Eaton SPM250240D4R Surge Protection Device - UL 1449
Part Number: SPM250240D4R
Quick Summary
Eaton SPM250240D4R surge protection device delivers reliable surge suppression for critical electrical systems in data centers, manufacturing lines, and industrial facilities. This compact SPD addresses the constant challenge of transient overvoltages threatening equipment uptime and safety. With UL 1449 certification and a NEMA 4 enclosure, it meets demanding industry standards while withstanding harsh environments. The unit features a 240V delta configuration (3W+G) and a robust 250 kA per phase surge rating, delivering protection where electrical noise and voltage spikes are most damaging. By integrating with Eaton Power Xpert SPD ecosystems, it simplifies maintenance, improves fault visibility, and supports compliant, safer operations across distributed networks. The result is reduced downtime, longer asset life, and predictable maintenance planning across mission-critical loads.
Product Information
Extended Description
SPM250240D4R Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 250 kA per phase, 240 Delta (3W + G), Power Xpert SPD, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM250240D4R
UPC
786689410148
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
250kA per phase
Feature: 250 kA per phase surge rating provides robust transient protection. Business Impact: Dramatically reduces the risk of downstream equipment damage and unplanned downtime, protecting sensitive drives, PLCs, and motor controls. Application: Data centers, high-availability manufacturing lines, and control panels requiring aggressive surge suppression. Feature: 240V delta (3W+G) configuration ensures comprehensive three-phase protection with ground reference. Business Impact: Improves protection coverage for standard industrial power systems, enabling safer panel operations and longer component life. Application: Electrical rooms and power distribution for mixed-load facilities. Feature: NEMA 4 enclosure with internal circuit breaker enables installation in harsh or outdoor environments without added enclosures. Business Impact: Cuts retrofit costs, simplifies commissioning, and supports quick fault isolation for faster maintenance. Application: Outdoor enclosures, damp environments, and rugged plant floors. Feature: Power Xpert SPD ecosystem compatibility enables centralized monitoring and coordinated protection. Business Impact: Enhances visibility, reduces maintenance guesswork, and aligns with predictive maintenance programs. Application: Industrial facilities pursuing integrated protection strategies. Feature: Compact dimensions and weight enable easier retrofits and panel optimizations. Business Impact: Improves installation efficiency and space utilization, lowering labor time and disruption during upgrades. Application: Retrofit projects and new installations in dense panels and crowded electrical rooms.
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FAQs
Install the SPM250240D4R by mounting the unit within the designated panel space, ensuring proper clearance for wiring and ventilation. Connect phase, neutral, and ground per Eaton instructions, secure terminations to the specified torque, and verify the internal circuit breaker is wired to provide back-up protection. Confirm the 240V delta configuration and ensure the enclosure remains a NEMA 4 rated environment for best performance.
A 250 kA per phase rating means the device can absorb extremely large transient events without compromising protection. For data centers and mission-critical processes, this reduces the likelihood of transformer and power distribution component damage, minimizes unplanned outages, and supports uptime commitments while meeting industry surge performance expectations.
Yes. The SPM250240D4R is designed to integrate within Eaton’s Power Xpert SPD ecosystem, enabling centralized monitoring, coordinated protection across multiple devices, and streamlined maintenance workflows. This compatibility helps operators gain real-time protection visibility and improves overall system reliability in complex electrical networks.
The SPM250240D4R carries UL 1449 certification for surge protection safety and a NEMA 4 enclosure rating suitable for harsh or outdoor environments. It operates on a 240 V delta (3W+G) configuration with a 250 kA per phase surge rating, ensuring robust protection for industrial panels and critical loads.
Deploying the SPM250240D4R reduces downtime, extends the life of motors and drives, and lowers maintenance costs by preventing surge-related failures. While exact ROI varies by site, users typically see fewer unplanned outages, improved asset longevity, and more predictable maintenance planning, making it a cost-effective upgrade for protected electrical infrastructure.