New, no box, inspected and working. Thermal tank regulation board by Applied Research Laboratories/Fisons model 5701551, 5930088-4. Has a 64-pin (2 rows) DIN connector, a 6-pin (2 rows) for power distribution and two 12-position connectors to spectro valves. Several areas are identified on the board: Primay chamber pumping valve, spectrometer pumping valve, primary chamber venting valve, sample rotation, therm fans and thermal water valve.