833 kVA single-phase substation transformers, 34.4 kV to 7.2/12.47Y kV

Substation transformerCondition not statedListing #2586Location on request

Year built
Not stated
In service
Not stated
Equipment no.
Not stated
Manufacturer
Various: GE, Westinghouse and others

Price and quote

Price on request11 available

Price for the equipment. Your quote adds testing and delivery to your site.

  • Tested before it ships, and you see the report first
  • Delivered to your site, with rigging and freight quoted up front
  • Confirmed with the seller before we quote
Drawing for illustration. Photos and the nameplate are available on request.

Specifications

Rating
833 kVA
Primary
34,400 V
Secondary
7,200/12,470Y V
Phase
Single-phase
Taps
±2 × 2.5%
Impedance
5.75% to 6.66% across the 11 units
Weight
6,000 to 9,800 lb
Fluid
Oil, 185 to 375 gal per unit (on the 10 units that list it)
Makes
GE (4), Westinghouse (3), Wagner (2), Allis-Chalmers (1), Solomon (1)

About this unit

Eleven single-phase 34.4 kV station units in the stock of T&R Electric of Colman, South Dakota, mostly GE and Westinghouse, from 5 makers in all, each listed by record number with serial, impedance and weight. The table gives no year or condition for any unit.

Listed October 18, 2026

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