Antunes Controls 8021204063 Pressure Switch

The Antunes Controls 8021204063 is a high-precision air differential pressure switch designed for critical monitoring of air flow in HVAC and process heating applications. This SPDT pressure switch features an adjustable set point range from .17" to 6" W.C., providing versatile performance for proof-of-airflow and filter monitoring. Built with a durable die-cast aluminum housing and an integrated cover, the model 8021204063 ensures reliable switching in demanding environments. Technicians utilize this unit for its repeatable accuracy and low-pressure sensing capabilities, making it a standard for gas burner sequences and ventilation interlocking. The single pole double throw configuration allows for flexible wiring, ensuring compatibility with various control boards and safety circuits. Engineered for differential pressure monitoring, this switch provides the mechanical reliability required for commercial and industrial combustion systems.

• Adjustable Range: Precise field adjustment from .17" to 6" W.C. for fine-tuned air flow detection.
• SPDT Contact Action: Flexible wiring options for normally open or normally closed circuit applications.
• Rugged Construction: Includes a protective cover and durable materials to withstand mechanical vibration.
• Versatile Mounting: Designed for easy integration into existing ductwork or burner assemblies.

Common Questions:

How do I calibrate the set point on the 8021204063?
Calibration is achieved by adjusting the internal screw to the desired inches of water column as indicated on the scale, ensuring the HVAC pressure switch trips at the necessary threshold.

Can this switch be used for both positive and negative pressure?
Yes, the Antunes 8021204063 is designed to sense positive, negative, or differential pressure depending on the port connection utilized.

What are the electrical ratings for the SPDT contacts?
This differential air switch typically supports standard pilot duty ratings, facilitating direct communication with 24V or 120V control circuits.

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.