Rheem Furnace Parts 47-19807-04 Transformer Fan Center

Transformer Fan Center by Rheem, model 47-19807-04, is a reliable furnace part that coordinates the blower and control circuits in an HVAC system. The core unit combines a 120 Volt AC primary with a 24 Volt AC secondary, delivering dependable power to the relay and protecting the furnace from airflow disruptions. This Transformer Fan Center is designed for compatibility with standard Rheem furnace setups and is backed by solid build quality for long-term operation.

With a mounting plate measuring 4-1/4 x 4-1/4 inches, it fits neatly in crowded furnace compartments. The 24V relay coil ensures quick engagement, while the SPDT contact configuration provides versatile switching for fan and auxiliary circuits. Published at 50/60 Hz, it supports typical residential and commercial HVAC frequencies.

• Transformer Voltage Rating: 120V AC (Primary) / 24V AC (Secondary)
• Relay Coil Voltage: 24V AC
• Relay Contact Configuration: SPDT
• Power Rating: 40 Volt Amp
• Mounting Plate Size: 4-1/4" x 4-1/4"
• Frequency: 50/60 Hz