Eaton SPM120240D4T SPD - UL 1449
Part Number: SPM120240D4T
Quick Summary
Eaton SPM120240D4T surge protection device shields industrial power systems from transient surges. This concise line communicates the core function and primary application in seconds. Facilities often struggle with unplanned downtime and equipment damage caused by transient events, driving maintenance costs and reliability risks. This model is UL 1449 listed and housed in a rugged NEMA 4 enclosure with an internal terminal block for easy wiring. Coupled with a 240 Delta (3W+G) configuration and 120 kA per phase capacity, it integrates smoothly with Eaton’s Power Xpert SPD family, delivering scalable protection across panels while supporting compliance and reliable operation.
Product Information
Extended Description
SPM120240D4T Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 120 kA per phase, 240 Delta (3W + G), Power Xpert SPD, NEMA 4 with internal terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM120240D4T
UPC
786689409432
Product Length/Depth
9.5 in
Product Height
17.05 in
Product Width
15 in
Product Weight
52 lb
Certifications
UL 1449
Voltage rating
240 Delta (3W+G)
Surge current
120kA per phase
Feature → Business Impact → Application: The SPM120240D4T delivers 120 kA per phase surge current in a 240 Delta (3W+G) configuration, enabling robust defense for critical loads like PLCs, drives, and controls. This high energy handling reduces downstream failures and downtime in demanding manufacturing environments where a surge can ripple through multiple machines. Feature → Business Impact → Application: Encased in a NEMA 4 enclosure with an internal terminal block, this unit withstands harsh environments and simplifies field wiring, speeding installation in control panels, outdoor substations, or damp facilities. Feature → Business Impact → Application: UL 1449 listing ensures compliance with safety standards, while compatibility with Eaton's Power Xpert SPD ecosystem offers centralized protection management across facilities, enabling consistent protection strategies across panels and cabinets. Feature → Business Impact → Application: The compact footprint (9.5 in L, 15 in W, 17.05 in H) and a 52 lb weight support installation in standard electrical spaces without compromising protection quality, aiding retrofit projects and new builds alike. Feature → Business Impact → Application: The internal terminal block reduces wiring errors and maintenance time, contributing to lower lifecycle costs and easier retrofit of existing systems, especially in regulated environments where repeatable protection schemes are essential.
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FAQs
The SPM120240D4T is designed for 240 Delta (3W+G) three-phase systems and features an internal terminal block for straightforward wiring. Its NEMA 4 enclosure provides weather and environment resistance, making it suitable for control panels, subpanels, and exposed outdoor locations. Follow Eaton installation guidelines to ensure correct phase connections and grounding for optimal surge protection performance.
This SPD MAX model delivers up to 120 kA per phase surge current, enabling robust defense for sensitive loads such as PLCs, drives, and control electronics. UL 1449 listing confirms safety and performance compliance, while the Power Xpert SPD ecosystem compatibility allows centralized protection management and consistent protection strategies across multiple panels.
Yes. The unit uses a rugged NEMA 4 enclosure designed to withstand wet, dusty, and outdoor conditions. Its internal terminal block simplifies wiring and reduces field connectors, while the UL 1449 rating provides assurance of protective performance under challenging environmental conditions common to industrial facilities.
The SPM120240D4T is UL 1449 listed, a critical safety certification for surge protection devices. The enclosure design (NEMA 4) supports rugged industrial use and compliance with typical facility safety practices. While CE and IP ratings are beneficial, rely on UL 1449 for surge protection compliance and NEMA 4 for enclosure ruggedness in industrial spaces.
By protecting downstream equipment from transient surges, this SPD MAX device reduces unplanned downtime and extends the life of critical components like drives and PLCs. The internal wiring block minimizes installation time and maintenance complexity, delivering faster commissioning, lower lifecycle costs, and a clearer path to compliant, reliable power protection across facilities.