Eaton SPD100240S2O Surge Protection Device - UL 1449
Part Number: SPD100240S2O
Quick Summary
SPD100240S2O is a surge protection device protecting industrial power systems from transient surges. For engineers and procurement teams, surges cause downtime, equipment damage, and rising maintenance costs. Key certifications and ratings include UL 1449-listed safety, a rugged NEMA 4X enclosure, and a 15-year warranty that supports long-term reliability. Designed for sidemount external mounting, it integrates with 120/240 V panels to boost uptime while keeping installation straightforward and compliant.
Product Information
Extended Description
SPD100240S2O Eaton: Surge Protection Device, SPD series, 100 kAIC, 120/240V Split single-phase, Standard feature package, NEMA 4 with internal disconnect 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
SPD100240S2O
UPC
786685337227
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
Voltage rating
120/240 V
Enclosure
NEMA 4X
Mounting Method
External side
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 - SPD100240S2O
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature: 100 kAIC interrupt rating provides a strong defense against high-energy surges, reducing the likelihood of end-user equipment failure and costly downtime. Benefit: Protects critical assets and minimizes production interruptions, enabling more consistent output in manufacturing lines and data-intensive environments. Application: Ideal for dynamic loads in industrial control panels and commercial distribution boards where transient energy can spike.
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FAQs
Begin by confirming the location permits external mounting and that the enclosure is rated NEMA 4X. Mount the SPD to the exterior surface using the supplied hardware, route conductors to the L-N, L-G, N-G, and L-L terminals, and follow Eaton's installation manual for wiring sequence and torque specs. This sidemount approach minimizes panel footprint while keeping access simple for maintenance.
SPD100240S2O is a 120/240 V split single-phase device with a 100 kAIC interrupt rating. It features connections for L-N, L-G, N-G, and L-L. The unit uses a NEMA 4X enclosure with external side mounting and includes a 15-year warranty. Verify the panel voltage, available space for external mounting, and compliance with UL 1449 on site before installation.
Yes. The device is housed in a NEMA 4X enclosure designed to withstand harsh indoor and outdoor conditions. External side mounting enables protection of sensitive control equipment in exposed locations while keeping the installation accessible for service and inspections. Always follow installation instructions to ensure weather-tight seals and proper grounding.
SPD100240S2O carries a 15-year warranty and UL 1449 certification, underscoring Eaton’s commitment to long-term reliability. Support resources include downloadable brochures, installation manuals, and datasheets that guide selection, mounting, wiring, and maintenance. Utilizing these resources helps ensure ongoing protection for electrical distribution panels and connected equipment.
By mitigating transient surges with a 100 kAIC rating, the SPD reduces unexpected equipment outages and voltage stress on sensitive electronics, lowering downtime and maintenance costs. The rugged enclosure and straightforward external mounting simplify retrofits and panel upgrades, delivering faster ROI through improved uptime and longer asset life for critical manufacturing processes.