Model OG-15
Now You Can Buy the OG-15 Online! Just click on the "Buy Now" button below to start.
For just $1,870 USD you'll get the OG-15 shipped virtually anywhere* in the USA for FREE. You'll also receive one years' worth of filters, machine casters and our popular "quiet muffler" option all FREE.
Great for Glass Workers! * Those in Alaska and Hawaii please inquire by calling (800) 414-6474 | |

Model OG-15 With Powder Coated Steel Cover |
Twenty-one percent (21%) of the air we breathe is composed of oxygen . . .
Using Pressure Swing Adsorption (PSA) technology, the OGSI Model OG-15 extracts oxygen from the atmosphere, concentrating it up to 95% purity, and delivering the oxygen to any application.
Dependable
The OG-15 is completely self-contained. Its internal air compressor, filtration system, zeolite sieve, surge tank, and flow control system were designed for 24 hour operation.
Durable
The OG-15 is built on a powder coated steel chassis. Its anodized aluminum sieve beds are fitted with custom molded composite end caps for years of reliable service. Weighing 73 lb. (33kg) the OG-15 is the industrial strength oxygen concentrator.
Safe
Why bother with the danger of high-pressure cylinder oxygen? The OG-15's built-in regulator allows you to set the delivery pressure according to your needs. The 1/3 Horsepower compressor maintains an internal pressure of less than 32 psi, and delivers an optimal flow of oxygen at up to 12 psi.
Economical
Oxygen is free! Eliminate the unnecessary costs of transportation, storage, and cylinder rental. The OG-15 uses less than 1/2 kilowatt of electricity to deliver up to 15 cubic feet of oxygen per hour. This product is cost effective and energy efficient. 
Model OG-15 With Cover Removed |
Simple to Use and Maintain
With a lighted on/off switch, integrated control panel, digital hours meter, custom flow gauges and controls, the OG-15 is truly user friendly. Just plug it in, turn it on, and set the desired pressure and flow. Check and clean the inlet air filter every 6 months, and you're done. The zeolite sieve (which actually separates oxygen from nitrogen) is regenerative, and does not need to be replaced for the life of the unit.
The Model OG-15 was made easy to operate. All of the controls are on the front panel. The Power Switch, Hoursmeter, Gauges, Regulator and Flowmeter are easy to view and/or manipulate.
The Model OG-15 can also be ordered without the internal air compressor for operation on customer supplied air. The benefit of this option is the standard oxygen delivery pressure of 9 psig can be raised to 30 psig. Additionally, the incoming air can be treated (dried & cleaned) before it enters the generator, resulting in longer life in humid environments.
Options Available:
220 Volts AC 50/60 HZ
No Cover
Rubber Feet (for tabletop use)
Quiet Muffler Option
Pressure Switch and Relief Valve
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