Eaton SPM120400Y1X Surge Protection Device - NEMA 4X
Part Number: SPM120400Y1X
Quick Summary
The Eaton SPM120400Y1X surge protection device protects 230/400 V panels in industrial control. In fast-moving automation environments, undersized protection can trigger unexpected downtime and expensive equipment damage. This unit carries RoHS compliance and robust certifications including CSA Electrical Notice NO. 516 Edition 1, UL 1283, and UL 1449, with a rugged NEMA 4X enclosure for demanding environments. Its single-module design, 120 kA per phase rating, and internal terminal block simplify wiring and service. The product’s 15-year warranty (20 years when registered on Eaton’s SPD site) reinforces long-term ownership value. Designers and technicians benefit from reliable protection, easier installation, and lower total cost of ownership through reduced maintenance and faster MTTR.
Product Information
Extended Description
SPM120400Y1X Eaton: Surge Protective Device, Max series, Single module, 120 kA per phase, 230/400 Wye (4W+G), Basic, NEMA 4X with internal terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM120400Y1X
UPC
786685914602
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 Electrical Notice NO. 516 Edition 1 UL 1283 CSA Std. C22.2 No. 8-M1986 UL 1449
Voltage rating
230/400 Wye (4W+G)
Enclosure
NEMA 4X with internal terminal block
Type
Max series
Special features
Basic
Feature 120 kA per phase surge rating → Business Impact High surge energy handling minimizes downstream equipment damage, improving uptime in critical loads. Application applicable to panel boards, motors, and drives in manufacturing settings, data centers, and process lines. Long-tail keywords: surge protection device, 120 kA SPD, industrial surge protector. Feature 230/400 V Wye rating → Business Impact Enables direct compatibility with common industrial power distribution configurations, reducing panel redesigns and installation time. Application suitable for 4W+G systems in distribution boards and control panels. Feature NEMA 4X enclosure with internal terminal block → Business Impact Provides rugged environmental protection and straightforward wiring, lowering field wiring errors and maintenance time. Application ideal for harsh industrial environments and outdoor-rated electrical rooms. Feature Basic configuration with single module → Business Impact Simplifies procurement and minimizes space requirements in crowded panels, enabling faster project timelines. Application suitable for standard protection needs in SPM MAX series deployments. Feature Warranty and compliance → Business Impact Ensures long-term protection with predictable costs; RoHS compliance and CSA/UL certifications support regulatory adherence. Application suitable for designers prioritizing safe, certified equipment. Feature Dimensions and weight → Business Impact Provides accurate space planning for panel builds and retrofit projects; helps with mounting and serviceability. Application relevant for equipment racks and wall-mounted panels. Industry context: aligns with best practices in industrial protection where uptime, safety, and compliance drive total cost of ownership.
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FAQs
The SPM120400Y1X is designed for 230/400 V Wye systems and includes an internal terminal block to simplify wiring. Ensure the panel has adequate clearance for its 4W+G configuration and mount the unit in a protected area to maintain the NEMA 4X enclosure integrity. Verify proper conductor sizing and torque values per Eaton’s specification sheet to prevent connection faults during commissioning.
This unit offers a 120 kA per phase surge rating, which is suitable for handling high-energy transients on 230/400 V panels. It is most effective in distribution boards, motor control centers, and industrial automation panels where repeated transients could otherwise damage sensitive drives and electronics.
Yes. The device is housed in a NEMA 4X enclosure, offering excellent protection against dust, water ingress, and corrosion. It carries RoHS compliance and multiple certifications including CSA Electrical Notice NO. 516 Edition 1, UL 1283, and UL 1449, which support safety and regulatory compliance for industrial applications.
Eaton backs the SPM120400Y1X with a 15-year warranty from delivery, extending to 20 years if registered on Eaton’s SPD site. This long warranty reduces total cost of ownership, while the internal terminal block and straightforward wiring simplify periodic inspections and replacements, minimizing downtime.
By delivering high-energy surge protection, a single-module device can prevent costly equipment damage to drives and controllers, reducing unplanned downtime and repair costs. The RoHS and UL/CSA certifications streamline procurement and compliance, while the durable NEMA 4X enclosure ensures reliability in challenging install sites, enhancing overall equipment uptime and production throughput.