SILENT 792018-08-16T10:11:30+00:00


Naval Architecture: Enrique Castilla / Insenaval
Exterior and Interior Design: Marco Casali / Too Design
Concept and innovation: Michael Köhler / Silent Yachts

Length overall: 23,95 m
Length waterline: 23,70 m
Beam overall: 10.95 m
Draft: 1.25 m
Light displacement: 48 tons
Water: 1.000 L
Waste-water: 2 x 1.000 L
Fuel: 3.000 L
Standard motors (electric): 2 x 80 kW (peak 2 x 135 kW)
Battery capacity: 200 kWh
CE Certification A: 14; B: 18; C: 24; D: 40

The Silent Advantage

100% Solar Powered «
Unlimited Cruising Range «
Lifetime Maintenance-free Motors «
Noiseless and Fume-less Luxury Navigation «
No Heat Build-up «
Highest Quality Materials & Craftsmanship «
Safest Marine Propulsion System «
25-year Solar Panels Warranty «
10-year Battery Banks Warranty «

SILENT 79 External Views

SILENT 79 Internal Views

Autonomy, Reliability and Safety

  • Ultra light weight glass/carbon sandwich composite construction
  • Resin infusion and Vacuum bagging for strong and lightweight structure
  • High quality and osmosis free vinylesther resin
  • Sophisticated highly torsion resistant hull and bulkhead structure, vacuum infused
  • Watertight bulkheads in several sections and collision-compartments for ultimate safety
  • Reinforced stub keel
  • Foam sandwich structure of boat acts as thermal and sound insulation
  • Additional thermal insulation at hull outer surfaces
  • Gelcoat colour acc. RAL for all glassfiber reinforces plastic parts
  • Built in accordance with CE regulations. USCG on request.
  • 2 x 135 kW / 2 x 400 kW high efficient synchronous motors
  • 100 kW / 2 x 100 kW cruising speed 8-10 kts, top speed approx. 12 kt / 20 kt
  • High-efficiency propellers on shaft lines
  • Engine controls and control panels at inside main deck helm and at flybridge
  • Access to engine- / technical-compartments at cockpit and /or at stern entrance
  • Engine-compartments ventilation by natural aeration and forced extraction
  • Generator-, engine- and technical compartments sound isolated
  • LED-light in each technical compartment
  • 3 diesel tanks – total 3,200 L: 2.,200 L fuel tank in hulls + 1,000 L day tank
  • Equipment includes:
  • Filtration: pre-filter, water-separator and filter
  • Fuel cut-out remote control
  • Fuel filler, aeration
  • Electric reading gauges at main switchboard
  • 2 laminated rudder blades with stainless steel rudder shaft and bearing
  • Extra reinforced rudder basement
  • Self-aligning upper and lower bearings
  • Hydraulic steering system
  • Emergency tiller and bypass vent
  • 56 high-efficient solar-panels in total for propulsion and household, total approx. 92 m²
  • MPPT solar charge regulators
  • Range-Extender 100 kW (continuous 80 kW) to recharge the batteries if necessary
  • High Voltage DC Battery for main storage capacity of 200 kWh
  • 24 V service batteries
  • Charger 80 A
  • Inverter 30 kVA – sufficient for all household appliances
  • Charge-, consumption- and capacity controls for all electric circuits
  • All hoses and pipes are marine grade
  • Fresh water:
    • 1,000 L fresh water tank (other sizes as option)
    • Fresh water circuit including 2 water pumps (for redundancy)
    • De-central water heaters at each service facility
    • 2 stern showers (hot/cold))
    • Fresh water filter at filler
  • Waste water:
    • 2 x 475 L waste water tank
  • Drainage circuits:
    • Self-draining cockpit as per CE standards
    • Automatically activated electric bilge pump in each watertight compartment with indication at main switchboard
  • All pumping systems according CE regulations
  • Fuses and interrupters for 12, 24 and 48 V DC and 23 V AC (US Version 115 V)
  • All wiring with tin-coated marine-grade copper cables
  • All cables labelled and mounted on rails
  • All lights high quality LED
  • Main Switchboard with Monitoring touch screen-controls for lights, battery level, fuel-, water- and blackwater-levels, navigation lights
  • Shore-power connection with fuse
  • Windscreen wipers with washing system

Interior Design

  • Variable layout versions upon owner’s request
  • Up to 5 cabins plus spacious crew compartment
  • Office and storage / multi-purpose cabins possible
  • Headroom in the cabins, bathrooms and corridors 2.10 m
  • Headroom in the front-cabin 2,10 m, front-cabin bathrooms /walk-in-closet 2,05 m
  • Headroom in the saloon / kitchen: 2.10 m
  • Large port lights in all cabins
  • Deck-hatches in all cabins integrated ‘flush deck’
  • Deck-hatches in front-cabins “flush deck” design – shaded by roof
  • Natural aeration and forced aspiration-system in all cabins / bathrooms
  • Interior furniture built in light weight materials
  • All walls lacquered or covered with wood, vinyl leather or Alcantara materials
  • Standard Interior with mix of modern veneer with white lacquered surfaces and wooden floors. Décor wall panels in vinyl leather or fabric. Stainless steel applications inside
  • Other Interior veneers such as Wengé, Palisander, Oak, Mahogany, Aniegre and matching Décor Materials and leathers on request
  • Hand rails in s/s, covered with leather
  • All cabin- and bathroom doors in light weight material, high quality, soft closure
  • LED spotlights and LED indirect lights
  • Vast panoramic saloon of maximum 54 m² of living area
  • Window area in standing and lower eye level for all round vision
  • Full beam saloon door – opens at full saloon-width , several versions applicable acc. Owners request
  • One sliding windows each side
  • LED spotlights and LED indirect lights
Located in the front starboard of the saloon, facing forward

  • Helm-position with steering, engine-controls and -displays, compass
  • Large instrument console for electronic equipment
  • 2 x 230 V (US 115 V) socket, 2 x 12 V sockets
  • 360° view from helm
  • Variable layout acc. Owners design request
  • Ergonomically styled sofa with comfortable cushions acc. Owners layout
  • Dining table for 10 persons
Located on port-side, other setups upon request

  • “U” shaped kitchen with acrylic solid worktop
  • Central bar with storage underneath
  • Sink in acrylic stone optic
  • 230 V (US 115 V) sockets on the worktop
  • Miele Marine preferred, other brands on request
  • Induction cook-top (4 plates)
  • Electric dishwasher
  • Electric Oven
  • Stainless steel air-extractor
  • Flap with access to waste bin or storage-locker
  • household fridge with deep freezer, ice-machine
  • Several storage solutions throughout the pantry and saloon area
  • Natural aeration and forced aspiration-system in all cabins / bathrooms
  • Large portlights and flush deck-hatches CE approved
  • 1 large double bed or 2 single beds with slatted base
  • Maritime mattresses in PU-foam with varied densities for greater comfort and restful sleep (140 mm thick), anti-mite, anti-fungus, antibacterial, hypoallergenic
  • Storage under the bed by drawers
  • Several hanging lockers and lockers with shelves, storage boards
  • 2 x 230 V (US 115 V) sockets and USB socket
  • LED-ceiling-lights and reading lights back side of the bed
Additionally to the above mentioned features:

  • Full-width cabin > 8 m wide
  • 1 large double bed 210 x 180 with side access
  • Vast storage area on the bridge deck alongside the bulkhead
  • Bathroom in hull with large vanity-table, large shower and 230 V plugs
  • Walk-in locker with extensive hanging lockers, desk, large mirror and lockers with shelves
  • Dayhead with sink
  • All bathrooms accessed en-suite
  • Sink / basin with mixer tap (H/C)
  • Locker under the sink / basin and other locker for various items
  • Upper cabinet with mirror
  • Non-skid flooring in shower
  • Accessories such as towel holder, soap-dispenser, paper-holder
  • Electric/vacuum toilet
  • Separated shower (H/C) with acryl door in each Bathroom
  • Shelf and seat in shower
  • 230 V (US 115 V) sockets
  • LED spotlights and indirect lights

Exterior Design

  • s/s handrails
  • 2 swimming ladders at transom – one emergency, one un
  • 230 V (US 115 V) power outlet and shore-power-input
  • Courtesy- / emergency-lights
  • Large cockpit usable as deck saloon, protected by the roof
  • Aft entrance to cabin / crew quarter or aft storage by companion way port side
  • Large central seating with storage underneath
  • Lounge seat and L-shaped sofa
  • Fixed cockpit table for 6-10 persons
  • Inmolded stern access doors to storage and/or tender bay (max. length 4,60 m)
  • Inmolded side doors with integrated steps and s/s handrail
  • All voids are accessible for ropes, fenders, cushions etc.
  • Stairs to flybridge, aft roof carbon fiber stanchions
  • Outdoor pantry and bar with electric grill, sink, acrylic worktop
  • LED daylights, point lights and courtesy lights
  • Access through liftable staircase hatch sternwards
  • Sufficient space for generator and all other technical components
  • Space for a motorcycle, personal watercraft, bicycles etc.
  • Dryable by AC
  • LED-light, 230 V sockets
  • 3 major deck-hatches for access to forward storage-compartments and anchor locker
  • Sunbed each side of superstructure
  • Panoramic glass roof at foredeck
  • U-shaped convertible sofa / sunbed with lowerable table
  • Salon entrance door at starboard side
  • Composite longitudinal compression-beam, comfortable trampolines made of UV-resistant heavy duty mesh
  • Central lowerable helm station with engine control and navigation equipment
  • Sofas with weathertight lockers and sun-beds
  • Liftable hardtop with solar panels
  • Sunbed area with sliding cover
  • 12 mooring cleats total (1 x platform, 1 x stern, 2 x mid-ship, 2 x bow on each hull)
  • 2 pad-eyes to attach the lifelines
  • 950 mm s/s stanchions with s/s handrail
  • Pulpit in stainless steel
  • Brand logo on sides of coach roof
  • Model name on each hull
For boats sold in USA only

  • 115 V electrical panel and 115 V sockets

For more information about purchasing a new vessel, owner assistance, financial services or our purchase programs, contact us using the information below.


Silent Yachts Handels GmbH
Irnigstraße 7
9020 Klagenfurt
Austria, European Union
E-Mail: office@silent-yachts.com

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