Eaton SPM160480Y4T Surge Protection Device - UL 1449
Part Number: SPM160480Y4T
Quick Summary
Eaton SPD MAX SPM160480Y4T surge protection device safeguards critical electrical systems in industrial and commercial facilities. It is designed to intercept transient overvoltages before they reach sensitive equipment, helping reduce downtime and extend asset life. In manufacturing environments where millisecond surges can cause costly interruptions, reliable SPD protection is a strategic investment. This unit carries UL 1449 listing and features a NEMA 4 enclosure for rugged indoor or outdoor installation, plus an internal terminal block that simplifies wiring. By delivering fast response and consistent clamping, it supports power quality initiatives while aligning with maintenance budgets. Businesses gain predictable uptime, lower total cost of ownership, and safer control systems through robust surge protection.
Product Information
Extended Description
SPM160480Y4T 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 terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM160480Y4T
UPC
786689407889
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 → Business Impact → Application: The SPM160480Y4T delivers 160 kA per phase surge protection for 277/480 V Wye systems, reducing the likelihood of nuisance trips and equipment damage. This translates to improved uptime in manufacturing lines and data centers, especially where large motor drives and sensitive electronics coexist with variable power quality. Application-wise, it supports Power Xpert SPD integration and simplifies panel installation with an internal terminal block, enabling faster commissioning and lower wiring errors. Feature → Business Impact → Application: UL 1449 listed protection ensures compliance with recognized safety standards, mitigating regulatory risk and easing maintenance audits in facilities subject to electrical safety programs. The NEMA 4 enclosure provides environmental ruggedness for indoor/outdoor installations, reducing enclosure-related service calls in harsh facilities. Feature → Business Impact → Application: The compact footprint, distributed by a 9.5 in depth, 15 in width, and 17.05 in height form factor, helps engineers optimize panel layouts while delivering reliable surge protection for critical loads. Feature → Business Impact → Application: Compatibility with Eaton’s Power Xpert SPD ecosystem supports centralized monitoring and faster fault diagnosis, improving MTBF metrics and total cost of ownership for large-scale electrical protection deployments.
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FAQs
Yes. The SPM160480Y4T is designed for 277/480 V Wye systems (4W plus ground) and is suitable for installation within electrical panels and distribution boards. Its internal terminal block simplifies field wiring, reducing install time and minimizing wiring errors during panel upgrades or new builds.
The device provides 160 kA per phase surge protection for each phase. This high-energy rating helps clamp transient surges quickly, protecting downstream equipment such as motor drives, PLCs, and controls from damaging overvoltages and resulting downtime.
Absolutely. With a 277/480 V Wye configuration and UL 1449 listing, the SPM160480Y4T is well-suited for data centers, industrial controls, and heavy manufacturing environments where reliable surge protection is critical for uptime and equipment longevity.
The SPM160480Y4T carries UL 1449 listing for surge protection devices and is housed in a NEMA 4 rated enclosure, providing environmental ruggedness. While CE and IP certifications are not specified in the data, the UL listing and NEMA 4 enclosure offer strong compliance and installation confidence for many industrial applications.
By suppressing transient overvoltages, the SPM160480Y4T reduces risk of equipment damage, extending service life and increasing mean time between failures. The combination of straightforward wiring, robust enclosure, and compatibility with Eaton’s monitoring ecosystem supports proactive maintenance and lowers total cost of ownership over the asset lifecycle.