Description
The Trane TRR0665 is an OEM-grade control transformer engineered for reliable step-down power conversion in commercial and residential HVAC systems. Designed to match Trane equipment specifications precisely, this transformer ensures stable, consistent voltage delivery to control circuits, protecting sensitive components and supporting dependable system operation.
Key Specifications
- SKU: TRR0665
- Brand: Trane
- Primary Voltage: 208–230V
- Secondary Voltage: 115V
- VA Rating: 250VA
- Type: Step-Down Control Transformer
Product Highlights
- OEM Trane replacement part for precise fit and compatibility
- 250VA capacity provides ample power for HVAC control circuits
- 208–230V primary accommodates standard commercial and residential supply voltages
- 115V secondary output powers control boards, relays, and auxiliary equipment
- Built to Trane quality standards for long-lasting, dependable performance
- Direct replacement minimizes downtime during service and repair
Application
The TRR0665 is ideal for use in Trane HVAC systems requiring a dependable step-down transformer to power low-voltage control circuits. Its 250VA rating makes it well-suited for applications with moderate control circuit loads, including contactors, relays, and control boards. Always verify compatibility with your specific Trane unit before installation.







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