Trane BLK0940 Terminal Block Refrigerant While designed as a Carrier

While designed as a Carrier OEM part

the 2303 model provides reliable forced-air circulation without interfering with the furnace's primary combustion cycle during power outages

Precision Modulating: Provides graduated water flow adjustment rather than simple binary switching

The kit includes high-quality internal valve components

Trane BLK0940 Terminal Block Refrigerant While designed as a CarrierThe Trane BLK0940 is a high performance 6 terminal block designed for precise low voltage wiring in commercial and residential HVAC applications. Engineered with nickel plated brass poles, this terminal board ensures maximum conductivity while offering superior corrosion resistance for long term field reliability. It serves as a critical OEM replacement part for managing complex electrical wire way connections within Trane air conditioners and heat