Eaton SPD100480D4L Surge Protection Device - UL 1449
Part Number: SPD100480D4L
Quick Summary
SPD100480D4L surge protection device protects 480V delta electrical systems in industrial settings. Frequent mains surges from switching, faults, and lightning can damage equipment and cause costly downtime. UL 1449 listed with a rugged NEMA 1 flush enclosure provides reliable protection in indoor installations. Designed to integrate with Eaton's Power Xpert SPD ecosystem, this unit supports secure, scalable protection with minimal installation effort, delivering peace of mind and improved asset uptime. The 100 kA per phase rating ensures robust protection for motor drives, PLCs, and control panels in demanding production lines.
Product Information
Extended Description
SPD100480D4L Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 480 Delta (3W + G), Power Xpert SPD, NEMA 1 flush enclosure
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100480D4L
UPC
786689405724
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
NEMA 1 flush enclosure
Voltage rating
480 Delta (3W+G)
Surge current
100 kA per phase
The SPD100480D4L delivers a high 100 kA per phase surge rating, providing immediate protection for three-phase equipment against transient overvoltages and faults, which translates to reduced unplanned downtime and longer asset life in busy production environments. Its 480V Delta (3W+G) configuration ensures full coverage for motors, drives, and control circuits, while compatibility with Power Xpert SPD accessories enables centralized monitoring and streamlined maintenance. The UL 1449 listing confirms adherence to critical safety and performance standards, giving procurement teams confidence in regulatory compliance and risk mitigation. The NEMA 1 indoor enclosure simplifies installation within standard electrical rooms and panel schedules, and its compact footprint reduces panel congestion, allowing faster deployment during plant upgrades or retrofits. Inline wiring and straightforward mounting support rapid commissioning without compromising protection.
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FAQs
SPD100480D4L is designed for indoor use in a NEMA 1 flush enclosure. Install in a controlled panel or junction box with proper clearance for the 12.05 in height and 7.47 in width. Connect L1, L2, L3 to the three hot lines and tie the chassis to protective ground. Follow local codes and Eaton guidelines when wiring.
Yes, it is compatible with Eaton's Power Xpert SPD line as an accessory option. Key specs include 100 kA per phase surge capacity, 480 Delta (3W+G) configuration, and a compact 3.48 in depth and 12.05 in height by 7.47 in width footprint, weighing 6.8 lb.
Ideal for manufacturing lines with three-phase motors, drives, and PLCs, and for data centers with 480V delta systems. Protects drives, switchgear, and control cabinets from transient overvoltages; supports reliable uptime in assembly, packaging, and process control environments.
The SPD100480D4L is UL 1449 listed, meeting recognized safety and performance standards for surge protection devices. This certification supports utility and contractor confidence, simplifies procurement with code compliance expectations, and aligns with indoor electrical installation practices using a NEMA 1 enclosure.
By mitigating surges, it reduces unplanned downtime and protects expensive equipment, potentially lowering maintenance costs. The device's rugged enclosure, high surge rating, and compatibility with Eaton diagnostics enable longer service intervals and easier replacement within standard maintenance windows.