Eaton SPD100240S2M Surge Protection Device - UL 1449
Part Number: SPD100240S2M
Quick Summary
SPD100240S2M is a surge protection device that guards electrical systems in commercial and industrial panels. Flicker, transient surges, and arcing events can halt production and drive up maintenance costs, so reliable protection is essential. This Eaton SPD is UL 1449 listed, backed by a 15-year warranty, and housed in a NEMA 1 enclosure with an external side-mount design for easy integration into existing distributions. The device delivers robust transient suppression for 120/240 V networks, helping facilities meet electrical protection standards while reducing downtime. For engineers and procurement teams, the combination of safety, reliability, and installation simplicity translates into lower total cost of ownership and better protection for critical assets.
Product Information
Extended Description
SPD100240S2M Eaton: Surge Protection Device, SPD series, 100 kAIC, 120/240V Split single-phase, Standard 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
SPD100240S2M
UPC
786685331829
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 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 - SPD100240S2M
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature: 100 kAIC interrupt rating provides strong transient suppression, reducing the likelihood of equipment damage and unplanned outages. Business Impact: Lower maintenance costs and improved uptime for motors, drives, and controllers. Application: Industrial panels and critical distribution equipment where transient events are common. Feature: 120/240 V split single-phase with L-N, L-G, N-G, and L-L operating voltages ensures broad compatibility with typical commercial loads. Business Impact: Simplified design and retrofit projects, faster qualification of protective devices. Application: General-purpose protection in service entrances and machine panels. Feature: NEMA 1 enclosure with external side mounting enables indoor installation and straightforward retrofits. Business Impact: Easier installation, fewer enclosure changes, and reduced field labor. Application: retrofits and new installations in controlled environments. Feature: UL 1449 certification and a 15-year warranty provide long-term reliability and regulatory confidence. Business Impact: Compliance assurance and total cost of ownership reduction over the device lifecycle. Application: procurement for facility upgrades and maintenance programs. Feature: Standard feature package and compact form factor (9.5 in L, 5.4 in W, 3.5 lb) support easy handling and integration. Business Impact: Lower logistics costs and faster commissioning on heterogeneous panels. Application: distribution equipment upgrades and panel protection projects.
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FAQs
SPD100240S2M uses external side mounting in a NEMA 1 enclosure designed for indoor distribution equipment. Installation should follow the Eaton SPD installation manual, with correct wiring to L, N, and G terminals and appropriate clearance for ingress protection and heat dissipation. This design simplifies retrofit into existing panels and minimizes wiring complexity.
Core specs include a 100 kAIC interrupt rating, voltage rating of 120/240 V, and operating voltages of 150 L-N, 150 L-G, 150 N-G, and 300 L-L. It is housed in a NEMA 1 enclosure, external side mounting, and carries UL 1449 certification with a 15-year warranty.
Ideal for service panels, machine control panels, and industrial distribution equipment where transient surges can disrupt production. Its 100 kAIC rating and UL 1449 listing support reliable protection in environments with frequent voltage transients and demanding loads.
SPD100240S2M is UL 1449 listed and backed by a 15-year warranty, ensuring long-term reliability. The NEMA 1 enclosure and external side mounting further support indoor, compliant installation in standard electrical rooms.
By limiting surge-induced damage to transformers, drives, and controllers, it reduces downtime, extends equipment life, and lowers maintenance costs. The combination of high transient suppression, certified protection, and straightforward installation accelerates time-to-protection and lowers total cost of ownership.