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Transformers - Dry Type Vented
General Purpose

General Purpose

GE has been building transformers for almost 100 years and we continue to innovate and improve the reliable QL design.


GE Type QL transformers meet NEMA TP-1 efficiency standards. They are available in aluminum and copper and in all three temperature rise ratings. QL Transformers utilize a UL recognized 220°C insulation system and are UL Listed.

Small Projects - Same Day


  • General purpose lighting and electrical
  • Motors
  • Resistance heating
  • Motor generators (without solid state drives)

Features and Benefits

  • Unique core and coil design / Quiet performance
  • Core and coil assemblies are mounted on rubber isolation pads to reduce noise
  • Bolted coil terminations
  • Single-piece front/back is easily removable for service
  • NEMA 2 powder-coat drip-proof enclosure is standard. Weathershield kit is available for conversion to NEMA 3R outdoor.
  • NEMA 3R stainless steel enclosure is available up to 150kVA. To specify a stainless steel enclosure, substitute an "S" in the fourth character in the GE catalog number. Example 9T83B3874 changes to 9T83S3874
  • UL listed
  • Qualified to the seismic requirements of IEEE-693-1997 and IBC-2003
  • Copper or aluminum windings
  • Copper ground strap
  • Robust packaging with top and side protection protects against shipping damage
  • Accessible mounting flanges with front/back slotted mounting holes make installation easier
  • 100% factory tested for shorts and coil integrity, current and loss, voltage, impedance and noise.
  • Clear, comprehensive documentation and labeling


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