Ordered the wrong unit, or not sure if a product is right for you? Our free exchange policy has you covered! We’ll cover freight both ways and send you a replacement free of charge.

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

Size Guide SKU # MIT-ENC-100-CU
$1,975.00 IN STOCK CALL FOR LEAD-TIME 866-719-1882

Delivers in 5-7 business days

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This resin encapsulated (AKA "potted") 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: 600vsales@maddoxtransformer.com

Product Specifications:

  • UL, and cUL Listed
  • NEMA 3R Enclosure
  • Copper windings up to 5 kVA
  • 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

Shipping Rates
Shipping rates vary, but generally range between 5-10% of the total purchase price.

Shipping From
Transformers shipping from stock deliver within 3-5 business.  Maddox has 22 regional fulfillment centers so delivery is never a few days out!

Maddox Fulfillment Centers

Returns and Exchanges

Our policy lasts 30 days. If 30 days have gone by since your purchase, we unfortunately cannot offer you a refund or exchange. We still may be interested in buying the unit back. We require proof of purchase in order to process a return or exchange.


To be eligible...

Read more here: Shipping, Return and Refund Policy

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!