Eaton SPD100240H4L Surge Protection Device - UL 1449
Part Number: SPD100240H4L
Quick Summary
SPD100240H4L surge protection device provides robust surge suppression for three-phase electrical panels in industrial facilities. Nuisance trips and transient spikes can damage drives, PLCs, and motors, driving maintenance costs and downtime. UL 1449 listing ensures surge performance across a range of transient events, while a rugged NEMA 1 flush enclosure supports safe indoor installation in harsh plant environments. Designed for 4W+G high-leg delta systems and compatibility with Power Xpert SPD, it delivers dependable protection with straightforward install and serviceability, helping you meet reliability targets and regulatory expectations. The compact form factor and documented specifications simplify procurement and retrofits in existing panels, delivering measurable business value through reduced downtime and longer equipment life.
Product Information
Extended Description
SPD100240H4L Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 240 Delta High Leg (4W + G) on 'B' Phase, Power Xpert SPD, NEMA 1 flush enclosure
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100240H4L
UPC
786689404710
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
240V high-leg delta (4W+G) on B phase
Surge current
100 kA per phase
The SPD100240H4L delivers high-availability protection with a 100 kA per phase surge rating, directly reducing the risk of equipment damage during transient events. Business impact: extended equipment life, fewer unplanned outages, and lower maintenance costs. Application: motor drives, PLCs, and sensitive control circuits in industrial plants benefit from fast, reliable clamping and fast-response protection. The second feature is 240 V high-leg delta (4W+G) configuration on the B phase, offering precise protection alignment for complex four-wire distribution systems. Business impact: minimizes nuisance trips and improves power quality in mixed-load environments. Application: critical manufacturing lines and CNCs with delta configurations. A third feature is UL 1449 certification with a NEMA 1 flush enclosure, enabling safe indoor installation and streamlined compliance. Business impact: simplifies regulatory documentation and reduces installation risk in control panels. Application: indoor panels and electrical rooms in factories. Additional compatibility: Power Xpert SPD integration and a dedicated enclosure path simplify retrofits and replacements. Business impact: faster deployment, lower labor costs, and scalable protection across multiple lines. Industry-specific insight: engineers repeatedly cite the ease of retrofit and proven reliability when upgrading legacy protection schemes in industrial automation environments. This model’s weight, dimensions, and mounting footprint support clean integration into existing rack layouts, minimizing panel rework while delivering dependable surge mitigation for motors, drives, and control systems.
Get a Quick Quote for a Eaton SPD100240H4L
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton SPD100240H4L?
Enquire Now
FAQs
SPD100240H4L is designed for indoor NEMA 1 flush enclosure installations and is compatible with Power Xpert SPD accessories. It protects 240V high-leg delta (4W+G) distribution and is suitable for industrial panels, motor drives, and PLCs. When retrofitting, ensure adequate clearance for the enclosure and proper bus-bar alignment to maintain fault current ratings.
The device provides up to 100 kA per phase surge current, UL 1449 listed, ensuring robust protection against transient events. This rating translates to strong defense for drives and sensitive electronics, reducing the likelihood of downstream equipment failure during voltage spikes.
Yes. The SPD100240H4L is designed to protect motor drives, PLCs, and other control electronics in industrial settings. Its 240V high-leg delta configuration and rapid clamping work with four-wire systems to minimize voltage transients that can shorten drive life or cause unexpected trips.
UL 1449 listing supports regulatory compliance for surge protection devices, and the NEMA 1 enclosure simplifies indoor installation. Routine maintenance is streamlined by its modular compatibility with Power Xpert SPD, enabling straightforward replacement and documentation for audits, ultimately reducing downtime and maintenance costs.
Plan for a 3.48 in depth, 12.05 in height, and 7.47 in width footprint with an approximate 6.8 lb weight. Ensure adequate panel space, proper mounting orientation, and secure wiring connections for 240V high-leg delta on B phase. Confirm enclosure suitability and ensure the SPD is wired in line with the Power Xpert configuration for optimal protection.