Daikin-McQuay 060676002 Transformer

The Daikin-McQuay 060676002 Transformer is a heavy-duty industrial control transformer engineered for high-voltage commercial HVACR applications. Designed to step down 480V primary voltage to a stable 24V secondary output, this 50VA class 2 transformer provides the reliable power supply necessary for contactors, relays, and solid-state control boards. For technicians servicing McQuay chillers or Daikin applied rooftop units, this genuine OEM part ensures precise electrical characteristics that aftermarket equivalents often fail to match, preventing nuisance trips or control circuit instability. Its core construction is optimized for thermal efficiency and minimal electromagnetic interference, making it a critical component for maintaining consistent low voltage control circuits in demanding environments.

Key Benefits for Technicians:

• Precise Voltage Conversion: Specifically calibrated for 480V to 24V step-down requirements in industrial control panels.
• 50VA Power Rating: Provides sufficient volt-ampere capacity to handle high-inrush currents from multiple inductive loads.
• OEM Compatibility: Drop-in replacement for Daikin Applied and legacy McQuay international equipment, ensuring proper footprint and terminal alignment.
• Robust Build Quality: High-grade laminations and copper windings reduce heat generation, extending the operational life of the HVAC control transformer.

Common Technical Questions:

Can I use this 50VA transformer if my current load is only 40VA?
Yes. A 50VA rating is the maximum capacity; using a higher VA rated transformer is acceptable and often preferred to allow for a safety margin and cooler operation under load.

What causes a transformer with 480V primary input to fail prematurely?
Most failures in Daikin 060676002 units stem from downstream shorts in the 24V circuit, excessive vibration in the air handler, or primary side voltage spikes. Always verify circuit amperage before installation.

Is the 060676002 compatible with older McQuay rooftop units?
This HVACR replacement part is the standard specification for a wide range of legacy McQuay and modern Daikin equipment. Cross-reference the part number in the unit's technical manual to ensure the secondary voltage matches your control sequence.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.