Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
Photo of Airmax SilentAir Piston Compressors
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Airmax SilentAir Piston Compressors

$1,138.38
$1,422.98
Size: 1/4 HP
Variant: 115V
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Photo of Airmax SilentAir Piston Compressors
Airmax SilentAir Piston Compressors
$1,138.38
$1,422.98

Introducing the Airmax SilentAir Rocking Piston Compressors - the ultimate solution for efficient aeration in ponds of up to 1/4 acre. Choose from our range of models:

  • G25 (RP25 87R) 1/4 HP: Perfectly engineered as a replacement motor for Airmax SW20HP and PS10 Aeration Systems, this compressor delivers up to 2.3 CFMs at just 1.6 running amps, with a monthly cost as low as $13.25. Equipped with SmartStart Technology, it ensures protection during pressurized restarts, available in both 115 or 230 volts.

  • G50 (RP50 87R) 1/2 HP: Designed to replace motors in Airmax SW40HP and PS20, PS30, PS40 (Pre-2022), and LS40 Aeration Systems, this powerhouse compressor produces up to 4.7 CFMs at 4.1 running amps, costing only $33.95 a month. Featuring SmartStart Technology, it guarantees the compressor's safety during pressurized restarts, available in 115 or 230 volts.

  • 3/4 HP: These high-efficiency compressors, compatible with Airmax Aeration Systems, can deliver up to 5.6 CFMs with running amps as low as 2.15, costing merely $35.60 monthly. Engineered with SmartStart Technology, each compressor ensures uninterrupted operation even after power supply interruptions, available in 115 or 230 volts.

Upgrade your aeration system today with Airmax SilentAir Rocking Piston Compressors for unparalleled performance and reliability.

Compressor Specifications 1/4 HP Single Piston 1/2 HP Dual Piston 3/4 HP Dual Piston
Model G25 (RP25 87R) 87R T75 (RP75)
Running Amps 1.6 or 0.8 4.1 or 2.05 4.3 or 2.15
Voltage 115V or 230V
Wattage 184 Watts 472 Watts 495 Watts
Max Diffuser Depth 50 Feet
Max CFM 2.3 4.7 5.6
Monthly Operating Cost (24/7) $13.25 $33.95 $35.60
Replacement Unit For SW20HP, PS10 (Post 2016) SW40HP, PS20, PS30, LS40 (Pre-2022 PS40)
Compatible Airmax Aeration Systems PS40 w/3 Diffusers, PS40 w/4 Diffusers & LS80
Warranty 2 Years

Orders over $199 CAD qualify for free shipping to Canada or the Continental United States, excluding oversized items. Free shipping covers shipping expenses up to 10% of the order subtotal. If actual shipping costs exceed this amount, we may provide a shipping quote for the difference.
Check out our Shipping Policy for more details.

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
Check out our Refund Policy for more details.

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