Eaton SPM120480D3X Surge Protector - NEMA 4X
Part Number: SPM120480D3X
Quick Summary
The Eaton SPM120480D3X surge protector guards 480V delta control circuits in harsh industrial environments. Frequent power transients threaten uptime and drive repair costs for critical lines. UL 1449, UL 1283, CSA certifications, and RoHS compliance provide safety, regulatory alignment, and sustainability for modern facilities. This surge protection device integrates seamlessly with standard 480V installations, delivering reliable protection for automation panels while helping you optimize maintenance and lifecycle costs. Its rugged enclosure and built-in features support scalable, long-term protection across manufacturing floors and utility interfaces.
Product Information
Extended Description
SPM120480D3X Eaton: Surge Protective Device, Max series, Single module, 120 kA per phase, 480 Delta (3W+G), Standard with surge counter, NEMA 4X with internal terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM120480D3X
UPC
786685914848
Product Length/Depth
9.3 in
Product Height
17.5 in
Product Width
14.91 in
Product Weight
50 lb
Warranty
15 years from the date of delivery (20 years when registered on www.eaton.com/spd)
Compliances
RoHS Compliant
Certifications
CSA Electrical Notice NO. 516 Edition 1 CSA Std. C22.2 No. 8-M1986 UL 1449 UL 1283
Voltage rating
480 Delta (3W+G)
Enclosure
NEMA 4X with internal terminal block
Type
Max series
Special features
Standard with surge counter
Feature 120 kA per phase surge rating → Business Impact Minimizes nuisance outages and protects sensitive drives, PLCs, and motor controllers; Application Ideal for motors, drives, and control panels in 480V delta networks. Paragraph 2: Feature NEMA 4X enclosure with internal terminal block → Business Impact Enables outdoor/washdown-ready installation and straightforward wiring; Application Suitable for harsh plant environments and spaces with exposure to dust, moisture, or cleaning processes. Paragraph 3: Feature Standard surge counter → Business Impact Facilitates proactive maintenance and accurate asset life tracking; Application Useful for asset management programs and scheduled service planning. Paragraph 4: Feature RoHS compliant with UL/CSA certifications → Business Impact Supports regulatory compliance and safer materials handling; Application Required in regulated facilities and multi-site deployments. Paragraph 5: Feature 15-year warranty (20 years with registration) → Business Impact Lowers total cost of ownership and extends confidence in protection; Application Long-term asset protection for critical equipment and PLC suites. Paragraph 6: Feature 480 Delta (3W+G) voltage rating → Business Impact Confirms compatibility with common industrial power systems; Application Ideal for 480V delta motor control centers and distributed control architectures.
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FAQs
The SPM120480D3X is explicitly rated for 480 Delta (3W+G) systems and includes an internal terminal block within a NEMA 4X enclosure, enabling straightforward wiring and secure mounting in standard electrical rooms. Its compatibility with common 480V control panels makes it a practical choice for motor drives, PLCs, and breakers in industrial automation environments.
This model delivers 120 kA per phase surge protection, a level designed to suppress high-energy transients that can damage semiconductor devices and drive electronics. A high rating translates to fewer breakdowns, longer equipment life, and reduced maintenance costs, especially for load-critical drives and controllers in demanding facilities.
Yes. The unit is housed in a rugged NEMA 4X enclosure with an internal terminal block, supporting washdown and outdoor applications while simplifying wiring. Its compact footprint and standardized dimensions make it adaptable to existing panel layouts and retrofits without extensive enclosure modifications.
The SPM120480D3X is RoHS compliant and listed to UL 1449 and UL 1283, with CSA Electrical Notice No. 516 Edition 1 and CSA Std. C22.2 No. 8-M1986. These certifications help ensure safety, environmental compliance, and acceptance in regulated industries such as manufacturing, energy, and process industries.
The product carries a 15-year warranty from delivery, with an extended warranty of 20 years when registered on Eaton’s site. This long-term coverage reduces unexpected replacement costs, supports maintenance budgeting, and improves return on investment for critical protection in automation and power distribution.