The Packard PR343 is a Single-Pole Double-Throw (SPDT) general purpose relay designed for dependable switching performance in HVAC control applications. Featuring a 24-volt coil, this relay is ideally suited for integration into heating, cooling, and ventilation control circuits where precise, low-voltage switching is required.
Key Features
- Single-Pole Double-Throw (SPDT) switching configuration
- 24-volt AC coil for compatibility with standard HVAC control circuits
- Compact design for easy installation in control panels and equipment enclosures
- Reliable electromechanical switching for both normally open and normally closed loads
- Suitable for use in residential and light commercial HVAC systems
Common Applications
- Furnace and air handler control circuits
- Fan and blower switching
- Heating and cooling system sequencing
- Zone control and auxiliary equipment switching
Why Choose Packard?
Packard has been a trusted name in HVAC electrical components for decades, delivering quality relays, contactors, and controls that meet the demands of professional HVAC technicians and contractors. The PR343 continues that tradition with a robust build and consistent performance you can count on job after job.
