Eaton SPM400230L4R SPD MAX 400 kA per phase UL 1449
Part Number: SPM400230L4R
Quick Summary
SPD MAX surge protection device protects 230 V systems in industrial and commercial panels. Engineers rely on this protection to prevent costly outages and equipment damage from transient voltage events. UL 1449 certification and a NEMA 4 enclosure with an internal circuit breaker support reliability in harsh environments. The Power Xpert compatibility ensures scalable deployment across existing Eaton protection architectures while maintaining diagnostic visibility. In practice, this translates to faster installation, clearer maintenance planning, and a measurable return on investment for facilities.
Product Information
Extended Description
SPM400230L4R Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 400 kA per phase, 230 Single Phase, Power Xpert SPD, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM400230L4R
UPC
786689410490
Product Length/Depth
9.5 in
Product Height
17.05 in
Product Width
15 in
Product Weight
52 lb
Certifications
UL 1449
Voltage rating
230 V
Surge current
400kA per phase
Feature: 400 kA per phase surge rating provides robust energy handling. Business impact: This level of protection minimizes voltage spikes that can damage drives, contactors, and control electronics, reducing unplanned downtime and maintenance costs. Application: Essential for manufacturing lines, automation panels, and Power Xpert SPD deployments where transient events are frequent and equipment cost is high. Feature: 230 V single-phase rating ensures compatibility with common distribution networks in industrial facilities. Business impact: Simplifies panel design and reduces conversion work when upgrading legacy systems. Application: Ideal for control circuits, motor starters, and automation cabinets requiring reliable surge protection without complex power conditioning. Feature: NEMA 4 enclosure with an internal circuit breaker provides rugged protection in harsh environments and simplifies wiring. Business impact: With weather resistance and integrated protection, maintenance visits are shorter and safer. Application: Outdoor substations, damp plant floors, and exposed equipment in manufacturing settings benefit from this enclosure rating. Feature: UL 1449 certification supports compliance with safety and performance standards. Business impact: Helps facilities meet audit requirements and reduces regulatory risk. Application: Suitable for data centers, process plants, and automated lines where formal certification accelerates procurement and install acceptance. Feature: Power Xpert SPD compatibility enables seamless integration across Eaton protection architectures. Business impact: Streamlines procurement, reduces training time for technicians, and supports scalable protection as facilities grow. Application: To be deployed in Power Xpert panels and related protection schemes across industrial automation ecosystems. Feature: Compact footprint and clear external dimensions support straightforward retrofits. Business impact: Easier mounting and space planning reduce installation costs and downtime. Application: Panel boards and cabinets with tight space constraints, retrofits, and upgrade projects.
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FAQs
To install the SPM400230L4R, first verify panel voltage and ensure power is disconnected. Mount the device in the protected enclosure (NEMA 4-rated) or within a Power Xpert SPD panel, connect the line and load conductors per the Eaton installation guide, and verify the internal circuit breaker is correctly configured. After wiring, restore power and perform a functional check to confirm surge protection is active and the status indicators indicate healthy operation. Proper torque and clearance are essential to maintain performance and safety.
The SPM400230L4R provides a 400 kA per phase surge rating and a 230 V voltage rating, making it a dedicated single-phase surge protector for typical industrial power systems. It is UL 1449 listed and housed in a NEMA 4 enclosure with an internal circuit breaker, delivering rugged protection in demanding environments. Its dimensions and weight (9.5 in depth, 17.05 in height, 15 in width, 52 lb) support practical mounting in standard protection panels.
Yes. The SPM400230L4R is designed with a NEMA 4 enclosure, providing weather and dust resistance for indoor and outdoor applications. The internal circuit breaker adds an extra layer of safety, enabling safe disconnection during maintenance. This combination makes it suitable for harsh industrial environments, substations, and exposed panel locations where reliable transient protection is required.
The SPM400230L4R is UL 1449 listed, signaling compliance with essential surge protection safety standards. It is also designed for rugged industrial use with a NEMA 4 enclosure, supporting construction and facility requirements for weather resistance and durable protection in challenging environments. While CE and IP ratings are not stated in the provided data, UL 1449 and NEMA 4 are strong indicators of performance and safety.
Using the SPM400230L4R can reduce downtime and maintenance costs by protecting critical loads such as drives, contactors, and control electronics from transient overvoltages. Its UL 1449 certification and robust enclosure simplify procurement and compliance audits, while seamless Power Xpert SPD compatibility minimizes integration time. Over time, improved equipment life and fewer unplanned outages translate to a favorable return on investment for industrial facilities.