Reconditioned 7,500 KVA Substation Transformer — Sunbelt | 23,000 Delta – 12,470Y/7,200 Item No. STT-06-0033 CTG Power Systems Intnl., LLC offers a surplus used 7,500 KVA substation power transformer manufactured by Sunbelt Transformer Ltd. and reconditioned in 2022. This three-phase unit features full copper primary and secondary windings, a 65 °C temperature rise, and 8.86% impedance, making it well suited for utility, industrial, and substation step-down applications



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Reconditioned 7,500 KVA Substation Transformer — Sunbelt | 23,000 Delta – 12,470Y/7,200 | Copper/Copper



Download>> CTG_7500KVA_Sunbelt_Transformer_SalesSheet.pdf


CTG Power Systems Intnl., LLC offers a reconditioned 7,500 KVA substation power transformer manufactured by Sunbelt Transformer Ltd. and reconditioned in 2022. This three-phase unit features full copper primary and secondary windings, a 65 °C temperature rise, and 8.86% impedance, making it well suited for utility, industrial, and substation step-down applications.


Key Specifications

  • Capacity: 7,500 KVA
  • Cooling: ONAN
  • Primary: 23,000 V, Delta connected
  • Secondary: 12,470Y / 7,200 V, grounded wye
  • Windings: Copper / Copper (CU / CU)
  • Temperature Rise: 65 °C
  • Impedance: 8.86 %
  • Insulating Liquid: Non-PCB mineral oil (1,421 gallons)
  • Five-position de-energized tap changer: ±5% in 2.5% steps (24,150 V to 21,850 V)
  • Total Weight: 43,839 lbs
  • Manufacturer: Sunbelt Transformer Ltd.
  • Condition: Reconditioned (not used) — Reconditioned 2022
  • Shipping: FOB Ohio

This transformer is part of CTG's inventory of reconditioned and new substation, power, and distribution transformers, SF6 dead tank and vacuum circuit breakers, and utility switchgear. 


Reconditioned units are inspected and serviced to provide a cost-effective, reduced-lead-time alternative to new equipment. New equipment is also available on request.

Specifications are transcribed from the manufacturer's nameplate and are subject to verification and inspection. 


Pricing, test reports, and availability furnished on request.


Contact CTG Power Systems Intnl., LLC401 E. Jackson St., Ste 2340-F12, Tampa, Florida 33602 Tel. (813) 920-3500 · WhatsApp +1 (813) 918-0762Sales@CTGPowerSystems.com · www.ctgpowersystems.com