Eaton N48M28F1221CUSRLS50 Transformer - UL Listed
Part Number: N48M28F1221CUSRLS50
Quick Summary
The Eaton N48M28F1221CUSRLS50 is a K-Factor nonlinear ventilated transformer for efficient 3-phase power distribution. Engineers often struggle to balance energy efficiency, heat management, and regulatory compliance in large electrical installations. DOE2016 Efficient and UL Listed certifications help ensure performance, safety, and long-term reliability across industrial environments. With 480 V primary and 208Y/120 V secondary, this unit supports scalable power management and reduces total cost of ownership. Its compact footprint and ventilated design help fit multiple enclosures while maintaining safe operating temperatures. This combination translates into reduced cooling costs, fewer maintenance cycles, and improved uptime for critical automation systems. Industry professionals value flexibility for retrofit projects and compliance-driven procurement.
Product Information
Extended Description
N48M28F1221CUSRLS50 Eaton: Eaton NextGen K-Factor DOE2016 CU SR-RPT, 50dB, 112.5KVA, K13 XFMR, 3PH, 480-208Y/120, 115C
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28F1221CUSRLS50
UPC
786689670443
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
112.50 kVA
Volt ampere rating
112.5KVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
115 °C rise
Special features
K13
Feature: DOE2016 Efficient compliance and K13 feature. Business Impact: Delivers measurable energy savings and regulatory assurance, reducing operating costs and risk. Application: Suitable for energy-conscious panel and cabinet installations in industrial facilities. Feature: 112.5 kVA three-phase rating with 480 V primary and 208Y/120 V secondary. Business Impact: Supports mid-size loads with minimal voltage drop and improved power quality, enabling smoother machine control and fewer outages. Application: Control rooms, machine centers, and subpanels in manufacturing lines. Feature: Ventilated design and 115 °C rise. Business Impact: Enhances heat dissipation, enabling denser layouts and longer transformer life. Application: Enclosures with limited cooling capacity and higher ambient temperatures. Feature: Wiring connection 283B and frame 943. Business Impact: Standardized connections simplify installation and reduce commissioning time, cutting labor costs. Application: OEM panel builds and retrofit projects needing quick, reliable mounting. Feature: DOE2016 Efficient and UL Listed certification. Business Impact: Compliance-ready asset with proven safety and efficiency credentials, accelerating procurement. Application: Facility upgrades and projects adhering to DOE and UL requirements. Feature: Dimensional footprint 31.5 in L x 51 in H x 34.5 in W and weight 1200 lb. Business Impact: Clear space planning and robust, vibration-resistant installation in heavy-duty environments. Application: Large control rooms and power distribution centers in industrial sites.
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FAQs
The transformer is designed for a 480 V primary and a 208Y/120 V secondary, making it directly compatible with common industrial power rails. With a 112.5 kVA rating and three-phase configuration, it suits mid-size loads in control panels and machine centers. The 283B wiring connection standard simplifies cabinet wiring and minimizes installation time.
Key specs include a 112.5 kVA rating, 3-phase configuration, 480 V primary, 208Y/120 V secondary, and a 115 °C temperature rise. It is DOE2016 Efficient and UL Listed, and features the K13 special feature. The frame is 943, and it weighs about 1200 lb, with a footprint of 31.5 in by 51 in by 34.5 in.
Best suited for mid-range power distribution needs in manufacturing, process automation, and control panels. Its energy efficiency and heat management make it ideal for retrofit projects in existing plant rooms, as well as new installations where DOE and UL certifications are required. The 208Y/120 V secondary supports common control and motor starter circuits.
DOE2016 Efficient compliance ensures energy performance targets are met, while UL Listed certification confirms safety and reliability under standard conditions. Together they support procurement in regulated environments, assist in code compliance for electrical installations, and help minimize inspection lead times during plant upgrades.
The DOE2016 efficiency reduces no-load and load losses, lowering cooling requirements and energy costs over the life of the asset. UL Listing adds confidence in safety and reduces warranty disputes. Although weight and size necessitate careful handling, installing this transformer can shorten downtime and extend service life, delivering a favorable total cost of ownership.