Eaton SPM320600Y1U Surge Protection Device - UL 1449 Listed
Part Number: SPM320600Y1U
Quick Summary
The Eaton SPM320600Y1U surge protection device safeguards critical electrical infrastructure in industrial and commercial panels. This SPD shields intelligent control systems and sensitive equipment from transient surges, reducing downtime and costly damage. Rated for 347/600 V Wye installations, it carries UL 1449 and UL 1283 listings, along with CSA certification and RoHS compliance for reliability and regulatory alignment. The NEMA 4 enclosure with an internal terminal breaker simplifies installation and service in harsh environments. For engineers and procurement teams, the Max-series design delivers long life, a built-in surge counter, and straightforward maintenance—lowering total cost of ownership while enabling safer, compliant operations across facilities.
Product Information
Extended Description
SPM320600Y1U Eaton: Surge Protective Device, Max series, Two modules, 320 kA per phase, 347/600 Wye (4W+G), Standard with surge counter, NEMA 4 w/ internal terminal breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM320600Y1U
UPC
786685919331
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 Std. C22.2 No. 8-M1986 UL 1283 CSA Electrical Notice NO. 516 Edition 1
Voltage rating
347/600 Wye (4W+G)
Enclosure
NEMA 4 with internal terminal breaker
Type
Max series
Special features
Standard with surge counter
Feature → Business Impact → Application: The SPM320600Y1U provides a two-module configuration with a high 320 kA per phase surge capacity, enabling robust protection for high-energy transients and critical loads; this translates to reduced downtime and lower repair costs in demanding automation environments. Application-wise, it is well-suited for large industrial panels and machine feeds where disruptive surges can halt production lines. Feature → Business Impact → Application: The 347/600 V Wye (4W+G) rating aligns with common industrial power distribution, enabling seamless integration into motor control centers and control panels without redesigning infrastructure. Application: motor protection, drives, and control networks. Feature → Business Impact → Application: A rugged NEMA 4 enclosure with an internal terminal breaker simplifies field wiring and maintenance, decreasing commissioning time and improving installation reliability in outdoor or wet locations. Application: harsh plant floors and outdoor installations. Feature → Business Impact → Application: Standard surge counter provides proactive monitoring, supporting preventative maintenance programs and asset management; Application: reliability programs and ROI tracking. Feature → Business Impact → Application: RoHS compliance and multiple certifications (UL 1449, UL 1283, CSA) ensure regulatory alignment and sustainability goals; Application: compliance-driven projects and audits. Feature → Business Impact → Application: A 15-year warranty (20 years with registration) lowers lifecycle risk and total cost of ownership; Application: long-term protection strategies for mission-critical equipment.
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FAQs
The SPM320600Y1U is designed for 347/600 V Wye (4W+G) systems and two-module configurations, making it compatible with common industrial control panels, MCCs, and automation cabinets. It simplifies field wiring with an internal terminal breaker and a compact footprint for retrofit projects.
This model provides up to 320 kA per phase surge capacity, enabling effective clamping of high-energy transients typical of industrial power disturbances. In practice, it protects drives, controllers, and other sensitive equipment from damaging voltage spikes, preserving uptime and equipment life.
Yes. With its 347/600 V Wye rating and rugged NEMA 4 enclosure, the SPD is appropriate for motor control centers, manufacturing floors, and data-center peripheral panels where reliable surge protection is essential for continuous operation and equipment protection.
The device carries UL 1449 and UL 1283 listings, CSA certifications, and RoHS compliance, providing strong regulatory alignment and environmental stewardship for industrial installations and audit-ready documentation.
It includes a standard surge counter for proactive maintenance and tracks surge activity. The warranty spans 15 years, extendable to 20 years with registration, reducing lifecycle risk and long-term total cost of ownership for critical protection assets.