5 Year Warranty

Buy with confidence. All new and used Maddox transformers are tested and come with a full 5 year warranty against defects. If you experience any problems just give us a call and receive a replacement, free of charge. We'll even pay the shipping!

Fast Shipping

Shipping from 20 regional warehouses, delivery is never more than a few days away.

1-Phase 240x480v Pri 120/240v Sec Encapsulated Transformer

SKU # EN1P05EFCU
$1,975.00 IN STOCK CALL FOR LEAD-TIME 866-719-1882

Delivers in 3-5 business days


This resin encapsulated (AKA "potted" or "TENV") transformer steps down single phase 240v or 480v to single phase 120/240v.

NEMA 3R outdoor/indoor rated enclosure, and completely resin encapsulated core and coils makes it the perfect fit for dusty, moist, or corrosive environments.

Encapsulated transformers are made to provide a lifetime of trouble free performance.

Need something different? Contact us for a custom quote: websales@maddoxtransformer.com

Product Specifications:

  • UL, and cUL Listed
  • NEMA 3R Enclosure
  • 80°C Rise up to 3 kVA
  • 115°C Rise 5 kVA and up
  • 130°C Class up to 3 kVA
  • 180°C Class 5 kVA and up
  • Fully Resin Encapsulated
  • Copper windings .05-3 kVA
  • Mounting Tabs
  • Mild Steel Enclosure
  • Knock-Outs For Easy Install
  • 60Hz Frequency

1 Year Warranty

Buy with confidence. All new and used Maddox transformers are tested and come with a full 1 year warranty against defects. If you experience any problems just give us a call and receive a replacement, free of charge. We'll even pay the shipping!

Fast Shipping

Shipping from 20 regional warehouses, delivery is never more than a few days away.