Eaton N48M22F12EE Transformer - UL Listed 112.5 kVA
Part Number: N48M22F12EE
Quick Summary
N48M22F12EE by Eaton is a three-phase K-Factor nonlinear ventilated transformer for 480 V distribution. This design addresses harmonics, voltage variation, and the challenge of limited panel space in industrial facilities. UL Listed and NEMA TP-1 compliant, the unit blends rugged construction with efficient operation for demanding environments. With 112.5 kVA, aluminum windings, and adjustable taps, it improves reliability, reduces energy loss, and supports scalable power distribution across manufacturing lines and data centers. The option for Weathershield WS19 and electrostatic shielding further enhances performance in outdoor or harsh indoor locations, while its substantial footprint reflects enterprise-grade capacity for predictable maintenance and long service life.
Product Information
Extended Description
N48M22F12EE Eaton: Eaton K-Factor nonlinear ventilated transformer, KT-13 (3-phase), PV 480V, Taps: 2 at +2.5% /4 at -2.5%, SV 240 delta/120 midtap, 115°C rise, 112.5 kVA, EE
Product Name
Eaton K-Factor nonlinear ventilated transformer
Catalog Number
N48M22F12EE
UPC
786680097034
Product Length/Depth
23.42 in
Product Height
48.56 in
Product Width
28.22 in
Product Weight
967 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
NEMA TP-1 Compliant
Certifications
UL Listed
Catalog Notes
Nema TP-1 efficient
Coil material
Aluminum
Frame
916A
Tap size
2 at +2.5% FCAN, 4 at -2.5% FCBN
Frequency rating
60 Hz
Volt ampere rating
112.5 kVA
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
240 delta/120 midtap
Temperature rise
115 °C rise
Special features
Electrostatically Shielded
Weathershield
WS19
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton's Transformer Flex Center
Eaton Specification Sheet - N48M22F12EE
Feature: K-Factor nonlinear design reduces distortion caused by harmonic loads. Business Impact: Improves power quality and protects sensitive equipment, lowering nuisance trips and extending life of downstream transformers and drives. Application: Suitable for facilities with computer loads, VFDs, and other nonlinear equipment where voltage regulation is critical. Feature: Three-phase 480 V primary with 240 V delta/120 V midtap secondary and selectable taps (2 at +2.5%, 4 at -2.5%). Business Impact: Flexible voltage regulation and surge mitigation support precise motor starting and panelboard stability. Application: Ideal for motor control centers and distributed power architectures. Feature: Aluminum winding with a 916A frame delivers robust mechanical support and corrosion resistance while keeping weight manageable for a transformer of this rating. Business Impact: Reduced maintenance cost and improved durability in harsh environments. Application: Heavy-industrial, outdoor, and warehouse installations. Feature: Electrostatic shielding and WS19 weather shield option. Business Impact: EMI/RFI reduction and outdoor capability with reliable thermal performance. Application: Data centers, outdoor substations, and rugged industrial plants. Feature: Compliance and warranty framework (UL Listed, NEMA TP-1, 1-year/18-month policy). Business Impact: Lower procurement risk and faster compliance approvals, ensuring service continuity. Application: Corporate and compliance-driven facilities purchasing. Feature: 115°C rise rating and 60 Hz operation with 112.5 kVA capacity. Business Impact: Clear tolerance for peak load, safer operation margins, and compatibility with standard industrial power networks. Application: Environments with high ambient temperatures or continuous duty requirements.
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FAQs
Installers should plan for its 23.42 in length, 28.22 in width, and 48.56 in height footprint with a substantial weight around 967 lb. Ensure adequate ventilation, clearance for cooling, and alignment with 916A frame mounting. Leverage aluminum windings for space-efficient routing and secure bolt-down mounting to minimize vibration and improve service life.
The N48M22F12EE employs a K-Factor nonlinear design to mitigate harmonic currents, reducing voltage distortion and overheating. Combined with electrostatic shielding and UL listed/NEMA TP-1 compliance, this transformer maintains power quality, supports sensitive loads such as drives and servers, and minimizes nuisance tripping in complex industrial facilities.
It supports a 480 V primary with a 240 delta/120 midtap secondary and adjustable taps (2 at +2.5%, 4 at -2.5%). Choose WS19 Weathershield for outdoor or harsh indoor environments, and rely on aluminum windings and a robust 916A frame for easy integration into existing switchgear and panel boards.
This transformer is UL Listed and NEMA TP-1 compliant, ensuring it meets recognized safety and efficiency standards for low-voltage power distribution. These certifications facilitate procurement, reduce risk in regulated facilities, and support audit readiness for industrial projects.
With a 1-year warranty from installation or 18 months from shipment and a rugged, low-maintenance aluminum-wound design, the N48M22F12EE reduces downtime and maintenance costs. Its efficient operation and harmonic mitigation translate to lower energy losses, improved uptime, and faster return on investment in high-demand facilities.