The ALKIN USA is the best portable High Pressure Breathing Air compressor made for just $3495 plus shipping.  New 2008 models have improved oil system with larger oil capacity and an improved crankshaft / Flywheel design. 2008 model now includes third stage water separator and a priority valve as standard equipment allowing up to 4 times longer filter life. Brand new with one year warranty ALKIN 3.5 CFM (4.9 **SCFM). ALKIN USA is the American distributor of ALKIN compressors and the ONLY authorised warranty center in America. www.alkinusa.com Only compressors bought from AireTex or one our many dealers carry an American warranty. These are the most powerful, durable and quietest portable compressors made. CGA G7.1 E quality breathing air. They come with the standard SCUBA yoke and the 300 DIN fitting at no extra charge. Contact us at  bruce@airetex.com  for more information. The ALKIN USA W31 is the only portable compressor factory approved for filling cascade systems and multiple tanks.  AireTex also sell 444 cu. ft. cascade bottles. It does NOT void the warranty to fill these Cascade bottles. The ALKIN comes complete, tested full of oil and ready to run. They come with plug, cord and hour meter. 220v single phase. This compressor runs at 1200 RPM and has over 40 feet of Stainless Steel cooling coils. This gives you 4500 PSI air at less than 10* above ambient temperature. This compressor has a 5000 PSI max with a working pressure of 4600 PSI. The purifier is a refillable type that saves you money. Filter refill kits are only $19.95 each or we have a 10 pack special for $149.50. We are a Lawrence Factor dealer if you prefer to replace the complete cartridge. We usually ship the same day and do not have any hidden charges such as crating fees or handling fees. Shipping is $175 delivered to a business or picked up at dock. Home delivery or lift gate truck may run more. With AireTex you will get the most powerful compressor, best shipping prices and we do not exaggerate our CFM performance.  All of our compressors are designed to be durable, easy to work on and parts are readily available at a reasonable cost. This gives you a compressor that can last a lifetime and not a "Disposable" compressor. We stand behind our warranty and our products. AireTex Compressors is the World's Largest stocking distibutor of ALKIN parts and Compressors. AireTex Compressors is now the American distributor of LM.NT Nitrox systems. Some of the best Dive locations and Fire Departments in the world rely on us for the best Quality and Value in a compressor system. AireTex Compressors is proud to be the American distributor of LM.NT Nitrox Systems  www.nitroxsystems.com We now accept Mastercard, VISA and other major cards.  www.airetex.com   or visit our EBay store Call Toll Free (877)712-1588 for a shipping quote.