modelQSA900513
manufacturerQS

Ac 3PH Bow thruster 900 kg ø513 55 kW

QS
Derzeit nicht verfügbar **
24 months statutory warranty
Contact information according to Art. 19 EU GPSR

Postal address

QS Seamaster / SAIM Marine

Via Enrico Fermi 19
20090 Buccinasco
Italy

Electronic address

E-Mail: [email protected]
Website: qs-seamaster.com

QSA 900-513 QSA AC tunnel thruster

The QSA 900-513 from the QSA series from QS Seamaster is a three-phase AC thruster for medium to large yachts. With up to 900 kgf thrust and proportional control (standard), it enables precise maneuvers, unlimited running time (duty cycle) and low maintenance.

Technical data

  • Max. Thrust: 900 kgf
  • Recommended boat length: 3045 (100150 ft)
  • Internal tunnel diameter: 513 mm
  • Propeller: Double propeller (counter-rotating)
  • Engine power: 55 kW
  • Power supply: AC 3~ 230/400 V
  • Weight: 590 kg
  • Type approval: RINA

USP & advantages

  • Proportional as standard sensitive control when starting and stopping.
  • Unlimited running time (no thermal duty cycle limit as with DC systems).
  • Hydrodynamic gear head; low maintenance requirements.
  • Propeller made of special composite or NiBrAl (from QSA320?300) for high efficiency & robustness.
  • RINA Type Approval (from QSA320?300).

Manufacturer: QS Seamaster - Series: QSA AC - SKU: QSA900513-AC - Source: Manufacturer's page - Status: 2025-09-21

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