Eaton SPM300480Y1X Surge Protection Device - UL 1449, NEMA 4X
Part Number: SPM300480Y1X
Quick Summary
Eaton SPD MAX surge protection device guards critical electrical systems in industrial facilities against transient surges. Surges cause unplanned downtime, equipment wear, and rising maintenance costs, making robust protection essential. Certified with UL 1449, UL 1283, and CSA listings plus RoHS compliance, it meets key safety and regulatory standards. Designed for 277/480 V Wye systems in a NEMA 4X enclosure with an internal terminal block, installation is straightforward in retrofit or new builds. The built‑in surge counter and a 15‑year warranty (20 years with online registration) support proactive protection and long‑term capital planning.
Product Information
Extended Description
SPM300480Y1X Eaton: Surge Protective Device, Max series, Single module, 300 kA per phase, 277/480 Wye (4W+G), Standard with surge counter, NEMA 4X with internal terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM300480Y1X
UPC
786685918471
Product Length/Depth
9.3 in
Product Height
17.5 in
Product Width
14.91 in
Product Weight
50 lb
Warranty
15 years from the date of delivery (20 years when registered on www.eaton.com/spd)
Compliances
RoHS Compliant
Certifications
UL 1449 UL 1283 CSA Std. C22.2 No. 8-M1986 CSA Electrical Notice NO. 516 Edition 1
Voltage rating
277/480 Wye (4W+G)
Enclosure
NEMA 4X with internal terminal block
Type
Max series
Special features
Standard with surge counter
Feature: 300 kA per phase surge capability provides durable defense against high-energy transients. Business Impact: minimizes equipment damage and unplanned downtime, extending life of motors, drives, and PLCs. Application: ideal for manufacturing lines and data centers where power quality is mission-critical. The result is improved reliability and predictable maintenance planning. Feature: 277/480 V Wye (4W+G) compatibility ensures seamless integration with common industrial power systems. Business Impact: reduces wiring complexities and retrofit costs while supporting standard control architectures. Application: panelboards and MCCs in process industries benefit from simplified scoping and faster commissioning. Feature: NEMA 4X enclosure with internal terminal block offers rugged, weather-resistant installation. Business Impact: enables safe outdoor or harsh-environment use with straightforward field wiring. Application: outdoor equipment rooms and exposed electrical rooms. Feature: Standard with surge counter for easy monitoring and preventive maintenance. Business Impact: enables proactive replacement planning and asset management. Application: facilities managers track protection status across critical sections. Feature: RoHS compliant with UL/CSA certifications and a long warranty. Business Impact: ensures regulatory compliance, lower lifecycle risk, and predictable total cost of ownership. Application: regulated industries seeking durable, compliant SPD solutions.
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FAQs
To install, mount the unit in a suitable enclosure or panel, connect the line and load conductors to the internal terminal block, and ensure correct 277/480 V Wye wiring (4W+G). Verify proper grounding and tighten terminals to manufacturer torque specs. Use the built-in surge counter for monitoring and confirm RoHS and local code compliance prior to energizing. Consider labeling and documentation for future maintenance.
The SPM300480Y1X provides 300 kA per phase surge capability, rated for 277/480 V Wye (4W+G). This high-energy rating is designed to withstand large transient events and protect connected equipment such as motor drives and PLCs. The device conforms to UL 1449 and UL 1283 standards and includes a surge counter for operational visibility, supporting reliable performance in demanding environments.
Yes. Its 277/480 V Wye rating, robust 300 kA per phase protection, NEMA 4X enclosure, and internal terminal block are well-suited for data centers and manufacturing lines where power quality is critical. The surge counter assists maintenance planning, while the RoHS compliance and CSA/UL certifications align with industry standards for critical infrastructure environments.
The SPM300480Y1X carries UL 1449 and UL 1283 certifications, CSA Std. C22.2 No. 8-M1986, and CSA Electrical Notice NO. 516 Edition 1. It is RoHS compliant and backed by a 15-year warranty (20 years with online registration). These certifications support safety, reliability, and regulatory compliance across industrial installations.
Maintenance is simplified by the built‑in surge counter, enabling proactive replacement planning as transients are observed. The 15-year warranty (20 with registration) reduces lifecycle risk, while the high-energy protection minimizes downtime and equipment replacement costs. Over time, the SPD contributes to lower total cost of ownership and improved uptime for critical electrical systems.