The AI Nero 7 Submersible Pump is the flagship of the Nero circulation pump line, built for large systems from 80 to 500+ gallons, using the same wide, adjustable propeller flow as the smaller Nero models scaled up for serious tank volume. Best for: 80 to 500+ gallon tanks Max glass thickness: 0.79in (20mm) Flow rate: up to 4,000 GPH Power: variable, 40W max Dimensions (wetside): 2.42in x 3.38in Mount: two-part magnetic system (inner + outer magnet) with about 15° of angle adjustment; magnet couples through up to 0.79in of glass Flow modes: Random, Pulse, Constant, Schedule, Feed (10-minute target-feed pause), and All-Off, all set via the onboard driver button or the app Control: myAI® or Mobius app (iOS/Android); integrates with Neptune Apex via the MXM module and Neptune Fusion Cord length: ~6ft Warranty: 1-year Includes: Nero 7 pump, fish guard, controller, magnetic mounting system, power supply, quick start guide.Nero pumps are built to be paired with AI Orbit pumps for a more complete flow profile — Orbit's cross-flow current lifts detritus off the substrate while Nero's directional and random flow patterns handle general circulation, together mimicking the mix of flow types found on a natural reef.Compatible replacement parts: propellers and mounting magnets for the Nero 7.