Eaton SPD100240D3K Surge Protection Device - UL 1449
Part Number: SPD100240D3K
Quick Summary
The Eaton SPD100240D3K surge protection device shields 240V delta networks from transient surges. Engineers often struggle with unpredictable spikes that damage motors and controls; this unit provides fast response and reliable clamping to minimize downtime. Key credentials include UL 1449 certification, a rugged NEMA 1 enclosure, and a 15-year warranty, underscoring long-term protection in harsh environments. In addition to protection, it supports external side mounting for easy integration with existing equipment and includes a standard feature package with a surge counter. This combination aligns with maintenance workflows and delivers measurable risk reduction for industrial facilities.
Product Information
Extended Description
SPD100240D3K Eaton: Surge Protection Device, SPD series, 100 kAIC, 240V delta (3W+G), Standard feature package and surge counter, NEMA 1 enclosure, External side mount, 320 L-G, 320 L-L operating voltage
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240D3K
UPC
786685327433
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
240V delta (3W+G)
Enclosure
NEMA 1
Mounting Method
External side
Interrupt rating
100 kAIC
Operating voltage
320 L-G, 320 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 - SPD100240D3K
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature → Business Impact → Application: The SPD100240D3K delivers a 100 kAIC interrupt rating, enabling it to absorb high-magnitude transients and protect sensitive drive systems, reducing costly equipment failures and unplanned downtime in manufacturing lines. This directly translates to improved line uptime and lower maintenance costs in 24/7 operations. Feature → Application: Its 240V delta (3W+G) rating ensures compatibility with common industrial power distribution schemes, supporting seamless deployment in new projects or retrofits across packaging, machining, and process facilities. Feature → Application: NEMA 1 enclosure with external side mounting offers rugged, versatile installation in control panels and switchgear rooms, simplifying retrofit projects and minimizing enclosure footprint. Feature → Application: Standard feature package and surge counter provide immediate visibility into surge events, aiding trending, preventative maintenance, and compliance reporting. Feature → Application: The 15-year warranty and UL 1449 certification deliver long-term reliability assurance, helping procurement justify lifecycle costs and improve total cost of ownership. Insight: In sidemounted SPD deployments, collaboration with Eaton installation manuals ensures correct wiring and compliance with electrical codes, reducing field service time and warranty disputes.
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FAQs
Yes. The SPD100240D3K is designed for 240V delta (3W+G) configurations and supports external sidemount installation, making it straightforward to retrofit into existing electrical distribution equipment without major panel modifications.
The device provides a 100 kAIC interrupt rating and operates at 240V delta with 320 V line-to-ground and line-to-line voltages, suitable for protecting motors, drives, and control circuits from transient events.
Yes. With a rugged NEMA 1 enclosure and external side mounting, it accommodates space-constrained control panels and harsh environments while maintaining reliable surge protection for critical loads.
This model carries UL 1449 certification for surge protection and includes a 15-year warranty, offering long-term reliability and regulatory confidence for electrical protection schemes.
The included surge counter provides visibility into surge events, enabling proactive maintenance planning, reducing surprise failures, and supporting ROI through improved uptime and data-driven procurement decisions.