A control system is only as good as its input data and connectivity. Micro-Air has been manufacturing its own communication/display cables, temperature sensors, humidity sensors, and other miscellaneous wiring items, in dozens of different lengths, throughout the company's history. Many of the marine HVAC OEMs rely upon Micro-Air's marine-grade quality for long term reliability in the harsh marine environment. Accept no substitutes. Use only the originals from Micro-Air.