Eaton Magnum MPS8603WEAXX2S Low-Voltage Power Circuit Breaker - UL Listed
Part Number: MPS8603WEAXX2S
Quick Summary
Eaton Magnum low voltage power circuit breaker protects electrical distribution systems by interrupting fault currents in industrial applications. For engineers and procurement teams, downtime planning and trip-unit configuration can complicate maintenance and extend project timelines. It carries UL Listed, CE Marked, and ANSI/CSA certifications, providing global compliance and confidence in installation. By leveraging the Power Xpert Release trip unit and proven durability, this device supports safe, reliable protection across switchgear and distribution panels, while simplifying coordination and diagnostics. This combination of standards and performance translates into reduced maintenance costs and smoother integration with modern protection-management workflows.
Product Information
Extended Description
MPS8603WEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 6000 A (ABCABC), 85 kA, Three-pole, Drawout vertical mounting, PXR25 LSIGAM trip unit, Fan-cooled
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8603WEAXX2S
UPC
786689631871
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
NEMA Compliant CCC Marked SABA Listed CE Marked
Certifications
Lloyd's Register Certified UL Listed KEMA Certified ANSI 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
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 - MPS8603WEAXX2S
Eaton Specification Sheet - MPS8603WEAXX2S
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 → Business Impact → Application: Drawout vertical mounting enables quick replacement and safe servicing, reducing downtime during maintenance shuffles and inspections in MCCs and industrial panels. This directly improves overall equipment effectiveness (OEE) and plant availability. Application: Ideal for high-demand environments requiring fast swap-outs and minimal panel space disruption. Feature → Business Impact → Application: PXR25 LSIGAM trip unit delivers adjustable protection settings and enhanced coordination, enabling selective tripping and easier fault isolation. Application: Suitable for critical processes where avoiding nuisance trips is essential, such as continuous manufacturing lines and data-center power feeds. Feature → Business Impact → Application: 6000 A short-circuit rating (ABCABC) with 85 kA interrupting capacity ensures robust fault handling in heavy-load feeders, improving safety and reducing incident impact. Application: Preferred in large switchgear and motor-control centers. Feature → Business Impact → Application: Fan-cooled design supports reliability in warm environments, lowering thermal strain and extending service life. Application: Beneficial in outdoor or semi-enclosed installations with limited cooling opportunities. Feature → Business Impact → Application: 3-pole configuration and double standard frame support compact, scalable protection for multi-phase distribution, easing integration with existing electrical architectures. Application: Common in industrial plants, process facilities, and manufacturing lines that require consistent phase protection. The above features collectively support compliance, maintenance efficiency, and cost reduction while aligning with Power Xpert ecosystem integrations and remote monitoring capabilities.
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FAQs
The MPS8603WEAXX2S uses a drawout vertical mounting with a three-pole configuration designed for Power Defense/Magnum frames. Confirm panel clearance, align mounting rails, and verify bus contact alignment before inserting the breaker. Use the PXR25 LSIGAM trip unit settings per the Eaton user manual MN013016en and validate proper cable sizing, torque specs, and wiring with local electrical codes.
This Magnum MPS8603WEAXX2S provides an 85 kA interrupting capacity with a 6000 A short-circuit rating (ABCABC). These ratings support strong fault handling for large feeders and multi-load applications, enabling selective coordination and minimized impact from faults on downstream equipment.
Yes. With UL Listed and CE Marked certifications, ANSI/CSA approvals, and Power Xpert Release trip unit options, this breaker supports reliable protection, coordination, and easy integration with protection-management systems in data centers, manufacturing lines, and other critical facilities.
Certifications include UL Listed, CE Marked, ANSI, CSA, KEMA, DNV GL, ABS, and Lloyd's Register, with additional compliance references to NEMA and CCC Marking. This broad certification suite supports global installation and ensures regulatory alignment across multiple regions and standards.
Eaton provides renewal parts and accessories for Magnum PXR breakers, including maintenance kits and replacement trip units. For replacements and upgrades, consult the Magnum renewal parts data sheet and the PXR trip-unit manuals (MN013015EN) to maximize lifecycle and performance within your protection scheme.