Eaton SPD120208Y1K Surge Protection Device - UL 1449
Part Number: SPD120208Y1K
Quick Summary
SPD120208Y1K from Eaton is a surge protection device for 120/208V systems in commercial electrical panels. For engineers facing surges that trigger downtime and equipment wear, this unit delivers fast clamping and reliable protection to keep critical loads online. UL 1449 listing supports safety and performance, while its NEMA 1 enclosure and external sidemount design simplify installation in demanding environments. With a 120 kAIC rating and operating voltage options of 150 L-N, 150 L-G, 150 N-G, and 300 L-L, it helps meet protection standards while supporting efficient maintenance and lifecycle cost savings. This model complements broader protection strategies for industrial facilities and commercial buildings looking to minimize unplanned outages.
Product Information
Extended Description
SPD120208Y1K Eaton: Surge Protection Device, SPD series, 120 kAIC, 120/208V wye (4W+G), Basic feature package, NEMA 1 enclosure, External side mount, 150 L-N, 150 L-G, 150 N-G, 300 L-L operating voltage
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD120208Y1K
UPC
786685327549
Product Length/Depth
9.5 in
Product Height
3.45 in
Product Width
5.4 in
Product Weight
3.5 lb
Warranty
15 year
Certifications
UL 1449
Type
Surge protection device
Accessories
Basic feature package
Voltage rating
120/208V wye (4W+G)
Enclosure
NEMA 1
Mounting Method
External side
Interrupt rating
120 kAIC
Operating voltage
150 L-N, 150 L-G, 150 N-G, 300 L-L
Series
SPD
Eaton’s SPD Series (Sidemount Versions) Brochure
Eaton SPD Series - For Mounting External To Electrical Distribution Equipment Installation Manual
Eaton Specification Sheet - SPD120208Y1K
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature: 120 kAIC interrupt rating provides high-energy surge handling. Business Impact: Reduces risk of downstream equipment damage and unplanned downtime, improving reliability in manufacturing lines and data-center perimeters. Application: Suitable for 120/208V wye systems in light-industrial environments.\nFeature: 120/208V wye (4W+G) voltage rating with L-N, L-G, N-G, and L-L coverage. Business Impact: Ensures comprehensive protection across all line connections, lowering maintenance costs and extending device life. Application: Ideal for 3- and 4-wire commercial feeders and panelboards.\nFeature: External sidemount mounting with NEMA 1 enclosure. Business Impact: Eases retrofit and new installations by enabling outside distribution equipment, reducing cabinet footprint and simplifying service. Application: Office buildings, data centers, and industrial floors where space is constrained.\nFeature: Basic feature package including essential protection and components. Business Impact: Delivers reliable surge defense without unnecessary add-ons, lowering total cost of ownership. Application: OEMs and integrators seeking straightforward, compliant protection.\nFeature: 15-year warranty and UL 1449 certification. Business Impact: Improves TCO with long-term protection and regulatory confidence. Application: Procurement and maintenance cycles in regulated facilities.
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FAQs
SPD120208Y1K is designed for external sidemount installation. Use compatible mounting hardware to attach the unit to the exterior side of distribution equipment, ensuring clearance for connections and ventilation. Follow the Eaton installation manual for wiring L-N, L-G, N-G, and L-L conductors and verify proper bonding and grounding per local codes.
The 120 kAIC rating indicates the maximum fault current the SPD can safely divert and clamp without material degradation, protecting downstream equipment during high-energy surges. This rating supports protection for typical medium-energy surge events common in commercial and light-industrial environments.
Yes. The device is rated for 120/208V wye (4W+G), suitable for three-phase configurations with a dedicated ground. Its external sidemount design and L-N, L-G, N-G, and L-L protection make it compatible with common commercial and light-industrial panel feeders.
The SPD120208Y1K is UL 1449 listed, ensuring compliance with recognized safety standards for surge protection devices. This certification provides assurance for electrical protection performance in regulated installations and helps with procurement and inspection workflows.
The device carries a 15-year warranty, reducing lifecycle risk and maintenance costs. By minimizing downtime and extending the life of connected equipment, the SPD supports a favorable return on investment for facilities managers and maintenance teams overseeing electrical protection in commercial and industrial environments.