Knowledge Search
Download document () of 20
Clear selection
Download selection
United States Select your location
Submit form in new Tab
We make what matters work*
Submit form in new Tab
Digital
Services
Markets
170961867
Industry-first collaboration
Learn how we’ve joined forces with Siemens Energy to fast-track data center construction and reduce deployment timelines by up to two years.
Support
1010067800
Part number search >
Search for catalog numbers
Company
Eaton Experience Center Shanghai, China
Explore our Global Experience Locations
MyEaton

Favorites

Manage favorites

Low-voltage transformers

General purpose encapsulated (potted) transformers

Eaton’s EP (single-phase) and EPT (three-phase) general purpose encapsulated dry-type transformers are of the two-winding type, encapsulated (potted) in a mix of epoxy coated sand and gravel, and are available in a wide variety of primary and secondary voltage combinations. General purpose encapsulated transformers are designed, manufactured and tested in accordance with all of the latest applicable ANSI, NEMA and IEEE standards, and are designed for continuous operation at rated kVA.
Contact me about this product
Dry type distribution transformer flex center line card Transformer distribution catalog
Voltage class
600V
Ratings
Single-phase
0.050 37.5 kVA

Three-phase
3.0 – 75.0 kVA
Winding conductor
Aluminum or copper

Core features

  • Encapsulated transformers are specifically excluded from the scope of U.S. DOE energy efficiency requirements
  • Encapsulated transformers are available  in aluminum or copper windings
  • Standard 115°C temperature rise; 80°C optional. Insulation class 180°C
  • Optional low-sound 3dB and 5dB below NEMA ST-20 standard
  • Available in 60 and 50 Hz
  • Standard NEMA 3R enclosures
  • Cores are grounded with a copper lead

View design guide (layouts, technical data and application information)

Download guide spec (26 22 13)

Learn more about transformer family

Transform your dry-type transformers beyond standard

Anytime you are looking for help solving your non-standard or advanced dry-type transformer needs, our experienced team of industry experts will collaborate with you to redefine what's possible.
Discover Dry-Type Transformers Flex Center

U.S. Department of Energy’s 2016 transformer efficiency changes

Discover the impact on inrush current for low-voltage dry-type transformers
Read white paper

Important aspects of dry-type distribution transformers

Explore best practices for the installation and inspection of dry-type distribution and power transformers
Read white paper

You may also be interested in

Specifications

View design guide (layouts, technical data and application information)

Download guide spec (26 22 13)

Learn more about transformer family

Results
Sort by:
Clear filters Generate saved search link

Filters

Filters
Compare products ()
Clear Selection

Compare
Try another search

Your search "" did not match any documents or products.

< Back
Highlight differences
Show only differences
Hide blank features
Download Links
Contact me form
Phone
877-277-4636 or 877-ETN-CARE
Sales support email
DTDT Flex Center (DTDTflex@eaton.com)
Tech support email
TRC@eaton.com
Tech support phone
915-401-8316
Locate a channel partner
Contact for Custom Products
Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
Company
Quick links
© 2026 Eaton. All Rights Reserved.