Eaton Y85N22F20XES General-Purpose Encapsulated Transformer - UL Listed
Part Number: Y85N22F20XES
Quick Summary
Eaton Y85N22F20XES is a general-purpose encapsulated transformer used for indoor-outdoor three-phase power distribution in industrial environments. This rugged unit helps control panels and equipment rooms deliver stable voltage under varying loads, reducing downtime and risk of equipment damage. Operators contend with space constraints, moisture, and mounting challenges; the Y85N22F20XES meets those needs with a compact, sealed enclosure and proven reliability. Key certifications and ratings include UL Listed and a NEMA 3R enclosure, supporting safe operation in harsh environments, plus an indoor-outdoor utility profile. With a 20 kVA rating, 380–480 V primary and 240/120 V secondary outputs, and aluminum winding, it combines efficiency with ease of installation and long-term total cost of ownership benefits.
Product Information
Extended Description
Y85N22F20XES Eaton: Eaton General purpose encapsulated transformer, EPT, aluminum, NEMA 3R, 50-60 Hz, three-phase, 380 V, 400 V, 415 V, 440 V, 460 V, 480 V, 240 V, 120 V, NONE, 115 °C rise, 20 KVA, indoor-outdoor
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
Y85N22F20XES
UPC
786685199115
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
0.001 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.
Certifications
UL Listed
Coil material
Aluminum
Design
EPT
Enclosure
NEMA 3R
Tap size
None
Type
General-Purpose Encapsulated Transformer
Frequency rating
50-60 Hz
Phase
Three-phase
Primary voltage
380 V, 400 V, 415 V, 440 V, 460 V, 480 V
Secondary Voltage
240 V, 120 V
Temperature rise
115 °C rise
Volt ampere rating
20 kVA
Special features
Electrostatically shielded
Weathershield
Indoor-Outdoor
Feature: 20 kVA three-phase rating with 50-60 Hz operation. Business Impact: Supports mid-range panel loads with headroom for startup surges, reducing voltage drop and equipment stress. Application: ideal for control panels and machine tools where reliable power is critical. Feature: NEMA 3R enclosure for indoor-outdoor service. Business Impact: Enables weather-resistant installation in variable environments, lowering enclosure-related failures. Application: plant floors, outdoor switchgear, and outdoor-rated panels. Feature: Aluminum coil construction. Business Impact: Lighter weight and corrosion resistance improve handling, installation time, and overall efficiency. Application: rooftop or mezzanine installations where hoisting weight is a concern. Feature: Electro-statically shielded and rugged EPT design. Business Impact: Reduces EMI and enhances insulation integrity, supporting equipment protection and compliance. Application: sensitive electronics and motor drives in harsh environments. Feature: 115 °C temperature rise rating. Business Impact: Allows higher load conditions without overheating, improving peak performance margins. Application: continuous operation under load transients in high-demand systems. Feature: No taps (tap size none). Business Impact: Simplifies installation and reduces maintenance; minimizes potential mis-tapping errors. Application: standard utility feeds where fixed voltage ratio is acceptable. Feature: UL Listed certification and 3R enclosure rating. Business Impact: Speeds procurement and regulatory approvals while ensuring safety. Application: industrial facilities requiring verified compliance and durable enclosure.
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FAQs
The Y85N22F20XES is a three-phase, 380–480 V primary to 240/120 V secondary transformer with no taps. Plan for a UL Listed panel and a NEMA 3R housing suitable for indoor-outdoor service. Provide proper mounting, allow adequate clearance, and ensure secure connections to minimize heat buildup and voltage drop during peak loads.
This unit provides 20 kVA of power at 50–60 Hz in a three-phase configuration, with aluminum windings for light weight and good conductivity. It supports 380–480 V input and delivers 240/120 V output, tolerating 115 °C rise. It’s well-suited for mid-range panel boards, drives, and equipment rooms needing stable voltage under load surges.
Yes. The transformer features a NEMA 3R enclosure designed for indoor-outdoor use and an indoor-outdoor Weathershield. Combined with UL Listed safety, it withstands damp or outdoor conditions while maintaining reliable performance in industrial settings.
The product is UL Listed and housed in a NEMA 3R enclosure, which supports compliance with electrical safety standards and codes. These certifications simplify approvals for panel builders and end users, reduce procurement risk, and facilitate safe operation in challenging environments.
Eaton’s policy 25-000 provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first. This coverage helps mitigate maintenance costs and supports long-term ROI while ensuring access to Eaton support for field issues or replacements.