Both SEER and EER are included in the ENERGY STAR specification because each rating indicates the energy efficiency of the product under different operating modes. Old Serial … Lennox Central Air Conditioner Model Number Continue from Frank's comments. York Serial Numbers ID FROM HISTORY TO OCTOBER 2004 X X X X 9 9 9 9 9 9 6 DIGITS SEQUENCED NUMBERS TYPE OF ITEM M=Mfg. Contact Us at +1 844 628 2529 We can help you with a solution tailored to your specific needs. Both ratings are important when choosing a product. In the search box below, enter a unit serial number and find it! Please note that lookup by Sales Order and Purchase Order currently only applies to products produced 2014 and earlier. C = Air Cond., W ater Cooled D = A ir C ond., S ingle P kg. If you can't find your SEER rating, the AHRI (Air Conditioning, Heating and Refrigeration Institute) provides a great directory look up, which allows you to put in the make/model of your unit to find its SEER rating. HVAC Parts Shop 7252 W Frontage Rd Suite B Merriam, KS 66203 The possibilities on residential units range from 18 to 60. Commercial Bipolar Ionization Air Purification System. For more information on your unit's SEER rating or to find out which high efficiency model would be a great replacement for your home and comfort, contact us online or at 804-798-1371. (Ask us for details). SEER stands for Seasonal Energy Efficiency Rating, which is a number that is determined by the manufacturer and required by the U.S. government. Find out how we leverage our unparalleled residential dealer network and world-class commercial support services to lead the industry. Parent Company: York Example: Carrier A/C Compressor Condenser Model# 38XD12400 (same unit as used for the serial number example above), there is variation in how Carrier assigned these numbers but typically the numbers indicate either tonnage or MBTUH. Choose from YORK ®, Luxaire, Coleman, Fraser-Johnston, Guardian, or Johnson Controls parts. If you have a cooling system, chances are you've heard of the term "SEER rating". In Ashland and Richmond, VA you can save up to 44% a year on cooling costs by upgrading to 16 SEER from a 9 SEER 3.0 ton unit (based on 11.04 cents/KWh and a run time of 8 hours a day/4 months a year). 14 SEER or higher units are fitted with much better controls and protective devices to protect the unit if a problem occurs (bad power, refrigerant loss, etc.). This ratio is expressed in Btuh/watt. Contact Us at +1 844 628 2529 We can help you with a solution tailored to your specific needs. size / from model number ? This translates to greater energy efficiency, lower utility bills, and less environmental impact. They have a 5 minute time-delay to keep heat from turning on and off during storms, or if someone is tampering with the thermostat.