacturing lines, data centers, and critical process equipment, delivering measurable business value.
Product Information
Extended Description
MPSC164HEAXX2Q Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 1600 A, 100 kA, Four-pole, Fixed horizontal mounting, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC164HEAXX2Q
UPC
786689638702
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
CE Marked CCC Marked NEMA Compliant SABA Listed
Certifications
CSA Certified ANSI UL Listed Lloyd's Register Certified KEMA Certified ABS Certified DNV GL Certified
Frame
Standard
Number of poles
Four-pole
Type
Magnum PXR
Frame
Standard
Series
Magnum
Trip Type
PXR25 LSI ARMS
Number of poles
Four-pole
Rated uninterrupted current (Iu)
1600 A
Interrupt rating
100 kAIC
Interrupt rating
100 kAIC
Rated uninterrupted current (Iu)
1600 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
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 - MPSC164HEAXX2Q
Eaton Specification Sheet - MPSC164HEAXX2Q
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
Four-pole Magnum frame, 1600 A Iu, 100 kAIC interrupt rating, fixed horizontal mounting, and PXR25 LSIAM trip unit deliver robust primary protection for large load centers. Business impact: high fault tolerance with precise coordination reduces nuisance trips and simplifies panel sequencing, enabling safer, more reliable operation across critical processes. Application: ideal for heavy industrial feeders, data centers, and manufacturing lines where uptime is crucial and protection schemes must scale with capacity. The device integrates with Power Xpert Protection Manager for real-time monitoring and diagnostics, enabling proactive maintenance and faster fault analysis. Compatibility with Magnum PD-SB accessories and standard frame design supports straightforward retrofits and streamlined installation. Industry context: zone selective interlocking and selective coordination strategies are easier to implement, improving overall system reliability while lowering lifecycle costs.
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FAQs
The MPSC164HEAXX2Q is a four-pole Magnum frame breaker designed for fixed horizontal mounting and is fully compatible with the PXR25 LSIAM trip unit. It integrates with Power Xpert Protection Manager for advanced monitoring and supports coordination with Magnum accessories like PD-SB. This compatibility enables precise, scalable protection across 1600 A systems and helps align with site protection schemes.
Install in a standard Magnum PXR enclosure with fixed horizontal mounting, ensuring four-pole connections and proper torque per Eaton guidelines. Verify Iu 1600 A and interrupt rating 100 kAIC, then configure the PXR25 LSIAM trip unit per your load profile. Follow the included manuals and safety procedures to ensure correct coordination and arc-flash compliance.
Yes. The MPSC164HEAXX2Q carries CE Marked and UL Listed approvals, plus CSA Certification, and additional recognitions (Lloyd’s, KEMA, ABS, DNV GL) as applicable. These certifications support global deployment, regulatory compliance, and safe operation under industry standards, simplifying procurement and audits for multinational facilities.
With 1600 A Iu and 100 kAIC rating, plus the PXR25 LSIAM trip logic, the breaker provides robust protection and selective coordination, reducing nuisance trips. The fixed horizontal mounting simplifies retrofit and field servicing, and Eaton’s renewal parts and documentation streamline maintenance planning, maximizing uptime and lowering lifecycle costs.
The combination of high interrupt rating, precise coordination, and seamless Power Xpert integration helps minimize unplanned outages, shorten fault clearing times, and optimize protection schemes. While ROI varies by application, customers typically see reduced downtime, lower maintenance labor, and improved energy reliability in critical electrical feeders and motors.