Eaton N48M28F1221TR K-Factor Transformer - UL Listed
Part Number: N48M28F1221TR
Quick Summary
Eaton N48M28F1221TR is a K-Factor nonlinear ventilated transformer for efficient power distribution in industrial facilities. Maintenance teams are challenged by overheating, energy loss, and strict regulatory compliance in DOE2016 contexts, especially in high-demand environments. UL Listed, DOE2016 Efficient, and K13 features help ensure reliability and regulatory alignment. As a three-phase, 480 V primary and 208Y/120 V secondary unit, it supports reliable operation, easier installation, and reduced lifecycle costs, delivering consistent performance under elevated temperature rise (115 °C) ratings. This solution also aligns with industry standards while supporting energy stewardship and footprint optimization for modern electrical rooms.
Product Information
Extended Description
N48M28F1221TR Eaton: Eaton NextGen K-Factor, DOE2016 TR-RPT, 112.5KVA, K13 XFMR, 3PH, 480-208Y/120, 115C
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28F1221TR
UPC
786689670566
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 K-Factor nonlinear ventilated design improves harmonic handling and energy efficiency. Business Impact Reduces copper and core losses under non-linear loads, lowering operating costs and cooling requirements. Application Ideal for facilities with harmonics from drives and switchgear, such as manufacturing lines and electrical rooms in data centers. Feature 112.5 kVA rating with 480 V primary and 208Y/120 V secondary provides robust mid-range capacity. Business Impact Delivers stable voltages for critical loads, supports tight voltage regulation, and minimizes derating. Application Feeds motors, drives, and panels with dependable secondary voltage. Feature UL Listed and DOE2016 Efficient certification ensures compliance and safer procurement. Business Impact Speeds approvals, reduces risk, and aligns with safety and energy standards. Application Suitable for regulated environments requiring documented performance. Feature Temperature rise of 115 °C supports higher transient loads without derating. Business Impact Enables reliable operation during load surges and harmonic events, lowering maintenance interventions. Application Beneficial for high-demand manufacturing lines and electrical rooms with limited cooling. Feature Physical footprint and weight, at 31.5 in x 34.5 in x 51 in and 1200 lb, facilitates planning and installation. Business Impact Optimizes space planning and supports straightforward mounting in standard enclosures. Application Fits mid-sized electrical rooms and retrofit projects with minimal layout changes. Feature Wiring connection 283B and Frame 943 ensure compatibility with common field wiring and mounting standards. Business Impact Simplifies installation with familiar conductor sizes and mounting footprints. Application Reduces commissioning time and field modification needs. Feature Access to Eaton Specification Sheet and Transformer Flex Center resources accelerates procurement and installation planning. Business Impact Improves project velocity, enables accurate BOMs, and supports safer, code-compliant deployments. Application Useful for engineers drafting installation workflows and maintenance schedules.
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FAQs
This three-phase transformer uses a 480 V primary and 208Y/120 V secondary with a 31.5 x 34.5 x 51 in footprint and a 1200 lb weight. Plan for appropriate clearance, confirm wiring using the 283B connection, and ensure enclosure supports a 943 frame. Refer to the Eaton datasheet for mounting clearances and rail compatibility to streamline field installation.
The unit is UL Listed and DOE2016 Efficient, with a K13 feature set to support harmonic mitigation. These certifications assure safety, energy compliance, and reduced operating costs, aiding in procurement approvals and long-term regulatory alignment for industrial facilities.
Yes. The K-Factor nonlinear design is specifically intended to improve performance under nonlinear harmonic currents, common in motor drives and power electronics. With a 112.5 kVA rating and three-phase operation, it provides stable voltage delivery and reliable service in demanding environments.
Primary voltage is 480 V, secondary voltage is 208Y/120 V, and the device is rated at 112.50 kVA (112.5 kVA). It operates as a three-phase transformer designed for industrial power distribution with a 115 °C rise rating.
Resources include Eaton’s Specification Sheet for N48M28F1221TR and the Transformer Flex Center video. These assets help with BOM creation, installation planning, and ongoing maintenance, ensuring a smooth deployment and sustained performance.