Description
The Aaon R75291 is an OEM replacement control transformer engineered to deliver dependable, low-voltage power to HVAC control circuits. Stepping down line voltage from 208/230V to a 24V secondary output at a 75VA capacity, this transformer provides the stable, consistent power that modern HVAC control boards, thermostats, and safety circuits demand.
Key Features
- Primary voltage: 208/230V
- Secondary voltage: 24V
- VA rating: 75VA
- OEM Aaon replacement part — direct-fit for compatible Aaon equipment
- Designed to power low-voltage HVAC control circuits, thermostats, and safety devices
- Delivers consistent, regulated 24V output to protect sensitive control components
Application
The R75291 is a direct OEM replacement transformer for Aaon HVAC systems requiring a 208/230V to 24V step-down transformer rated at 75VA. It is ideal for use in commercial and light-commercial rooftop units, air handlers, and other Aaon equipment where the original transformer has failed or requires replacement. Using a genuine Aaon part ensures proper fit, function, and longevity within your system.
Why Choose an OEM Replacement?
- Exact match to original factory specifications
- Eliminates compatibility guesswork
- Helps maintain equipment warranty compliance
- Ensures reliable, long-term operation of control circuits







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