Hayward FDXLTER1930 FD Thermistor for Universal H-Series Low Nox Pool Heater Sku: HAY-FDXLTER1930-BS This is a brand new part comes with a full manufacturer warranty!!! This sale transaction is for only this part number: FDXLTER1930 Hayward FDXLTER1930 FD Thermistor for Universal H-Series Low Nox Pool Heater. Features: Fits hayward universal h-series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp Also fits hayward universal h-series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp TERMS OF SALE: If, after receiving this item you discover that it was not the one you wanted, simply return it for a full refund within 30 days. You will have to pay for the return shipping charges. Refund is void if you have installed, used or damaged the item in any way. Item must be returned with its original box, packing materials and instructions. Payment via PayPal must be received within 3 days of transaction and prior to shipping. SHIPPING: Shipping charge will be based upon location. Please use the shipping calculator or request a shipping quote. International buyers: Customs fees, duties, taxes, tariffs other fees are your responsibility. Arrival time will depend on your location. If you have any questions, feel free to ask. Thank you for visiting! Weight:0.37~SCID:181071~Dimension:6x6x6