Eaton N48M28F7521LS47 Transformer - UL Listed K-Factor
Part Number: N48M28F7521LS47
Quick Summary
The Eaton N48M28F7521LS47 nonlinear ventilated transformer delivers reliable voltage conversion for industrial power distribution. It steps down from 480 VAC to 208Y/120 three-phase loads, while its K-Factor design accommodates nonlinear harmonics common in modern automation. Many facilities struggle with overheating, voltage drift, and unpredictable load performance when expanding digital controls and motors. UL Listed certification provides safety assurance for installation within panels and switchgear environments. This solution supports scalable power delivery for mid-size to large plants, enabling consistent uptime and predictable maintenance costs. By combining robust cooling with a compact form factor, it aligns with procurement goals for dependable, long-life electrical infrastructure and easier asset management.
Product Information
Extended Description
N48M28F7521LS47 Eaton: Eaton K-Factor nonlinear ventilated transformer, 75 kVA, K132016 XFMR, 480-208Y/120, Three-phase
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28F7521LS47
UPC
786689665340
Product Length/Depth
31.5 in
Product Height
51 in
Product Width
34.5 in
Product Weight
1.1 lb
Certifications
UL Listed
Kva Rating
75 kVA
Phase
Three-phase
Feature: K-Factor nonlinear ventilated design. Business Impact: better management of harmonic currents reduces insulation stress and overheating, extending transformer life and improving reliability in facilities with drives and nonlinear loads. Application: data centers, automated manufacturing lines, and process facilities where power quality matters for uptime. Feature: 75 kVA three-phase rating with 480-208Y/120 output. Business Impact: handles mid-range distribution needs with predictable voltage regulation, supporting scalable automation without over-sizing. Application: control panels, motor control centers, and distribution feeders in industrial plants. Feature: UL Listed and certified construction. Business Impact: simplifies regulatory compliance and on-site approvals, reducing procurement risk and installation delays. Application: panel integration in regulated environments and retrofit projects. Feature: Ventilated enclosure and dimensions (31.5 in L x 51 in H x 34.5 in W). Business Impact: improved cooling efficiency lowers thermal hotspots and cooling costs, enabling tighter space planning in crowded facilities. Application: retrofit and expansion projects where footprint is a constraint. Feature: 480-208Y/120 voltage configuration. Business Impact: aligns with common industrial power systems and downstream control devices, easing wiring and breaker coordination. Application: automation cabinets, PLC racks, and distributed I/O-heavy installations. Feature: Comprehensive documentation and OEM support. Business Impact: fast commissioning and lower risk during start-up, with access to specification sheets and technical guidance. Application: engineering kickoff meetings, project handoffs, and sustained maintenance planning.
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FAQs
The N48M28F7521LS47 is a three-phase, 75 kVA unit configured for 480-208Y/120 output. Plan for adequate ventilation and clearances per electrical codes, accommodate its footprint (31.5 in L x 51 in H x 34.5 in W), and ensure panel integration paths with compatible disconnects and protective devices. Verify mounting, wiring methods, and clearance for safe operation.
Key specs include a 75 kVA rating, three-phase configuration, and an input/output of 480 VAC to 208Y/120 VAC. The transformer uses a K-Factor nonlinear design to tolerate harmonic loads, improving reliability for drives and SMPS-heavy systems. It is UL Listed for safety compliance in industrial installations.
Yes. The 75 kVA, three-phase configuration with 480-208Y/120 output suits data centers and automation-heavy facilities that demand stable voltage under nonlinear loading. The K-Factor design helps mitigate harmonic heating, supporting uptime and equipment longevity in critical environments.
The Eaton N48M28F7521LS47 is UL Listed, indicating compliance with recognized safety standards for electrical equipment installed in industrial settings. For projects with additional regulatory requirements, consult Eaton engineering for any region-specific certifications that may be needed.
Expect lower maintenance burden due to improved cooling and harmonic mitigation from the K-Factor design, which reduces insulation wear and overheating risks. ROI benefits accrue from reduced downtime, longer service life, and fewer replacement cycles in facilities with nonlinear loads and growing automation footprints.