Eaton SPM250240S3R Surge Protection Device - NEMA 4
Part Number: SPM250240S3R
Quick Summary
SPM250240S3R Eaton SPD MAX surge protection device safeguards electrical panels in industrial and commercial applications. Fluctuating voltages and transient spikes can damage equipment and disrupt uptime, increasing maintenance costs. It carries CSA and UL certifications (UL 1449, UL 1283) and RoHS compliance, helping meet reliability and regulatory requirements. With a 120/240 V split-phase rating and a rugged NEMA 4 enclosure, it delivers reliable protection in harsh environments. Designed for easy installation and long-term value, this device supports uptime, safety, and compliance while integrating with standard electrical protection strategies.
Product Information
Extended Description
SPM250240S3R Eaton: Surge Protective Device, Max series, Single module, 250 kA per phase, 120/240 split phase, Standard with surge counter, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM250240S3R
UPC
786685917849
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
CSA Std. C22.2 No. 8-M1986 UL 1283 CSA Electrical Notice NO. 516 Edition 1 UL 1449
Voltage rating
120/240 V
Enclosure
NEMA 4 with internal circuit breaker
Type
Max series
Special features
Standard with surge counter
Feature → 250 kA per phase surge capability provides robust transient suppression across phases, protecting sensitive loads from high-energy events. Business Impact → Reduces unplanned downtime and asset wear, lowering maintenance costs over the life of the installation. Application → Ideal for motor drives, PLCs, and control panels in manufacturing and critical power distribution setups. Feature → 120/240 V split-phase operation with a single module footprint simplifies integration into existing panelboards. Business Impact → Saves space and accelerates retrofit projects, reducing installation time and material costs. Application → Suitable for mainstream industrial and commercial power systems where space is at a premium. Feature → Standard with surge counter enables event tracking for proactive maintenance. Business Impact → Improves reliability planning and supports audits and service contracts. Application → Useful in data centers, process lines, and critical facilities requiring traceable surge activity data. Feature → NEMA 4 enclosure with internal circuit breaker delivers weather resistance and safe servicing. Business Impact → Enables outdoor or damp locations, reduces moisture-related failures, and minimizes wiring complexity. Application → Outdoor panels, manufacturing floors, and exposed installations. Feature → RoHS compliant with CSA and UL certifications ensures regulatory alignment. Business Impact → Eases procurement for regulated environments and speeds project approvals. Application → Government, healthcare, and industrial sites with stringent compliance needs. Feature → 15-year warranty, extendable to 20 years with registration, demonstrates vendor confidence. Business Impact → Lowers total cost of ownership and provides long-term protection against performance degradation. Application → Enterprise-wide surge protection programs and OEM deployments requiring durable warranties.
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FAQs
The SPM250240S3R is designed for 120/240 V split-phase systems and comes as a single-module unit, simplifying replacement in conventional Eaton SPD installations. Its compact footprint and integrated surge counter support straightforward retrofits in typical panelboards and switchgear, reducing downtime during upgrades while maintaining consistent protection performance.
This device delivers up to 250 kA per phase of surge protection, ensuring robust suppression of high-energy transient events. The rating helps minimize voltage transients that can damage controllers, drives, and sensors, lowering the risk of unexpected outages and extending equipment life in demanding industrial environments.
Yes. The unit uses an enclosure rated NEMA 4 with an internal circuit breaker, offering protection against dust, water, and corrosion in outdoor or damp locations. This design supports outdoor installations and reduces the need for additional protective housings, accelerating installation and improving reliability in harsh settings.
The SPM250240S3R carries UL 1449 and UL 1283 listings and CSA certification, along with RoHS compliance. These certifications help verify safety, EMI/EMC performance, and environmental compliance, simplifying procurement for regulated projects and facilitating fast approvals in industrial, healthcare, and government sectors.
The device includes a 15-year warranty from the date of delivery, with a 20-year option when registered on Eaton's SPD site. This extended coverage lowers long-term ownership costs by reducing replacement risks and maintenance expenses, making it a cost-effective choice for enterprise protection programs and multi-site deployments.