Eaton SPM120240H3R Surge Protection Device - UL 1449
Part Number: SPM120240H3R
Quick Summary
SPM120240H3R surge protection device protects industrial electrical systems from transients. Inadequate surge protection leads to equipment downtime, unexpected failures, and higher maintenance costs. It carries UL 1449 and UL 1283 certifications with CSA recognition, validating safety and performance in demanding environments. The Max series design features a 240 delta high-leg (4W+G) configuration, a robust NEMA 4 enclosure with an internal circuit breaker, and built-in surge counter for easy monitoring. This combination delivers reliable protection, real-time visibility, and a straightforward path to compliance, helping panel builders and end users reduce downtime and extend equipment life. End users gain predictable maintenance cycles and lower total cost of ownership.
Product Information
Extended Description
SPM120240H3R Eaton: Surge Protective Device, Max series, Single module, 120 kA per phase, 240 Delta high leg (4W+G) on B phase, Standard with surge counter, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM120240H3R
UPC
786685914770
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 CSA Electrical Notice NO. 516 Edition 1 UL 1283 CSA Std. C22.2 No. 8-M1986
Voltage rating
240 delta (4W+G)
Enclosure
NEMA 4 with internal circuit breaker
Type
Max series
Special features
Standard with surge counter
Feature → Business Impact → Application: The SPM120240H3R delivers a 120 kA per phase surge rating, enabling it to absorb high-energy disturbances that would otherwise threaten sensitive equipment. This directly reduces unplanned downtime and extends the life of drives, PLCs, and motors in demanding manufacturing and process environments. Application: machine control panels and line-side protection where transient events are frequent. Feature → Business Impact → Application: The 240 delta high-leg (4W+G) configuration provides robust protection for delta-wye systems common in industrial power distribution, supporting reliable operation of mixed-load panels and critical equipment clusters. Application: plant-wide protection for multi-fed machinery lines. Feature → Business Impact → Application: NEMA 4 enclosure with an internal circuit breaker simplifies installation and improves durability in both indoor and protected outdoor spaces, lowering commissioning time and maintenance visits. Application: outdoor enclosures and splash-prone, harsh environments. Feature → Business Impact → Application: Standard with surge counter gives real-time visibility into surge events, enabling proactive maintenance planning and data-driven reliability metrics. Application: predictive maintenance programs and asset health monitoring. Feature → Business Impact → Application: RoHS compliance and comprehensive certifications provide regulatory peace of mind and easier procurement for regulated industries, supporting audit readiness and supplier qualification. Application: automotive, data center interfaces, and regulated manufacturing. Feature → Business Impact → Application: A 15-year warranty (20 years with registration) lowers total cost of ownership and reinforces long-term protection commitments for OEMs and end users. Application: long-term capital planning and service contracts. Feature → Business Impact → Application: 9.3 in depth, 14.91 in width, and 17.5 in height with a 50 lb weight offer compatibility with standard rack and panel footprints, simplifying integration into existing electrical assemblies. Application: retrofit projects and new panel builds where space is a consideration.
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FAQs
The SPM120240H3R is designed for straightforward integration into standard electrical panels with a NEMA 4 enclosure and internal circuit breaker. It fits typical panel footprints, supports 240 delta systems, and accommodates both indoor and protected outdoor installations. Ensure appropriate clearances and follow manufacturer wiring diagrams for correct phase connections and grounding. Always verify compatibility with your panel's rating and local codes before installation.
Key specs include a 120 kA per phase surge rating, 240 delta high-leg (4W+G) configuration, and a NEMA 4 enclosure with an internal circuit breaker. The device also features an integrated surge counter for monitoring, RoHS compliance, and certifications such as UL 1449, UL 1283, and CSA. These specs translate to robust protection for high-energy transients in commercial and industrial settings.
Yes. The SPM120240H3R uses a NEMA 4 enclosure designed for durability in indoor and protected outdoor environments. Combined with the internal circuit breaker, it provides reliable protection against environmental elements while maintaining safe access for servicing and monitoring. Ensure installation in a protected area and follow IP/IEC guidelines for outdoor use where applicable.
This Eaton SPD holds UL 1449 and UL 1283 safety certifications, along with CSA recognition (CSA Electrical Notice No. 516 Edition 1 and CSA Std. C22.2 No. 8-M1986). It is RoHS compliant, aligning with regulatory requirements for responsible manufacturing and easier supplier qualification across industrial sectors.
The unit carries a 15-year warranty from delivery, extending to 20 years when registered on Eaton's site. This extended coverage reduces long-term maintenance risk and total cost of ownership. By minimizing unplanned downtime and protecting high-value equipment, the SPD delivers favorable ROI through improved reliability and predictable maintenance cycles.