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Pennsylvania Transformer Technology, Inc. is an industry leader in manufacturing various types and sizes of power transformers as well as single and three
phase voltage regulators. We are a U.S. owned, power transformer manufacturer that produces a total range of transformer sizes, small (<10 mVA),
medium (10-60 mVA), and large (>60 mVA).

Products

PTTI manufactures substation transformers of medium and large coreform design, from the smallest Padmount, to the largest Generator Step-Up. We also produce a number of specialty products, including single and three-phase voltage regulators, rectifiers, and furnace transformers. Both PTTI facilities manufacture and test in strict accordance to the customers specifications as well as all applicable standards including ANSI/IEEE, and NEMA.

Canonsburg Operations

• Medium Power Transformers - 10 to 60 MVA - Up to 345 kV
• Large Power Transformers - 60 to 500 MVA - Up to 345 kV
• Three-Phase Voltage Regulators - Up to 5,000 KVA - 46 kV
• Load Tap Changers

Raeford Operations

• Small and Medium Power Transformers - Up to 30 MVA - Up to 161 kV
• Specialty and Rectifier Transformers
• Three-Phase and Single-Phase Units
• Less Flammable Liquids (Silicon, High Temp, Environmentally Friendly)