Air Conditioning Control / DC Communication Board — 210900445A | 210900445D

Computer control board for air conditioning units that functions as a DC power/control module and communication interface. This unit is compatible with part numbers 210900445A and 210900445D and is intended as a direct replacement for systems using those boards. Check your existing part number to confirm compatibility before purchase.You may also like FOR HyperDuo Quad SATA 3.0 Port PCI-e Card — 4 Ports SATA 6Gbps 3.0 SSD HDD PCI Express Card with Built 0 Expanding Heat Sink.