Impeller for AquaClear Powerhead 70 - Replacement part AH-9312

Replacement impeller for the AquaClear Powerhead 70 designed to restore the pump drive and water flow in compatible powerhead units. This impeller fits into the rotor assembly of the Powerhead 70 and is intended for repairing units that are noisy, underperforming, or no longer spinning. Installing a new impeller helps re-establish reliable circulation for filtration and oxygenation in aquariums.

Advantages

The impeller is engineered to match the original dimensions and magnetic coupling required by the Powerhead 70, providing consistent rotational performance and minimal vibration. Using the correct replacement part reduces wear on the motor shaft and bearings, helps lower operational noise, and restores expected flow rates. Its design supports prolonged service life when installed and maintained properly.

Suitable for

• Repairing AquaClear Powerhead 70 units that have stopped spinning
• Replacing worn or noisy rotors to reduce vibration and sound
• Restoring water flow for filtration and oxygenation in freshwater and saltwater tanks
• Routine maintenance to maintain consistent circulation performance

Key specifications

• Component type: impeller/rotor for inline powerhead
• Compatibility: designed for use with AquaClear Powerhead 70 models
• Function: restores magnetic coupling and rotational drive for water flow
• Material: wear-resistant composite and magnetic element for rotor operation
• Performance effect: returns pump to nominal flow and reduces noise when installed correctly

How to use

Turn off and unplug the Powerhead 70 before attempting any repairs. Remove the powerhead housing to access the rotor chamber, extract the old impeller carefully, and inspect the rotor shaft and housing for debris or damage. Clean the chamber and shaft with freshwater and a soft brush, then install the new impeller ensuring it seats correctly on the shaft and aligns with the magnetic coupling. Reassemble the housing, secure all parts, and restore power. Verify proper rotation and unobstructed water flow before returning the unit to regular operation.

Usage recommendations

Inspect and clean the impeller and rotor chamber every 4–8 weeks depending on tank conditions to prevent buildup that can impair performance. Replace the impeller if signs of wear, chips, or weakened magnetic coupling are observed. Use only compatible replacement parts and follow manufacturer guidance for safe handling and maintenance of the Powerhead 70.