Eaton SPD100240S1M Surge Protection Device - UL 1449
Part Number: SPD100240S1M
Quick Summary
The Eaton SPD100240S1M surge protection device shields commercial electrical systems from transient overvoltages in industrial controls and distribution panels. Facility teams often battle nuisance outages and costly equipment damage when surges strike without warning, especially in space-constrained panels. It carries UL 1449 certification and is housed in a rugged NEMA 1 enclosure, backed by a 15-year warranty for long-term reliability. With external sidemount installation and a 120/240 V rating, this SPD integrates seamlessly into retrofit or new-build projects while safeguarding critical loads.
Product Information
Extended Description
SPD100240S1M Eaton: Surge Protection Device, SPD series, 100 kAIC, 120/240V Split single-phase, Basic feature package, NEMA 1 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
SPD100240S1M
UPC
786685331720
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
120/240 V
Enclosure
NEMA 1
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 - SPD100240S1M
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature: 100 kAIC interrupt rating. Business Impact: Provides robust surge handling for high-energy transients, reducing risk of uncontrolled equipment shutdowns and protecting sensitive drives and controllers. Application: data centers, motor control centers, and industrial controls. Feature: 120/240 V operating voltage with 150 L-N, 150 L-G, 150 N-G, 300 L-L protection. Business Impact: Delivers comprehensive line-to-line and line-to-ground protection across common commercial/industrial feeders, improving reliability and uptime. Application: 120/240 V distribution panels and control cabinets. Feature: NEMA 1 enclosure with internal disconnect. Business Impact: Offers rugged indoor protection against dust and debris while enabling quick isolation for maintenance, reducing service time. Application: indoor electrical rooms and equipment closets. Feature: External sidemount mounting. Business Impact: Eases installation external to distribution equipment, simplifying retrofit projects and maintenance access. Application: field upgrades in existing electrical gear, new installations where space is limited. Feature: Basic feature package with UL 1449 certification and 15-year warranty. Business Impact: Delivers cost-effective, compliant protection with long-term support, lowering total cost of ownership. Application: standard protection in commercial and light industrial environments.
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FAQs
The SPD100240S1M is designed for external sidemount installation. Follow the Eaton Installation Manual for mounting external to electrical distribution equipment, ensuring correct orientation, proper clearance, and secure wiring to L-N, L-G, and N-G circuits. Verify 120/240 V supply and confirm protective device continuity before energizing the system.
Key specs include a 100 kAIC interrupt rating for high-energy surge handling, 120/240 V voltage rating, NEMA 1 indoor enclosure, 9.5 in length, 3.45 in height, 5.4 in width, and a 3.5 lb weight. It carries UL 1449 certification and offers a 15-year warranty, with operating voltage paths for L-N, L-G, N-G, and L-L.
Yes. The SPD100240S1M is specifically rated for 120/240 V systems and includes 150 L-N, 150 L-G, 150 N-G, and 300 L-L protection, making it well-suited for industrial control panels, power distribution gear, and retrofit installations where compact sidemount protection is desired.
The device is UL 1449 certified for surge protection performance and safety. It features a rugged NEMA 1 enclosure for indoor use and is backed by a 15-year warranty, providing long-term protection and peace of mind for mission-critical loads.
By mitigating transient surges, the SPD100240S1M reduces nuisance outages and potential equipment damage, lowering downtime costs and extending the life of downstream assets. With a long 15-year warranty and minimal maintenance needs, the device delivers a favorable total cost of ownership in mid-to-large size facilities.