Up for sale is a NEW (no box) ALTECNIC CALEFFI 521222 (ART. 5212) 30+50° C 22mm 3-Way Fail Safe Thermostatic Mixing Valve which comes as pictured in the actual photos.  Thermostatic mixing valves are used to maintain the domestic hot water supplied to the user at a constant and safe temperature, when variations in the hot and cold water supply conditions and draw-off flow rates occur. U.S. bidders are welcome.  Shipping and handling within the U.S. will be $9.95.  Good luck.