Eaton SPD MAX SPM320480D1U Surge Protector - UL 1449
Part Number: SPM320480D1U
Quick Summary
The Eaton SPD MAX SPM320480D1U surge protector protects 480 Delta (3W+G) electrical systems in industrial environments. This device delivers robust transient suppression to minimize downtime and equipment wear. Too often facilities face unpredictable surges that damage controllers and motors; this SPD provides reliable protection with a two-module design and a 320 kA per phase rating. It is certified to UL 1449, UL 1283, and CSA standards, RoHS compliant, and backed by a 15-year warranty (20 years when registered on Eaton’s SPD site). The NEMA 4 enclosure with an internal terminal breaker simplifies installation and supports easy field service for critical assets.
Product Information
Extended Description
SPM320480D1U Eaton: Surge Protective Device, Max series, Two modules, 320 kA per phase, 480 Delta (3W+G), Standard with surge counter, NEMA 4 w/ internal terminal breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM320480D1U
UPC
786685919218
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 UL 1283 CSA Std. C22.2 No. 8-M1986 CSA Electrical Notice NO. 516 Edition 1
Voltage rating
480 Delta (3W+G)
Enclosure
NEMA 4 with internal terminal breaker
Type
Max series
Special features
Standard with surge counter
Feature: Two-module MAX series design handles high-energy transients with a compact footprint → Business Impact: Delivers robust protection for critical loads while reducing panel crowding and wiring complexity → Application: Suitable for motor control centers, switchgear arrays, and panelboards in harsh environments. Feature: 320 kA per phase surge capability → Business Impact: Minimizes nuisance outages and equipment damage during severe storms or switching events → Application: Essential for manufacturing lines and process controls with high inrush currents. Feature: NEMA 4 enclosure with internal terminal breaker → Business Impact: Simplifies wiring, improves ingress protection, and enables safer, faster installation → Application: Outdoor or washdown-ready installations in metal buildings and data centers. Feature: Standard surge counter → Business Impact: Enables proactive maintenance by tracking surge events and system health → Application: Critical for reliability programs and asset management. Feature: RoHS compliant with UL and CSA certifications → Business Impact: Ensures regulatory compliance and safer disposal, reducing risk in audits → Application: Meeting electrical codes for industrial facilities and upgrade projects. Feature: 15-year warranty (20 years with registration) → Business Impact: Lowers lifecycle cost and supplier risk through long-term support → Application: Procurement and maintenance planning for capital projects.
Get a Quick Quote for a Eaton SPM320480D1U
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton SPM320480D1U?
Enquire Now
FAQs
The SPM320480D1U is designed for a 480 Delta (3W+G) configuration and ships as a two-module unit with a NEMA 4 enclosure and an internal terminal breaker. It weighs 50 lb and has overall dimensions of 14.91 in wide, 17.5 in high, and 9.3 in depth. Wiring should follow standard three-phase plus ground practices, with proper clearance for service and surge monitoring components.
This surge protector carries UL 1449 and UL 1283 listings, CSA Std. C22.2 No. 8-M1986, and CSA Electrical Notice No. 516 Edition 1, along with RoHS compliance. These certifications verify safety, performance under transient events, and environmental compliance, helping you meet electrical codes, quality standards, and supplier qualification requirements in industrial facilities.
The SPD MAX includes a standard surge counter that logs transient events over time. This feature provides visibility into surge frequency and intensity, enabling proactive maintenance scheduling, performance trending, and evidence-based decisions about energy protection investments, replacements, or design changes in control panels and distribution networks.
The device carries a 15-year warranty from delivery, with an extended 20-year warranty available when registered on Eaton’s SPD registration portal. To maximize coverage, complete the online registration after installation, keep the purchase documentation handy, and ensure the unit is installed per Eaton’s guidelines and local codes.
The SPM320480D1U is designed for 480V delta systems and features a two-module MAX series design with an internal terminal breaker, aiding straightforward integration into compatible panels and MCCs. Its NEMA 4 enclosure supports rugged environments, and its internal breaker reduces the need for separate disconnects, simplifying retrofits and new installations alike when aligning with industry-standard wiring practices.