Check the listing for details. 100111019 | 9006242015 | A.O. Smith LOWER PROBE. Color: Not Available, Condition: New. Listed at 97.00 USD. 100111019 | 9006242015 | A.O. Smith LOWER PROBE Condition: New - This item may not be in its original packaging*Genuine OEM Part* Description:Replacement Lower Probe for Select A.O. Smith Commercial Water Heaters IMPORTANT: Water Heater parts and accessories should only be installed by qualified technicians. Failure to understand and follow the manufacturer’s installation and use instructions may result in fire or explosion, electric shock, property damage, injury or loss of life. It is your responsibility to seek professional advice when installing and using these parts and accessories.⚙️ Will This Part Work for My Water Heater?This part is listed by A.O. Smith/State as being compatible with the following models (not an exhaustive list):BTH 120-100 (BTH 120A, 100 Series) - Natural GasBTH 120-101 (BTH 120A, 101 Series) - LPBTH 150-100 (BTH 150A, 100 Series) - Natural GasBTH 150-101 (BTH 150A, 101 Series) - LPBTH 150-200 (BTH 150A, 200 Series) - Natural GasBTH 199-100 (BTH 199A, 100 Series) - Natural GasBTH 199-101 (BTH 199A, 101 Series) - LPBTH 250-100 (BTH 250A, 100 Series) - Natural GasBTH 250-101 (BTH 250A, 101 Series) - LPBTH 300-100 (BTH 300A, 100 Series) - Natural GasBTH 300-101 (BTH 300A, 101 Series) - LPBTH 300-200 (BTH 300A, 200 Series) - Natural GasBTH 300-201 (BTH 300A, 201 Series) - LPBTH 400-100 (BTH 400A, 100 Series) - Natural GasBTH 400-101 (BTH 400A, 101 Series) - LPBTH 400-200 (BTH 400A, 200 Series) - Natural GasBTH 400-201 (BTH 400A, 201 Series) - LPBTH 500-100 (BTH 500A, 100 Series) - Natural GasBTH 500-101 (BTH 500A, 101 Series) - LPBTH 500-104 (BTH 500A, 104 Series) - Natural GasBTH 500-200 (BTH 500A, 200 Series) - Natural GasBTH 500-201 (BTH 500A, 201 Series) - LP***WATER HEATER PARTS ARE MODEL SPECIFIC. IF YOU NEED HELP VERIFYING WHETHER THIS PART IS COMPATIBLE WITH YOUR WATER HEATER PLEASE MESSAGE US WITH YOUR UNIT'S MODEL + SERIAL NUMBER. WE RECOMMEND SENDING A PICTURE OF YOUR WATER HEATER'S RATINGS PLATE (THE LABEL WITH THE MODEL AND SERIAL NUMBERS) AND THEN TYPING OUT BOTH NUMBERS IN YOUR MESSAGE*** 📦 Shipping + Returns:All items ship 1 Business Day after payment receivedReturns accepted within 14 days - *PART MUST BE UNUSED* Thanks for looking + please check out our store for more water heater parts! 🛒🛍️⚙️