Eaton SPM400240H3U SPD MAX series - UL 1283/UL 1449
Part Number: SPM400240H3U
Quick Summary
Eaton SPD MAX surge protection device protects critical electrical systems in industrial facilities from transient surges. On challenging lines where uptime is non-negotiable, a surge event can halt production and escalate repair costs. Certified to UL 1283 and UL 1449 with CSA markings and RoHS compliance, it aligns with industry safety and environmental standards. Designed around a two-module, 240 delta high-leg configuration, it installs quickly and scales with growing protection needs. This translates to reduced unplanned downtime, easier compliance reporting, and longer equipment life across critical plant assets. Whether protecting motor drives, PLC inputs, or sensitive sensors, its robust enclosure supports installation in demanding environments.
Product Information
Extended Description
SPM400240H3U Eaton: Surge Protective Device, Max series, Two modules, 400 kA per phase, 240 Delta high leg (4W+G) on B phase, Standard with surge counter, NEMA 4 with internal terminal breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM400240H3U
UPC
786685920948
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 1283 UL 1449 CSA Std. C22.2 No. 8-M1986 CSA Electrical Notice NO. 516 Edition 1
Voltage rating
240 delta (4W+G)
Enclosure
NEMA 4 with internal terminal breaker
Type
Max series
Special features
Standard with surge counter
Feature: 400 kA per phase protection with two modules in the MAX series, configured for 240 delta high-leg systems. Business Impact: Provides robust defense against high-energy transients, reducing the risk of equipment damage and unplanned downtime. Application: Ideal for motor drives, PLCs, and control panels in manufacturing lines and data centers where transient events are common. Feature: NEMA 4 enclosure with internal terminal breaker. Business Impact: Weather-resistant protection combined with simplified wiring and fault isolation, lowering installation time and wiring errors. Application: Suitable for outdoor panels, switchgear housings, and roughly protected indoor spaces near demanding equipment. Feature: Standard surge counter. Business Impact: Enables proactive maintenance by recording surge events, aiding root-cause analysis and regulatory reporting. Application: Facilities needing traceable protection history for audits and service planning. Feature: RoHS compliance with UL 1283 UL 1449 and CSA recognition. Business Impact: Ensures regulatory alignment across global sites, easing procurement and cross-border deployment. Application: Fits industries with strict supplier standards such as process industries and data centers. Feature: Warranty of 15 years (20 years when registered). Business Impact: Extends protection lifecycle, reducing total cost of ownership and replacement cycles. Application: Large-scale rollouts in data centers, water treatment, and energy facilities where long-term reliability matters. Feature: Two-module modular design. Business Impact: Supports future expansion without replacing existing protection, enabling phased upgrades. Application: System integrators planning scalable protection for growing load profiles.
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FAQs
The SPM400240H3U is designed for 240 V delta high-leg (4W+G) systems and uses a two-module configuration within the SPD MAX family. It supports loads such as motor drives, PLCs, and control panels commonly found in industrial facilities. The device carries RoHS compliance and certifications UL 1283 and UL 1449, with CSA recognition, ensuring safe integration into global installations.
This unit delivers up to 400 kA per phase surge protection with two protective modules in the MAX series. It includes a surge counter for monitoring events, enabling effective maintenance planning and fault analysis. The combination of high surge capability and monitoring supports protection of critical loads like drives, sensors, and automation gear in demanding environments.
Yes. The enclosure is rated NEMA 4 with an internal terminal breaker, offering weather resistance and fault isolation suitable for outdoor or damp indoor locations near equipment such as switchgear, outdoor panels, or production floors. RoHS and UL/CSA certifications further support safe deployment in regulated outdoor or harsh industrial settings.
The SPM400240H3U includes a surge counter for ongoing monitoring and a 15-year warranty from delivery, extending to 20 years if registered with Eaton. RoHS compliance and UL/CSA certifications simplify audits and supplier qualification. Routine checks should verify counter status and mounting integrity, while the robust enclosure minimizes service interruptions.
By delivering high-energy transient protection, scalable two-module design, and a long warranty, the device lowers downtime, extends equipment life, and reduces replacement costs. The integrated surge counter aids maintenance planning and regulatory reporting, while RoHS and standard certifications streamline procurement across sites, resulting in lower total cost of ownership for large-scale industrial deployments.