The 5109645-2 is a 3.0T 16 Channel Switch Assembly, a Field Replaceable Unit (FRU) designed for GE MRI scanners. This assembly switches four RF Coil Interface connectors (32 independent channels) to 16 receivers. It is compatible with various GE MRI models, including the Signa HD, Signa HDx, and Signa HDxt, all at 3.0T. The part is available in new, refurbished, and used conditions with various warranty periods from different suppliers.