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    AP500/500 GPD

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    Whirlwind 100 Septic Air Pump

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    6.5 CFM, 2 Year Warranty


    Whirlwind® STA Series Septic Air Pumps are dependable, energy-efficient aerators that offer extremely quiet operation and excellent long life. Whirlwind® linear air pumps use diaphragms to compress and move air through heavy-duty tubing into the wastewater of your septic aeration tank. The Whirlwind® STA100N Septic Air Pump operates 100 LPM at 2.6 PSI with a maximum continuous operating pressure of 5.22 PSI. The STA100N also achieves a maximum open air flow of 6.5 CFM. Linear diaphragm air pumps are effective pumps for septic aeration and have been widely used for pond aeration, as well as applications in medical and laboratory settings.

    The Whirlwind® STA100N Septic Air Pump is a compatible septic tank pump replacement for original equipment manufacturer (OEM) 100 LPM models including: Alita AL-100/AL-100P, Blue Diamond ET-100, FujiMAC MAC100R II, Hiblow HP-100/HP-100LL, Secoh EL-100/JDK-100, and Thomas AP-100.


    We offer a 2-year limited warranty on all Whirlwind Septic Air Pumps.

    Gast 0523 Rotary Vane Air Compressor


    The Gast 0523 Rotary Vane Air Compressor is a rotary vane type compressor/vacuum pump used for 500GPD aerobic septic tanks. This pump can be used as a compatible replacement for Gast 0323, 0523, RV03, RV05, Thomas QR-0030 and QR-0050 units.

    The Gast 0523 Rotary Vane Air Compressor pump includes an internal muffler and filter silenced for quieter operation, a thermal protector to protect the motor from overheating and burning out as well as an integrated foot support assembly to make mounting the 0523 pump easier.

    *Thomas is a registered trademark of Gardner Denver Thomas, Inc.

    The rugged Gast 0523 has a tough cast iron housing and sealed bearings providing a low maintenance and durable solution for just about any low pressure application.

    Includes (1) thermal protector (1) internal muffler and filter (1) foot support assembly


    The Gast 0523 Rotary Vane Air Compressor comes with a 1-year manufacturer warranty.

    AP500/500 GPD

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