Eaton SPD100240H4A Surge Protection Device - UL 1449

Part Number: SPD100240H4A
Manufacturer
Eaton
Part number
SPD100240H4A

Quick Summary

The Eaton SPD100240H4A surge protection device shields 240V delta systems from transient overvoltages in industrial panelboards. This protective solution helps prevent equipment damage, unscheduled downtime, and costly maintenance caused by power spikes. UL 1449 certification underpins safety and performance, while its direct bus mounted compatibility with panel boards PRL1a, 2a, 3a, 3e enables fast, straightforward installation. By choosing this SPD, users gain predictable protection, simplified procurement, and measurable uptime improvements within reliability-centered maintenance programs, with a clear path to compliance and asset longevity.

Product Information

Extended Description

SPD100240H4A Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 240 Delta High Leg (4W + G) on 'B' Phase, Power Xpert SPD, Direct bus mounted panel boards (PRL1a, 2a, 3a, 3e)
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240H4A
UPC
786689404512
Product Length/Depth
3.48 in
Product Height
12.05 in
Product Width
7.47 in
Product Weight
6.8 lb
Certifications
UL 1449
Accessories
Power Xpert SPD
Used with
Direct bus mounted panel boards (PRL1a, 2a, 3a, 3e)
Voltage rating
240V high-leg delta (4W+G) on B phase
Surge current
100 kA per phase
Feature: 100 kA per phase surge current rating provides high-energy protection for demanding industrial loads. Business Impact: reduces the likelihood of damage to motors, drives, and control electronics, delivering improved plant availability and lower replacement costs. Application: ideal for 240V delta systems in manufacturing and processing facilities that experience frequent transient events. Feature: 240V high-leg delta (4W + G) on B phase ensures correct phase protection where high leg configurations exist. Business Impact: protects critical feeders without compromising coordination, supporting safe and reliable operation under surge conditions. Application: suitable for equipment located on buses with high-leg delta configurations in service bays and switchgear rooms. Feature: Direct bus mounted panel board compatibility simplifies integration with PRL series panels. Business Impact: reduces wiring complexity, speeds up commissioning, and minimizes installation footprint. Application: straightforward retrofit or new installation in direct bus mounted panel boards. Feature: UL 1449 certification confirms conformance to recognized surge protection safety standards. Business Impact: supports regulatory compliance and supplier reliability, easing audit processes. Application: preferred for facilities with strict safety and reliability requirements. Feature: Power Xpert SPD compatibility and compact footprint offer scalable protection options. Business Impact: enables layered protection strategies and flexible deployment across multiple panel zones. Application: suitable for modular protection schemes in large facilities.

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FAQs

SPD100240H4A is designed for direct bus mounted panel boards PRL1a, PRL2a, PRL3a, and PRL3e. This compatibility streamlines installation, reduces wiring complexity, and supports fast deployment in manufacturing and process facilities.
The 100 kA per phase rating indicates the device can safely absorb a surge of up to 100 kiloamperes per phase without compromising performance. This rating helps protect sensitive motors, drives, and controls from high-energy transients common in industrial environments.
Yes. SPD100240H4A carries UL 1449 certification, confirming adherence to established surge protection safety standards. This certification supports regulatory compliance and reassures reliability during audits and inspections.
The unit measures 3.48 inches in depth, 12.05 inches in height, and 7.47 inches in width, with a weight of approximately 6.8 pounds. These dimensions support compact installation in panel spaces and retrofit projects without oversized enclosures.
Implementing SPD100240H4A reduces equipment downtime, extends asset life, and simplifies compliance reporting. By protecting 240V delta feeders from transients, facilities experience fewer nuisance trips, lower maintenance costs, and improved reliability of critical production lines.