Part Number 4391S13-38 Thermostat Klixon Replaced 43 in stock with ready to ship. Get an instant quote for Zodiac Aerospace part number 4391S13-38 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 4391S13-38. Our dedicated account manager will get back to you within 15 minutes.