Enviro-tec Transformers

Enviro-tec Transformers: Purpose-Built Power for Commercial HVAC Systems

When a commercial HVAC system loses reliable low-voltage power, the entire chain of controls — thermostats, actuators, and zone controllers — can fail. That's where Enviro-tec step-down transformers come in. Engineered specifically as OEM components for Enviro-tec equipment, these transformers are designed to deliver stable, consistent 24-volt control power to the brand's fan coil units, variable air volume (VAV) terminals, and blower coil systems.

Enviro-tec has been a recognized name in commercial HVAC since 1979, manufacturing zone control air conditioning equipment that meets demanding standards for quiet, efficient performance in office buildings, hospitals, universities, hotels, and multifamily housing. Because the brand's equipment is deployed across such a wide range of critical environments, the reliability of every component — including the transformer — is non-negotiable.

What Makes Enviro-tec Transformers Stand Out

Enviro-tec transformers are genuine OEM parts, built to the exact electrical specifications of the equipment they support. Models such as the PE-10-7105 (480/24V, 50VA) and the PE-10-0027 (208/240V primary, 24V secondary, 75VA) cover a range of input voltages commonly found in commercial electrical systems — from 120V and 208/240V to 277V and 480V inputs — all stepping down to the industry-standard 24V AC output required by HVAC controls.

• OEM-matched specifications — Designed to meet the precise electrical requirements of Enviro-tec fan coil units, VAV terminals, and blower coil systems
• Wide input voltage range — Available in configurations supporting 120V, 208/240V, 277V, and 480V primary inputs
• Standard 24V secondary output — Compatible with zone controls, thermostats, and actuators used throughout commercial HVAC installations
• Multiple VA ratings — 50VA and 75VA options to match the load demands of different unit sizes and control configurations
• Direct-replacement compatibility — Many models serve as factory-direct replacements for superseded part numbers, simplifying MRO sourcing

Why Use OEM Enviro-tec Transformers?

Substituting a generic transformer in a commercial HVAC installation may introduce voltage tolerances or form-factor mismatches that compromise the performance of sensitive controls. Genuine Enviro-tec transformers are validated against the brand's own equipment, which means technicians can replace a failed unit with confidence, knowing the electrical characteristics are correct. For facilities where HVAC downtime carries real operational or comfort costs — hospitals, hotels, or high-rise residential buildings — that assurance matters.

Whether you're servicing a CDV vertical high-rise fan coil unit, an HLF horizontal low-profile fan coil, or a VAV terminal, sourcing the correct Enviro-tec transformer helps ensure the control circuit performs exactly as originally designed. Browse the full selection of HVAC transformers or explore everything Enviro-tec has to offer across motors, actuators, controls, and more.