Eaton N48M28F4921I3 K-Factor nonlinear transformer - DOE2016
Part Number: N48M28F4921I3
Quick Summary
Eaton K-Factor nonlinear ventilated transformer provides efficient power conditioning for large industrial and data-center loads. In constrained spaces, selecting a transformer with high efficiency and reliable thermal management is a persistent challenge. This unit meets DOE2016 Efficient standards and UL Listed certification, with K13 energy features that optimize losses and reliability. Designed for 480 V primary and 208Y/120 V secondary three-phase systems, it integrates with standard power distribution and retrofit projects. This translates to lower lifecycle costs, less cooling overhead, and easier compliance documentation for design-build and procurement teams.
Product Information
Extended Description
N48M28F4921I3 Eaton: Eaton NextGen K-Factor, DOE2016 3in IR Window, 150KVA, K13 XFMR, 3PH, 480-208Y/120, 115C
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28F4921I3
UPC
786689671068
Product Length/Depth
31.5 in
Product Height
51 in
Product Width
34.5 in
Product Weight
1200 lb
Compliances
DOE2016 Efficient
Certifications
UL Listed
Wiring connection
283B
Type
Energy-efficient ventilated transformer
Frame
943
Kva Rating
150 kVA
Volt ampere rating
150KVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
115 °C rise
Special features
K13
The Eaton N48M28F4921I3 combines high-capacity power handling with industry-leading energy efficiency. Feature → Business Impact → Application: DOE2016 Efficient operation reduces standby and dynamic losses, lowering total cost of ownership in data centers and manufacturing lines; Application in large facilities lowers cooling requirements and supports green initiatives. Feature → Compatibility → Installation: 150 kVA three-phase rating with 480 V to 208Y/120 V outputs uses standard frame 943 and wiring 283B for straightforward retrofits in existing switchgear. Feature → K13 energy features → Reliability and efficiency: K13 design minimizes losses under dynamic loads, improving uptime and reducing maintenance costs in continuous-operation environments. Feature → Safety and compliance → Procurement: UL Listed certification and DOE2016 compliance simplify audits and regulatory approvals, reducing project risk while improving procurement predictability.
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FAQs
The N48M28F4921I3 uses a 283B wiring connection and a 943 frame, designed for three-phase 480 V to 208Y/120 V service. It fits a 31.5 in long × 34.5 in wide × 51 in high footprint and aligns with standard Eaton installation practices, enabling straightforward retrofit into existing switchgear or panel setups.
This unit is DOE2016 Efficient and UL Listed, delivering 150 kVA three-phase power with a 115 °C rise. The K13 feature optimizes losses under dynamic loads, reducing cooling requirements and energy waste while maintaining safe operation and reliable performance in continuous-duty environments. This translates to lower operating costs and potential upgrade cycles with minimal disruption.
Yes, the N48M28F4921I3 is designed for compatibility with Eaton’s distribution ecosystem, including standard frame 943 and wiring 283B, enabling straightforward integration with switchgear and panel boards. Its three-phase, 480 V primary and 208Y/120 V secondary outputs align with common data center and industrial panel configurations. This simplifies procurement, reduces engineering effort, and supports future expansion plans.
Key certifications include UL Listed safety approval and DOE2016 Efficient energy-compliance. The K-Factor design also supports protective-relay coordination and transformer reliability standards. When sourcing, verify the certification scope covers your service conditions, mounting, and installation environment to meet plant safety and insurance requirements. Request documentation such as datasheets and compliance reports during RFQ to avoid delays.
The 150 kVA unit's DOE2016 efficiency and K13 features yield measurable energy savings, reducing cooling energy and hot-spot risk. Minimal maintenance is required beyond regular insulation checks; UL-listed components and robust ventilated design support long mean time between failure, lowering total cost of ownership and improving system uptime. With proactive monitoring and standard spare parts, downtime risks during upgrades are minimized.