Eaton SPD100220Y3Q Surge Protection Device - UL 1449
Part Number: SPD100220Y3Q
Quick Summary
SPD100220Y3Q surge protection device from Eaton is designed to shield critical electrical systems from transient spikes in industrial power networks. This solution helps prevent premature equipment failure, nuisance trips, and unplanned downtime that impact productivity and maintenance costs. UL 1449 certification and a rugged NEMA 4X stainless enclosure enable reliable performance in harsh environments, while external sidemount installation supports convenient retrofits. With 127/220 V Wye configuration and a 100 kAIC interrupt rating, it delivers strong protection across L-N, L-G, N-G, and L-L paths. The combination of a long warranty, standard surge counter, and factory tuning reduces lifecycle costs, simplifies compliance, and reinforces business value for reliability-focused facilities.
Product Information
Extended Description
SPD100220Y3Q Eaton: SPD, 100 kAIC, 127/220V wye (4W+G), Standard feature package and surge counter, NEMA 4X with internal disconnect stainless steel 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
SPD100220Y3Q
UPC
786685342719
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
Standard feature package and surge counter
Voltage rating
127/220 Wye (4W+G)
Enclosure
NEMA 4X
Mounting Method
External side
Enclosure material
Stainless steel
Interrupt rating
100 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 - SPD100220Y3Q
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature → Business Impact → Application: The SPD100220Y3Q delivers a 100 kAIC interrupt rating, which translates to superior transient suppression and reduced risk of downstream equipment damage, especially for motors and drives in manufacturing lines. This directly lowers downtime and maintenance costs while preserving production throughput in high-energy environments. Application: Industrial plants with heavy motor loads and sensitive electronics benefit from this robust protection in service entrances and distribution panels. Feature → Compatibility → Application: 127/220 V Wye (4W+G) input compatibility ensures seamless integration with existing electrical distributions, minimizing rewiring and enabling quick deployment across new or retrofit projects. Application: Panel upgrades and retrofit installations in mixed-voltage facilities. Feature → Enclosure → Business Impact → Application: NEMA 4X stainless steel enclosure with external side mounting provides corrosion resistance and outdoor suitability, reducing enclosure servicing needs and enabling reliable outdoor or harsh-site installations. Application: Outdoor substations, outdoor panels, and exposed electrical rooms. Feature → Standard package → Operational Advantage → Application: Standard feature package plus a surge counter simplifies commissioning, monitoring, and maintenance planning, delivering traceability and compliant operation. Application: Routine inspections and long-term asset management. Feature → Warranty & Certification → Value Proposition → Application: A 15-year warranty paired with UL 1449 certification supports total cost of ownership (TCO) reduction and procurement confidence. Application: Long-life protection for critical facilities and mission-critical equipment. Feature → Operating voltage & Surge Paths → Reliability → Application: 150 L-N, 150 L-G, 150 N-G, 300 L-L operating voltages cover all essential protection paths, ensuring comprehensive safeguards for mixed circuitry. Application: Multi-line electrical systems and mixed-load installations across industrial plants.
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FAQs
SPD100220Y3Q is designed for external sidemount installation on electrical distribution equipment. Ensure proper clearance and mounting per the installation manual, connect L-N, L-G, N-G, and L-L paths to the corresponding terminals, and verify the NEMA 4X enclosure integrity. The built-in surge counter aids commissioning and ongoing monitoring.
The device offers a 100 kAIC interrupt rating with a 127/220 V Wye configuration. It protects L-N, L-G, N-G, and L-L circuits, suppressing transient voltages and diverting surges to ground. The 15-year warranty and UL 1449 certification further assure durability and compliance in demanding environments.
Yes. The NEMA 4X stainless steel enclosure is designed for harsh or outdoor environments, and the external sidemount configuration supports rugged installations at service entrances or outdoor distribution points, providing reliable surge protection where space or mounting constraints exist.
The SPD100220Y3Q is UL 1449 certified for surge protection, with a stainless steel NEMA 4X enclosure. It is built to withstand industrial conditions and provides a proven protection path for L-N, L-G, N-G, and L-L configurations.
The surge counter supports proactive maintenance planning and compliance documentation, reducing unexpected outages. Coupled with a 15-year warranty and durable construction, this SPD lowers maintenance frequency, extends equipment life, and delivers measurable ROI through reduced downtime and service costs.