modelQSA400300
manufacturerQS

Ac 3PH bow thruster 400 kg ø300 30 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 400-300 QSA AC tunnel thruster

The QSA 400-300 from QS Seamaster's QSA series is a three-phase AC thruster for medium to large yachts. With up to 400 kgf thrust and proportional control (standard), it enables precise maneuvering, unlimited duty cycle and low maintenance.

Technical data

  • Max. Thrust: 400 kgf
  • Recommended boat length: 2235 (75110 ft)
  • Internal tunnel diameter: 300 mm
  • Propeller: Double propeller (counter-rotating)
  • Engine power: 22 kW
  • Power supply: AC 3~ 230/400 V
  • Weight: 216 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: QSA400300-AC - Source: Manufacturer's page - Status: 2025-09-21

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