Eaton SPD SPM100480Y4T Surge Protection Device - UL 1449
Part Number: SPM100480Y4T
Quick Summary
The Eaton SPD SPM100480Y4T surge protection device protects critical electrical systems in data centers, manufacturing lines, and control rooms. It helps mitigate downtime and equipment damage by clamping transient voltages before they reach sensitive drives and controllers. With UL 1449 listing and a NEMA 4 enclosure, this unit is built for harsh environments, while its 277/480 V Wye configuration (4W+G) ensures seamless integration with Power Xpert SPD networks. In cost-conscious operations, a robust SPD translates to lower maintenance costs and stronger compliance reporting, making this a prudent choice for modern industrial power protection strategies.
Product Information
Extended Description
SPM100480Y4T Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 100 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
SPM100480Y4T
UPC
786689408565
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
100kA per phase
Feature: 100kA per phase surge protection provides high-energy transient clearance. Business Impact: Limits voltage spikes from upsetting breakers and downstream equipment, reducing unplanned downtime and extending component life. Application: Ideal for motor drives, PLCs, and sensitive controls in 277/480 V 4W+G systems in manufacturing lines. Feature: NEMA 4 enclosure with an internal terminal block simplifies outdoor or wash-down installations and reduces wiring complexity. Business Impact: Accelerates commissioning, lowers field wiring errors, and improves reliability in harsh environments. Application: Suitable for plant floors, outdoor compressor rooms, and controlled SJIs where protection must endure moisture and dust. Feature: UL 1449 listing assures electrical safety compliance and performance standards. Business Impact: Eases procurement, supports audits, and improves risk management in regulated enterprises. Application: Fits corporate safety programs and data center protection strategies requiring recognized standards. Feature: Compact footprint and substantial weight balance ease retrofit and upgrade projects (9.5 in depth, 17.05 in height, 15 in width; 52 lb). Business Impact: Minimizes downtime during replacement and simplifies mounting in existing panels. Application: Retrofit scenarios in legacy electrical rooms and distribution panels. Feature: 277/480 V Wye (4W+G) compatibility enables seamless integration with modern equipment and shared neutral systems. Business Impact: Reduces design changes and accelerates deployment across multi-voltage facilities. Application: Plant-wide protection schemes, Power Xpert SPD networks, and data-center power protection.
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FAQs
Installation starts with mounting the unit in a suitable enclosure, connecting the internal terminal block for field wiring, and ensuring correct phase-to-ground connections for a 4W+G configuration. The SPM100480Y4T is designed for straightforward integration into Power Xpert SPD networks, with clear labeling and isolation features to minimize miswiring. Verify enclosure integrity and perform a post-installation functional test to confirm proper operation and surge protection readiness.
The device delivers up to 100kA per phase surge capability, clamping transient voltages to protect motors, controllers, and drives from damaging energy spikes. This performance translates to lower outage risk, reduced component stress, and longer life for downstream equipment. It is particularly effective for high-energy disturbance environments common in manufacturing and industrial automation.
Yes, it is suitable for both data centers and industrial controls where reliable transient suppression is critical. Its UL 1449 listing ensures safety and performance compliance, while the NEMA 4 enclosure provides rugged protection against dust and moisture. The 277/480 V Wye configuration matches common data center and process-control power rails, enabling seamless deployment across diverse equipment footprints.
The SPM100480Y4T carries UL 1449 certification and a NEMA 4 enclosure rating. These certifications demonstrate adherence to recognized safety and performance standards, simplifying procurement for regulated facilities, supporting internal compliance audits, and ensuring consistent protection across plant-wide power distribution. Compliance reduces risk during regulatory reviews and enhances lifecycle reliability.
Expected ROI comes from reduced downtime due to transient events, longer asset life for drives and controllers, and lower unscheduled maintenance costs. The internal terminal block and NEMA 4 enclosure simplify maintenance and upgrades, while UL 1449 compliance provides ongoing assurance. Over time, the SPD contributes to predictable operating expenses and improved asset protection.