Eaton SPM400220Y1T Surge Protection Device - UL 1449
Part Number: SPM400220Y1T
Quick Summary
Eaton SPM400220Y1T Surge Protection Device protects critical electrical systems from transient surges in industrial and commercial panels. Power surges threaten uptime, damage equipment, and drive costly maintenance, downtime, and unsafe operating conditions. UL 1449, UL 1283, and CSA certifications underpin safety and performance, while RoHS compliance supports responsible sourcing. Designed for panel builders, systems integrators, and procurement teams, this unit’s NEMA 4 enclosure with internal terminal breaker delivers rugged protection in harsh environments. The 127/220 V Wye configuration ensures compatibility with common distribution schemes, and seamless integration with the SPD MAX family helps standardize protection across facilities, improving reliability and reducing total cost of ownership.
Product Information
Extended Description
SPM400220Y1T Eaton: Surge Protective Device, Max series, Single module, 400 kA per phase, 127/220 Wye (4W+G), Basic, NEMA 4 with internal terminal breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM400220Y1T
UPC
786685919829
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 CSA Electrical Notice NO. 516 Edition 1 CSA Std. C22.2 No. 8-M1986 UL 1449
Voltage rating
127/220 Wye (4W+G)
Enclosure
NEMA 4 with internal terminal breaker
Type
Max series
Special features
Basic
High surge rating enables robust protection against high-energy transients; this reduces the likelihood of equipment damage and unplanned downtime, delivering measurable uptime improvements for motor drives, PLCs, and control panels. The device’s 127/220 V Wye (4W+G) configuration provides versatile compatibility with standard distributor layouts, allowing faster project execution and fewer wiring errors in retrofit or new-build installations. Enclosed in a NEMA 4 housing with an internal terminal breaker, it offers rugged durability and streamlined wiring, which translates to lower installation costs and easier maintenance in exposed or harsh environments. A 15-year warranty, extended to 20 years when registered, supports long-term budgeting and asset protection while aligning with RoHS compliance and formal certifications for risk reduction. UL 1449, UL 1283, CSA certifications, and RoHS compliance simplify procurement and supplier qualification across multi-site deployments. With 9.3 in depth, 17.5 in height, 14.91 in width, and a 50 lb weight, it is designed for reliable mounting in standard electrical cabinets and outdoor enclosures, enabling consistent protection across facilities.
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FAQs
The SPM400220Y1T is a single-module surge protection device rated for 127/220 V Wye (4W+G) inputs with a NEMA 4 enclosure and an internal terminal breaker. It integrates with the SPD MAX family and is suitable for standard distribution panels, minimizing wiring complexity and enabling straightforward retrofits in industrial and commercial systems.
This model delivers a 400 kA per phase surge rating, providing robust suppression of high-energy transients. It is designed for reliable protection of main feeders, drives, and critical controls in industrial environments, reducing the risk of nuisance tripping and equipment damage during voltage transients.
Ideal for industrial control panels, manufacturing lines, data centers, and commercial building distributions where consistent transient suppression is required. Its rugged NEMA 4 enclosure and robust surge rating make it well suited for both indoor and outdoor installations in harsh environments.
The device is UL 1449 listed with UL 1283 and CSA certifications, and it is RoHS compliant. These approvals support safety, reliability, and regulatory compliance across varied facilities and procurement standards.
The SPM400220Y1T includes a 15-year warranty, extendable to 20 years when registered, offering long-term protection and reduced lifecycle costs. Its robust surge rating, standard wiring, and RoHS/compliance posture simplify audits and maintenance, delivering predictable budgeting and lower risk for downtime-related losses.