Substation Transformer & Power Lines

Substation Transformers

Designed & configured to meet any application requirements

Trusted Substation Transformer Dealer

The ideal choice for commercial, industrial, and utility applications

Transformer Power plant


Remanufactured substation transformers to meet your custom transformer needs.

Liquid-filled substation transformers are available to fit your existing site or new project. All REMAN substation transformers undergo an extensive reconditioning and quality assurance process, from core and coil inspection to final paint and witness testing.

  • Up to 85 MVA base for substation transformers
  • Voltage levels through 230 kV (650 kV BIL)
  • Meets all NEMA and ANSI standards
Men discussing transformer placement

Standard Features

  • No-Load Tap Changer when required
  • Dial-Type Thermometer
  • Secondary Spade Connectors
  • Drain Valve or Combination Drain and Sampler Valve
  • Pressure Relief Valve
  • Pressure Vacuum Gauge (also with Bleeder)
  • Upper Filter Press Connection
  • NEMA Two-Hole Ground Pad
  • Provision for Jacking and Lifting
  • Externally Clamped High-voltage and Low-Voltage Bushings
  • Welded Cover with Handhole
  • Full Vacuum-Rated Tank on Larger Power Units
  • Rectangular Layer Coil or Circular Disc Coil Depending on kVA Rating and Voltage
  • High contrast nameplate (Stainless Steel or Aluminum)

Optional Features

  • High Fire Point Fluid
  • Load Tap Changer
  • 55/65°C Temperature Rise
  • Sudden Pressure Relay
  • Winding Temp Indicator
  • Lightning Arresters
  • CTs and PTs
  • Custom ATC’s
  • Customizable ANSI Bushing Locations
  • Gauges and Contacts
  • Fans and Controls
  • Provisions for Fans and Controls
  • Primary Load Interrupter
  • Custom K-Ratings
  • Electrostatic Shielding
  • Arresters and mounts

Comprehensive & Highly Vetted Solutions

The benefits of remanufactured substation transformers


Sunbelt Solomon REMAN substation transformers are the “gold standard” of remanufactured using industry-leading, recondition, design, and winding practices. Each REMAN product must meet or exceed the testing standards set by ANSI.

Lead Time

REMAN substation transformers are offered at a shorter lead time than NEW. They are uniquely positioned to accommodate emergency requests.


We are able to provide customized solutions for each unique challenge. Our team is flexible and knowledgeable and can provide customized transformer design, guidance, and support while reacting rapidly to requests.

Smiling Safety officer

Substation Transformer Rentals

Keep your business running.

Sunbelt Solomon offers a variety of customizable and flexible rental options for substation transformers, switchgear, and other substation equipment. Whether you need a short-term rental during a maintenance period or a long-term rental solution, you can rely on our team for quick, dependable service.

Rent vs. Buy

Substation Transformer

A Warranty That Over delivers

A unique, unrivaled service.

Sunbelt Solomon is confident in the success of every REMAN® transformer we provide. It’s why we back our substation transformers 100%, providing an industry-leading 3-year warranty (compared to a baseline 1-year warranty on standard equipment).

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Choosing Sunbelt Solomon

Your authority in all-things transformers.

As a leader in the power transformer industry, Sunbelt Solomon offers more services and products than any other single transformer manufacturer in the nation. We feature the industry’s best lead times on refurbished, rewound, and new substation transformers for sale, specializing in retrofit applications. In addition, we offer each of the following services:

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