Eaton SPD100240H3N Surge Protection Device - UL 1449
Part Number: SPD100240H3N
Quick Summary
SPD100240H3N is a surge protection device designed to protect 240V delta systems in industrial panels. Too often transient voltage events cause downtime and premature equipment wear, complicating maintenance planning. With UL 1449 listing and a rugged NEMA 4X enclosure, it is engineered for reliable external mounting in demanding environments. This solution also supports efficient installation alongside other protection devices, delivering improved uptime and predictable protection costs.
Product Information
Extended Description
SPD100240H3N Eaton: Surge Protection Device, SPD series, 100 kAIC, 240V high-leg delta (4W+G) on B phase, Standard feature package and surge counter, NEMA 4 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
SPD100240H3N
UPC
786685334653
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 (4W+G)
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 - SPD100240H3N
Eaton’s SPD Series (Sidemount Versions) Data Sheet
Feature: 100 kAIC interrupt rating provides robust clamping for high-energy transients. Business Impact: Protects sensitive drives, PLCs, and motors from damaging surges, reducing unplanned downtime and extending component life. Application: Ideal for 240V delta systems in motor control centers and external panels. Feature: NEMA 4X enclosure offers weatherproof and corrosion-resistant protection. Business Impact: Enables installation in harsh environments, including washdown areas and outdoor installations, without extra cabinet upgrades. Application: Suitable for manufacturing floors and outdoor substations requiring durable electrical protection. Feature: External side mounting simplifies retrofit and expansion projects. Business Impact: Minimizes installation disruption and enables straightforward alignment with existing distribution equipment. Application: Recommended for sidemount SPD versions in Eaton SPD series. Feature: Operating voltage range of 150 L-N, 150 L-G, 150 N-G, 300 L-L provides flexible protective coverage. Business Impact: Ensures comprehensive protection across varying load conditions, reducing replacement cycles. Application: Fits 240V delta four-wire plus ground systems. Feature: Standard feature package includes a surge counter for diagnostics. Business Impact: Improves maintenance planning and enables event tracking for warranty validation. Application: Integrates with protection strategies for automated facilities. Feature: 15-year warranty and UL 1449 listing deliver long-term reliability. Business Impact: Provides confidence to procurement and engineering teams, supporting total cost of ownership reduction and risk mitigation.
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FAQs
SPD100240H3N is designed for external side mounting, simplifying retrofits to existing electrical distribution gear. Use proper enclosure access, confirm NEMA 4X protection for your environment, and connect per the installation manual to ensure a clean, code-compliant protective solution with minimal panel downtime.
It provides a 100 kAIC interrupt rating, supporting the energy of transient events typical in 240V delta four-wire plus ground networks. Its operating voltages accommodate L-N, L-G, N-G, and L-L configurations, ensuring comprehensive protection for motors, drives, and control electronics without compromising performance.
Yes. SPD100240H3N is UL 1449 listed and housed in a NEMA 4X enclosure, making it suitable for wet or dusty environments. The external sidemount design aligns with common distribution equipment, supporting reliable protection in demanding facilities while simplifying compliance documentation.
The unit carries a 15-year warranty, reflecting Eaton’s confidence in long-term reliability. With a 100 kAIC interrupt rating and robust enclosure, you gain predictable performance against surges, minimizing replacement frequency and supporting stable maintenance planning in industrial settings.
By reducing shutdowns from surge events, extending drive and PLC life, and providing a surge counter for quick diagnostics, the SPD helps lower total cost of ownership. Its rugged build and sidemount installation also shorten retrofits and on-site labor, delivering faster protection deployment across panels.