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EcoPlus Eco 185 Fixed Flow Submersible/Inline Pump (158 GPH)

Official EcoPlus Dealer Model: HGC728300
  • Moves 158 gallons per hour with a high-efficiency magnetic drive motor
  • Oil-free design with a ceramic shaft resists corrosion in fresh or saltwater
  • Includes fittings for both submersible and inline setups to fit tight spaces
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THROUGH THE Cultivator's LENS Hands-On Evaluation

Who This Is For

  • You are upgrading to a magnetic drive because you need a pump that wont leak or wear out from shaft friction.
  • You are moving your pump inline because you want to keep mechanical heat from raising your reservoir temperatures.

What We Found

  • The ceramic shaft is surprisingly tough against salt buildup compared to the stainless ones found in budget pumps.
  • We noticed this unit runs much cooler than traditional direct-drive pumps even when mounted inline outside the water.

What Users Say

  • Users who switched to this magnetic drive model say they stopped finding oily film on the surface of their nutrients.
  • People who run small DWC systems report the whisper-quiet motor means they no longer hear the hum through their floors.

EcoPlus Eco 185 Fixed Flow Submersible/Inline Pump 158 GPH

Need a reliable pump that delivers consistent water flow without the noise and maintenance headaches of traditional pumps? The EcoPlus Eco 185 solves these problems with its magnetic drive technology and oil-free operation, pumping 158 gallons per hour with minimal energy consumption. If your application requires a slightly higher capacity, the EcoPlus Eco 264 Fixed Flow Submersible/Inline Pump provides 290 GPH within the same reliable product line. Built with a high-quality rare earth rotor magnet and ceramic shaft impeller, this versatile pump handles both submersible and inline applications across hydroponics, aquariums, and pond systems.

The Eco 185's magnetic drive design eliminates the need for direct shaft connections, reducing wear and extending operational life significantly. The ceramic shaft impeller resists corrosion in both freshwater and saltwater environments, while the included strainer and foam filter protect the pump from debris damage. For added protection in environments with high particulate matter, we recommend using an EcoPlus Large Pump Filter Bag to safeguard the internal components. Multiple attachment fittings provide installation flexibility whether you're setting up a new hydroponic reservoir or upgrading an existing aquarium system.

UL listing confirms this pump meets rigorous safety standards for indoor and outdoor use. The oil-free construction means no risk of water contamination, making the Eco 185 ideal for organic growing operations and sensitive aquatic environments. Installation takes minutes with the included fittings, and the compact design fits easily into tight spaces while maintaining whisper-quiet operation.

Features

🧲
Magnetic Drive Technology

Rare earth rotor magnet delivers efficient, powerful water flow without mechanical seals or direct shaft connection.

🌊
Dual Installation Options

Functions as submersible or inline pump with included attachment fittings for flexible system integration.

💧
Oil-Free Operation

Zero contamination risk with ceramic shaft impeller safe for organic grows and sensitive aquatic life.

🔄
Fresh & Saltwater Compatible

Corrosion-resistant ceramic impeller handles both freshwater and saltwater applications reliably.

🛡️
Built-In Filtration

Includes strainer and foam filter to protect pump internals from debris and extend service life.

UL Listed Safety

Certified for indoor and outdoor use with rigorous safety testing for peace of mind.

What's Included

  • EcoPlus Eco 185 Pump
  • Multiple Attachment Fittings
  • Strainer
  • Foam Filter

Specifications

Specification Value
Flow Rate 158 GPH
Drive Type Magnetic (Rare Earth Rotor Magnet)
Impeller Material Ceramic Shaft
Installation Submersible or Inline
Water Type Fresh or Saltwater
Location Indoor or Outdoor
Certification UL Listed
Volume (cf) 0.071
Dim Weight (in3/lb) 0.839
Weight (lb) 1.565
Length (in) 7.800
Width (in) 4.400
Height (in) 3.400

Frequently Asked Questions

Can I use this pump in a saltwater aquarium? +

Yes, the Eco 185 is designed for both freshwater and saltwater applications. The ceramic shaft impeller resists corrosion from saltwater, and the oil-free operation ensures no contamination in your aquarium environment.

How do I install this pump inline versus submersible? +

For submersible installation, place the pump directly in your reservoir or tank with the included strainer and foam filter attached. For inline installation, mount the pump outside your water system and use the provided attachment fittings to connect inlet and outlet tubing. Both configurations use the same fittings included with the pump.

How often should I clean the foam filter? +

Check the foam filter weekly and clean it when you notice reduced flow or visible debris buildup. Rinse the filter thoroughly with clean water and squeeze out excess moisture before reinstalling. Regular maintenance prevents pump strain and maintains optimal flow rate.

Is this pump quiet enough for indoor use? +

Yes, the magnetic drive design operates significantly quieter than traditional impeller pumps. The lack of direct mechanical connection eliminates most vibration and noise, making the Eco 185 suitable for indoor grow rooms. For those needing to maintain dissolved oxygen levels quietly, pairing this with an EcoPlus 3W Eco Air Pump is an excellent choice.

What size tubing fits the attachment fittings? +

The Eco 185 includes multiple attachment fittings to accommodate common tubing sizes used in hydroponics and aquariums. Refer to the instruction manual for specific fitting dimensions and compatibility, as the pump supports various standard tubing diameters for flexible system design.

Can I use this pump outdoors year-round? +

The Eco 185 is UL listed for outdoor use and can handle typical outdoor conditions. However, protect the pump from freezing temperatures and direct exposure to harsh weather by using appropriate housing or bringing it indoors during winter months. The pump performs best when shielded from extreme temperature fluctuations.

What happens if the pump runs dry? +

While the magnetic drive design is more tolerant than traditional pumps, running dry can still damage the ceramic impeller and reduce pump lifespan. Always ensure adequate water level in submersible applications and proper priming for inline installations. Install the pump below water level when possible to prevent dry running.

How does magnetic drive technology improve reliability? +

Magnetic drive eliminates the mechanical shaft seal found in traditional pumps, which is a common failure point. The rare earth magnet transfers power without direct contact, reducing wear and preventing leaks. This design also makes the pump oil-free, eliminating contamination risks while extending operational life significantly, a feature shared by the more powerful EcoPlus Eco 1056 Fixed Flow Submersible/Inline Pump.

 

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