Trane RLY3522 24V 50A DPDT Power Relay

The Trane RLY3522 is a heavy-duty 24-volt control relay designed for HVAC systems and commercial heating and cooling equipment. This double pole, double throw (DPDT) relay provides reliable switching control for high-amperage loads up to 50 amps, making it ideal for controlling compressors, blower motors, and other power-hungry components in residential and light commercial applications.

Key Features:

• DPDT (Double Pole, Double Throw) configuration for versatile switching applications
• 24-volt AC coil voltage for standard HVAC control compatibility
• 50-amp contact rating handles high-current loads
• Designed for use in Trane heating and cooling equipment
• Durable construction for reliable long-term operation
• Direct OEM replacement relay for compatible Trane systems

This relay is commonly used as a replacement part in Trane furnaces, air handlers, heat pumps, and package units. The DPDT contact arrangement allows for simultaneous control of multiple circuits or switching between different operational modes. Installation should be performed by a qualified HVAC technician in accordance with manufacturer specifications and local electrical codes.