WEIL MCLAIN -water temperature sensor to control board harness -BRAND NEW...will fit Williamson -Union Steam-Thermoflow--.item comes from our working stockroom,please check photo's for additional description ,condition,color........all questions answered will have dust ,scratches,rust and or stains item is NEW.... Ships FAST- GET IT FAST we accept no returns or refunds ....auction is for one item ENJOY OUR LOW PRICES WHILE WE RESTRUCTURE OUR WAREHOUSE.....CHECK BACK OFTEN FOR DEALS ON 100'S OF TOOLS AND SUPPLIES...we offer no returns or refunds on any electronic controls or parts-please have this part installed by a professional.....comes as shown ,if its not in the pictures it does not come with it ,please ask all questions first-