Eaton SPD080240S4O Surge Protection Device - UL 1449
Part Number: SPD080240S4O
Quick Summary
The Eaton SPD080240S4O surge protection device protects critical electrical systems from transient surges in 120/240V split-phase networks, making it ideal for industrial control panels and equipment rooms. That protection helps prevent downtime, costly rewiring, and premature failure of motors, drives, and sensors during lightning events or utility transients. UL 1449 safety certification and a NEMA 4 enclosure with internal disconnect provide rugged, reliable operation in harsh environments. With Power Xpert SPD compatibility and a proven 80 kA per phase rating, it integrates seamlessly into existing protection schemes while helping you meet reliability targets and reduce lifecycle costs.
Product Information
Extended Description
SPD080240S4O Eaton: Eaton Surge Protection Device, SPD Series, 80 kA per phase, 120/240 Split Phase, Power Xpert SPD, NEMA 4 with internal disconnect enclosure
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD080240S4O
UPC
786689407216
Product Length/Depth
3.48 in
Product Height
12.05 in
Product Width
7.47 in
Product Weight
6.8 lb
Certifications
UL 1449
Accessories
Power Xpert SPD
Used with
NEMA 4 with internal disconnect enclosure
Voltage rating
120/240V split single-phase
Surge current
80 kA per phase
High surge capability delivers robust protection against high-energy transients, reducing motor and drive damage and supporting longer asset life in manufacturing lines. This translates to fewer unplanned outages and lower maintenance expenses, especially in facilities with demanding loads and frequent switching events. The UL 1449 certification paired with a NEMA 4 enclosure ensures compliance and environmental resilience, allowing safe operation in damp or dusty spaces without compromising performance. The 120/240V split-phase compatibility aligns with common industrial power distribution, simplifying design and field wiring while enabling scalable protection across panels. Power Xpert SPD compatibility facilitates centralized monitoring, streamlined diagnostics, and easier replacement as part of a broader protection strategy. The compact footprint and 80 kA per phase rating match typical automation loads, enabling robust protection without sacrificing space or uptime.
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FAQs
SPD080240S4O is designed specifically for 120/240V split-phase systems and fits standard industrial panels. It mounts in a NEMA 4 enclosure with an internal disconnect, aligning with common field practices. This compatibility enables straightforward integration into existing protection schemes for control panels and automation equipment, minimizing rewiring and downtime during installation.
The 80 kA per phase rating indicates the maximum surge energy the device can safely divert per phase. This level provides strong protection for motors, drives, and controllers against high-energy transients, reducing insulation stress and the likelihood of failure during lightning or utility switching events. It supports longer equipment life and lowers unplanned maintenance costs.
Yes, SPD080240S4O is UL 1449 listed, ensuring safety and reliability for surge protection. It is installed in a NEMA 4 enclosure with an internal disconnect, offering corrosion resistance and safe maintenance access in exposed or damp industrial spaces. This combination supports compliant installations and durable performance in challenging environments.
Yes. The SPD080240S4O is compatible with Power Xpert SPD accessories, enabling centralized monitoring, diagnostics, and streamlined replacement workflows. This integration supports proactive maintenance, data-driven protection decisions, and quicker fault isolation, helping engineers optimize uptime and simplify asset management within existing protection architectures.
Install SPD080240S4O in a clean, accessible panel inside a NEMA 4 enclosure to resist dust and moisture. Ensure proper wire routing, NEC-compliant terminations, and appropriate torque on connections. Plan for periodic visual inspection and scheduled replacements after surge events to sustain protection performance and minimize downtime in harsh industrial settings.