Eaton SPM160480Y4R Surge Protection Device - UL 1449
Part Number: SPM160480Y4R
Quick Summary
SPM160480Y4R is a surge protection device that safeguards electrical systems from surges in 277/480 V Wye networks for industrial automation. Traditional protection often leads to nuisance outages and costly downtime, underscoring the need for fast-response surge protection at feeders. This unit is UL 1449 listed and configured in a rugged NEMA 4 enclosure to withstand harsh industrial environments. Designed for easy integration with Power Xpert SPD ecosystems, it delivers reliable protection while supporting maintenance efficiency and regulatory compliance. By combining high surge capacity with straightforward installation, it offers a clear path to reduced downtime and longer asset life in demanding facilities.
Product Information
Extended Description
SPM160480Y4R Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 160 kA per phase, 277/480 Wye (4W + G), Power Xpert SPD, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM160480Y4R
UPC
786689407872
Product Length/Depth
9.5 in
Product Height
17.05 in
Product Width
15 in
Product Weight
52 lb
Certifications
UL 1449
Voltage rating
277/480 Wye (4W+G)
Surge current
160kA per phase
Feature: 160 kA per phase surge rating; Business Impact: provides robust protection for critical loads, minimizing unplanned outages and equipment damage; Application: ideal for large motors, drives, and sensitive control circuits in manufacturing lines and data centers. The result is measurable uptime improvement and lower replacement costs. Feature: 277/480 V Wye (4W + G) configuration; Business Impact: supports common commercial/industrial power distribution without rewiring; Application: feeders and panels feeding controls, lighting, and automation gear. Feature: UL 1449 listed; Business Impact: strengthens compliance posture and reduces risk of liability due to transient events; Application: essential for audits and regulatory reviews in plant environments. Feature: NEMA 4 enclosure with internal circuit breaker; Business Impact: enables reliable indoor/outdoor protection with built-in isolation for maintenance; Application: plug-and-play into standard housings, enabling faster commissioning. Feature: Power Xpert SPD compatibility; Business Impact: seamless monitoring and coordination with existing protection schemes, improving overall reliability; Application: scalable protection for growing electrical systems. Feature: Physical dimensions and weight (9.5 in length, 17.05 in height, 15 in width, 52 lb); Business Impact: predictable footprint for design and retrofits, minimizing enclosure requirements and installation time; Application: retrofit projects and new builds in engineered systems.
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FAQs
The SPM160480Y4R is designed for 277/480 V Wye systems and fits standard protection panel configurations. It features a 4W + G connection scheme and a rugged NEMA 4 enclosure with an internal circuit breaker, enabling straightforward mounting, wiring, and maintenance access without rewiring the facility. Ensure appropriate bus rating and space for the 9.5 in depth and 17.05 in height in the protected enclosure.
This unit delivers 160 kA per phase surge current capability, offering robust defense against transient overvoltages that can damage drives, contactors, and control electronics. The 277/480 V Wye configuration supports residential-to-industrial feed levels, and the device integrates with Power Xpert SPD architectures for coordinated protection.
Yes. The 160 kA per phase rating, UL 1449 listing, and NEMA 4 enclosure make it suitable for critical loads in data centers and manufacturing lines. Its compatibility with Power Xpert SPD systems allows centralized monitoring and fast isolation during faults, reducing risk to servers, PLCs, drives, and other sensitive equipment.
The product is UL 1449 listed, ensuring compliance with established safety and performance criteria for surge protective devices. The rugged NEMA 4 enclosure further supports environmental protection for indoor or outdoor installations in demanding industrial spaces, aligning with typical facility safety and reliability requirements.
By delivering high surge capacity and reliable protection, the device minimizes unplanned downtime and equipment damage, lowering maintenance frequency and replacement costs. The internal circuit breaker simplifies fault isolation, reducing service time, while compatibility with existing SPD monitoring improves asset visibility and preventive maintenance planning.