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1 HP Pond Aerator System, Up to 3 Acres, Two 10 In Diffusers, 200 Ft Tubing | Rocking piston compressor with aluminum body and copper motor, 6.7 CFM at 5 PSI, overheat protection, fittings included

  • Based on 31 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazing Pond Supplies

Arrives Aug 1 – Aug 3
Order within 8 hours and 4 minutes
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Size: 1 HP 2 Diffuser System


Features

  • Built to Last - Complete system designed with our best components for circulation and increased oxygen content for a healthy pond environment. Operating temperature range of -5 to 175 Degrees Fahrenheit with a overheat protection at 290 Degrees Fahrenheit
  • Everything You Need in One Kit - Includes: (1) 1HP Subsurface Compressor, (2) 10" EPDM Diffusers, 200' of 3/8" Weighted Black Vinyl Tubing, and All Necessary Fittings & Hardware.
  • Maximum Power - PA-RP80P: Volts - 120; Amps - 7.5; Hertz - 60; CFM @ 5 PSI - 6.7. Pump has aluminum allow body for maximum durability and copper motor for energy efficiency.
  • Top Performance - Dimensions: 1HP Rocking Piston Compressor (Length x Width x Height) - 10.5" x 6" x 9.5"
  • A Product You Can Trust - Backed by a 2-Year Manufacturer's Warranty

Description

From building new ponds to maintaining existing ones, HALF OFF PONDS has the kits, pumps, filters, and aerators you need. HALF OFF PONDS is a U.S.-based, family-owned brand offering high-quality pond kits, pumps, liners, and filtration. From koi ponds to waterfalls, we make it easy to build and maintain beautiful, low-maintenance water features. Whether you're starting fresh or upgrading your backyard, our trusted products and expert support make it easy to turn your backyard vision into reality. Visit the Store All-in-one kits with liner, pump, and plumbing, build your own koi pond or waterfall with ease and confidence. Add movement, beauty, and aeration to your pond with our energy-efficient floating fountains, built to impress. Visit the Store Boost koi color, growth, and health year-round with floating pellets in Show & Grow, Grow Pro, and All Seasons formulas. Powerful multi-stage filtration with UV for clear, healthy water, engineered for performance and reliability. Visit the Store Enjoy the beauty of cascading water without the upkeep. Easy-to-install kits blend into any landscape naturally. Tear-resistant, flexible liner built for long-lasting performance in any pond environment. Easy to shape and install. Boost oxygen circulation and clarity with energy-efficient, bottom-diffused aeration built for lasting performance. We focus on delivering high-performance pond equipment at competitive prices. From aerators to full pond kits, each product is carefully selected to offer reliability, efficiency, and ease of installation for pond owners of all levels. Yes! Our kits include everything you need with clear instructions, so anyone can build a pond or waterfall. From small koi ponds to large fountains, we offer solutions for every scale—pumps, filters, aerators, and more. Aeration improves water quality by increasing oxygen levels, breaking down waste, and releasing harmful gases. Continuous circulation helps reduce thermal layering, improves filtration efficiency, and minimizes debris buildup. It also helps keep areas of the pond from freezing in winter. The oil-free compressor features sealed bearings, a debris-trapping air filter, and vibration-isolating mounts for quiet, reliable operation. The 1/2HP PA-RP60P Rocking Piston Compressor delivers up to 3.9 CFM for efficient bottom aeration in ponds and lakes. Operates on 120V with a 3.5-amp motor and 6-ft power cord. Ideal for depths up to 25 feet; max depth 40 feet. Flow: 3.9 CFM @ 5 PSI, 3.5 CFM @ 10 PSI, 3.0 CFM @ 15 PSI. The 1HP PA-RP80P Rocking Piston Compressor delivers up to 6.7 CFM for high-capacity pond and lake aeration. Runs on 120V with a 2.5-amp motor and 6-ft power cord. Efficient to 25 ft, max depth 40 ft. Flow rates: 6.7 CFM @ 5 PSI, 6.3 CFM @ 10 PSI, 5.7 CFM @ 20 PSI. The Half Off Ponds Cabinet with Cooling Fan Assembly provides secure, weather-resistant protection for your rocking piston aeration compressor. This durable enclosure features a powder-coated steel body with vented panels for airflow and noise reduction. The integrated cooling fan prevents overheating during continuous operation. Includes: Bottom aeration is essential for maintaining a healthy pond or lake. It increases dissolved oxygen, which supports fish health and helps prevent harmful turnover events. In ponds deeper than 6–7 feet, thermal layering (thermocline) forms — with cold, oxygen-poor water on the bottom and warmer, oxygen-rich water on top. Without aeration, this separation traps harmful gases like methane and hydrogen sulfide at the bottom. Bottom aeration breaks up the thermocline, circulating oxygen throughout the water and releasing gases at the surface. Start slowly (1 hour/day), increasing by 1 hour daily during daylight until continuous operation is reached, to avoid shocking the system. Most ponds don’t get enough natural oxygen from wind, rain, or photosynthesis, especially in hot or stagnant conditions. Aeration ensures all aquatic life gets the oxygen it needs to thrive. It also prevents winter freeze-over by keeping an open hole in the ice for gas exchange. For best results, use bottom aeration with beneficial bacteria (after a few weeks of consistent oxygenation). Benefits include: healthier fish, improved water quality, reduced risk of turnover, and more stable aquatic conditions. Simply Clear Filtration Pressure filter with UV Aqua Pulse Pumps Stingray all in one AQF Floating Fountains Subsurface Aeration Kit

Brand: HALF OFF PONDS


Voltage: 120 Volts


Recommended Uses For Product: Maintaining Water Quality, Preventing Pond Stratification, Supporting Aquatic Life


Power Source: ac


Noise Level: 75 Decibels


Voltage: 120 Volts


Recommended Uses For Product: Maintaining Water Quality, Preventing Pond Stratification, Supporting Aquatic Life


Power Source: ac


Noise: 75 Decibels


Additional Features: Portable


Maximum Power: 1 Horsepower


Maximum Current: 7.5 Amps


Air Flow Capacity: 6.7 Cubic Feet Per Minute


Maximum Horsepower: 1 Horsepower


Compatible Hose Diameter: 0.38 Inches


Hose Length: 200 Feet


Maximum Pressure: 5 Pound per Square Inch


Item Weight: 86 Pounds


Item Dimensions L x W x H: 11"L x 11"W x 9.5"H


Material Type: 1HP Pump


EU Spare Part Availability Duration: 2 Years


Brand Name: HALF OFF PONDS


Included Components: (2) Single-10" EPDM Self-Sinking Diffuser Discs


Model Number: PARP-80KSD2


Model Name: PARP-80KSD2


Manufacturer: Half Off Ponds


UPC: 602401444300


Unit Count: 1.0 Count


Manufacturer Warranty Description: 2-Year Manufacturer's Warranty


Global Trade Identification Number: 00


Manufacturer Part Number: PARP-80KSD2


Color: Black


Style: Portable


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Aug 1 – Aug 3

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • As advertised
Size: 1 HP 2 Diffuser System
It operates as advertised. We are running it off solar, it works exactly like the ads said it would. Now, we wait to see if it helps with the overgrowth of algae along with the water plants, snails, crawdads and grass carps of course.
Reviewed in the United States on July 12, 2024 by Carole B

  • POS Pump
Size: 1 HP 2 Diffuser System
Broke after 18 months. Waste of money
Reviewed in the United States on July 3, 2026 by Mwagn3r

  • Easy.
Size: 1 HP 2 Diffuser System
Easy to setup. Came with everything I needed.
Reviewed in the United States on May 18, 2022 by Michael C

  • Works!
Size: 1 HP 2 Diffuser System
Works great other than after two days the toggle switch melted
Reviewed in the United States on September 14, 2022 by shawn grider

  • Ok
Size: 1 HP 2 Diffuser System
There was no owners manual or warranty info
Reviewed in the United States on June 29, 2020 by bruce moore

  • 14 weeks is all it lasted.
Size: 1 HP 2 Diffuser System
I’m looking for one that will pump air for a year or longer. This one only lasted 14 weeks.
Reviewed in the United States on August 13, 2020 by Howard Callender

  • Pump failed, caught on fire
Size: 1 HP 2 Diffuser System
The system worked well for 5 months, then compressor/pump caught on fire and completely burned up. Half Off Ponds (seller) claims this was due to electrical supplying the pump, but everything was installed by a licensed electrician. This was a failure of the pump and safety features within. I have had this all reviewed by the electrician. Half Off Ponds is not honoring the warranty on the pump. Very disappointed and dissatisfied. There was another review with a fire as well. Do not buy, shop elsewhere. ... show more
Reviewed in the United States on August 19, 2023 by Ashley

  • Both pumps died over 6 months to 2 year period of time
Size: 1 HP 2 Diffuser System
Not sure about the value of these pumps for the cost paid. One died in 6 months replaced though warranty after having to send it to the manufacturer with my own shipping costs. The second one died just shy off 2 years. I am in the process of trying to contact the manufacturer regarding warranty!!
Reviewed in the United States on July 4, 2022 by SS

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