APCOM 100110951 Eco/Thermostat Probe State Item SKU - 100110951 EDP - 1336190 Out of stock APCOM 100110951 Eco/Thermostat Probe, For Use With: Model BTN 120, BTN 154, BTN 180, BTN 199, BTN 199C, BTN 200/A, BTN 250/A, BTN 275/A, BTN 310/A, BTN 366/A and BTN 400/A Commercial Gas Water Heater Login for Your Price