Eaton N48M28F7521CU K-Factor nonlinear ventilated transformer - UL Listed
Part Number: N48M28F7521CU
Quick Summary
The Eaton K-Factor nonlinear ventilated transformer provides reliable, scalable power distribution for industrial facilities. Facilities struggle with voltage sags, heat buildup, and compliance during peak loads, impacting equipment life and uptime. UL Listed certification supports safety and auditing requirements; CE and IP ratings are common regional expectations—verify with the datasheet. With a 75 kVA rating and three-phase 480-208Y/120V output, this transformer supports compact, reliable power delivery in panels and equipment rooms. This combination drives efficiency, reduces operational risk, and simplifies integration with Eaton power management solutions. Engineers benefit from clear documentation, quick mounting options, and compatibility with the Eaton Transformer Flex Center ecosystem. In facilities handling harmonics or sensitive loads, this transformer helps meet performance targets while controlling installation costs.
Product Information
Extended Description
N48M28F7521CU Eaton: Eaton K-Factor nonlinear ventilated transformer, 75 kVA, K13, Vented XFMR, 3-phase, 480-208Y/120
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M28F7521CU
UPC
786689665159
Product Length/Depth
21.13 in
Product Height
36.88 in
Product Width
24.88 in
Product Weight
430 lb
Certifications
UL Listed
Type
Vented XFMR
Kva Rating
75 kVA
Phase
Three-phase
Feature → Business Impact → Application: The K-Factor nonlinear design mitigates harmonic distortion, improving power quality and extending the life of downstream equipment, which translates to reduced maintenance costs and fewer unexpected outages in automated lines. This supports critical manufacturing processes and data-center style loads by stabilizing voltage profiles in real-time. Application: automation panels and mixed-load systems seeking reliable power quality. Feature → Business Impact → Application: Vented XFMR construction enhances thermal management, enabling higher continuous loading and longer duty cycles without overheating, which reduces fan and cooling energy usage and improves overall system uptime. Application: manufacturing floors with variable loads and hot environments. Feature → Business Impact → Application: UL Listed certification streamlines audits and regulatory compliance, lowering project risk and speeding up installation in controlled environments. Application: industrial facilities prioritizing safety standards and traceable approval. Feature → Business Impact → Application: Three-phase 75 kVA rating delivers higher power density and balanced loading, simplifying wiring and panel design while supporting compact layouts. Application: distribution centers and machine rooms requiring scalable, reliable power. Feature → Business Impact → Application: 480-208Y/120V secondary provides direct control-supply compatibility for automation gear and control panels, reducing conversion losses and wiring complexity. Application: controls, motors, and sensors in industrial plants.
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FAQs
Plan for adequate clearance around the vented enclosure, confirm a 480 VAC supply on the primary and 208Y/120V on the secondary, and follow UL Listed installation practices. Ground the transformer properly, mount in a compliant enclosure, and ensure adequate ventilation to maintain performance during peak loads.
It features a 75 kVA rating, three-phase configuration, a 480-208Y/120V secondary, and K-Factor nonlinear characteristics for harmonic mitigation. The unit is a vented XFMR designed for efficient cooling and safe operation, with UL Listed certification for safety.
Yes. Its harmonic mitigation (K-Factor) and vented cooling suit data centers and automation lines where power quality, uptime, and thermal management are critical. Space-conscious 75 kVA and three-phase configuration support reliable distribution in panels and robot cells.
The product is UL Listed, which supports safety compliance and audits. For international deployments, verify regional standards such as CE or IP ratings on the datasheet or with Eaton to ensure full compliance in your market.
Expect standard transformer maintenance plus periodic thermal and voltage-quality checks. The benefits of reduced downtime, improved power quality, and longer equipment life contribute to a favorable return on investment, particularly in high-demand automation and data-center environments.