SILENT 60 Series




The following technical specifications (“Specifications”) describe the technical construction elements of the SILENT 60 in detail. 

All components are marine grade and have a CE certificate. The SILENT 60 has been designed and built in accordance with the ISO rules and in compliance with the safety standards according to the 94/25/CE directive.


Dimensions and Capacities

Design & naval engineering  Dr. Albert Nazarov
Concept and innovation  Mag. Michael Köhler
Length overall  17,99 m  59,0 ft
Length of waterline  17,80 m  58,4 ft
Beam overall  8,99 m  29,5 ft
Draft  0,93 m 3,0 ft
Slenderness ratio (Lwl/Bwl)  10,08
Light displacement *)  34 t  75,000 lbs
Water *)  2 x 500 L  2x 132 gal (US)
Waste-water *)  2 x 500 L  2 x 132 gal (US)
Fuel *)  2 x 500 L  2 x 132 gal (US)
Standard motors (electric)  2 x 50 kW
CE certification  A: 12; B: 12; C: 16; D: 20

*) Light displacement and performance predictions subject to change due to specification of vessel.

Engines and Performance

  • a) 2 x 50 kW high efficiency motors
  • b) Cruising speed 6-7 knots, top speed approx. 10 knots
  • c) High-efficiency bronze propellers on shafts
  • d) Engine controls and control panels at inside and outside helm e) Access to engine- / technical-compartments via cockpit hatch f) Engine-compartments ventilation: natural aeration and forced extraction g) Generator-, engine- and technical compartments sound protected h) Equipment includes:
    – Filtration: pre-filter, water-separator and filter
    – Fuel cut-out remote control
    – Fuel filler, aeration
    – Gauges for fuel level on chart table

Tests before Delivery

Before the delivery the manufacturer will carry out the following test:

  • a) Preliminary test of electrical system
  • b) Preliminary test of hydraulic system
  • c) Preliminary test of propulsion system
  • d) Test for maneuvering
  • e) Test of speed at different rpm
  • f) Test and commissioning of electronic systems
  • g) Control and check of the correct installation and operation of all components h) All surveys required for CE must be passed successfully

Construction characteristics

  • a) Lightweight glass sandwich composite construction
  • b) Resin infusion for strong and lightweight structure
  • c) High quality and osmosis free vinyl ester resin
  • d) Sophisticated torsion resistant hull and bulkhead structure
  • e) Watertight bulkheads, sealed floor-sections and collision-compartments for ultimate safety
  • f) Foam sandwich structure of boat acts as thermal and sound insulation g) Additional thermal insulation of the hull and the superstructure h) Complete boat in gelcoat surface



  • i) Shower (H/C) in starboard transom
  • j) Inox handrails
  • k) 1x swimming ladder at transom step
  • l) Bench at the salon-wall with cockpit table
  • m) Stairs to flybridge
    gelcoat surface

Engine- / Technical Compartments

  • a) Access through liftable stairways
  • b) Space for generator and other technical components on port side
  • c) Space for bike, water toys etc. in the starboard stern compartment
  • d) Sound-protection
  • e) LED-light in each technical compartment


  • a) 2 x deck-hatches for access to forward storage-compartments
  • b) 1.500W electric windlass (10 mm chain)
  • c) Large flush front deck
  • d) Large hatches give access to storages for fenders, ropes, deckchairs
  • e) Dedicated storage for the (optional) kite


  • a) Helm console for engine controls and navigation equipment
  • b) L-shaped sofa with table,
  • c) 2 sunbeds
  • d) storage underneath sofas
  • e) Helm bench with flipable backrest
  • f) Rigid solar-roof (optionally retractable)

Deck fittings

  • a) 11 x mooring cleats
  • b) 630 – 900mm inox stanchions with inox handrail
  • c) Pulpit in stainless steel, optional bow seats with teak

Exterior decoration

  • SILENT-YACHTS logo on sides of coach roof, model name on each hull.

Exterior decoration

  • SILENT-YACHTS logo on sides of coach roof, model name on each hull.


Layout Versions

Standard Version – Master Cabin in front of salon

  • a) 4 CABIN VERSION: 1 full-width (20m²) Master-cabin in front of the salon, 1 VIP-cabin, 2 generous guest cabins, with 1 double bed or 2 single beds each, all cabins with en-suite bathroomGrand Salon – Front Exit Version: (optional)
  • a) 4 CABIN VERSION: 1 Master cabin with separate living room, 1 VIP cabin, 2 guest cabins with 1 double bed or 2 single beds each, all cabins with en suite bathroom
  • b) 4 + 1 CABIN VERSION: 1 Master cabin with separate living room, 1 VIP cabin, 2 guest cabins with 1 double bed or 2 single beds, 1 crew cabin with separate entrance from the deck, all cabins with en-suite bathroom (optional)
  • c) 5 CABIN VERSION: 1 Master cabin, 3 guest cabins with 1 double bed each, 1 guest cabin with 2 single- or 2 bunk beds, all cabins with en-suite bathroom (optional)
  • d) 5 + 1 CABIN VERSION: 1 Master cabin, 3 guest cabins with 1 double bed each, 1 guest cabin with 2 single- or 2 bunk beds, 1 crew cabin with separate entrance from the deck, all cabins with en-suite bathroom. (optional)

All cabins with en-suite bathrooms.
All bathrooms incl. sink, electric toilet and shower.
Some cabins are available with double beds or two single beds or bunk beds. Customized versions on request.


  • e) Fuses and interrupters for 12 and 24V DC and 230V AC
    (US configuration 110V optional)
  • f) All wiring with tin-coated copper cables of marine grade
  • g) All cables labeled and numbered and mounted on rails
  • h) All lights high quality LED
  • i) Main switchboard for battery level, fuel-, water- and blackwater-levels, navigation lights
  • j) Shore-power connection with fuse

General Interior

  • a) Headroom in the cabins, bathrooms and corridors 2,10m (6,9´)
  • b) Headroom in the salon: 2,20m (7,3´)
  • c) Large portlights in all cabins
  • d) Natural aeration and forced aspiration-system in all cabins / bathrooms
  • e) Furniture built in plywood or composite wood with ALPI real wood veneer
  • f) Thermal insulation for excellent room climate
  • g) All walls in plywood or composite materials, lacquered, ALPI real wood veneered or covered with technical leather
  • h) All ceilings covered with technical leather
  • i) Hand rails in stainless steel, optionally covered with leather
  • j) All cabin- and bathroom doors in light weight material, high quality, soft closure
  • k) Door-locks with high quality “anti-rattle” mechanism, all drawers soft closure
  • l) Port lights and deck hatches in “flush deck” design and CE approved
  • m) All steps with anti skid surface, LED courtesy-lights


  • a) Vast panoramic salon of ~ 48m² 
  • b) Sliding salon door and sliding window 
  • c) Sliding window on the port side, fixed window on stb side 
  • d) Dimmable LED spotlights on the ceiling

Inside Helm-Position

  • a) Helm-position with steering, engine-controls and -displays, compass
  • b) Large helm console for electronic equipment
  • c) 2 x 230V (US 110V) socket, 2 x 12V, 2 x USB sockets
  • d) Helms-seat for two persons (~120cm wide)
  • e) 360° view from the helm-position
  • f) Vast storage underneath with long drawers

Salon Lounge Area

  • a) L-shaped sofa with comfortable cushions, could serve as bed 
  • b) Dining table


  • a) U-shaped kitchen with acrylic stone worktop 
  • b) Sink in stainless steel 
  • c) 230V sockets on the worktop 3x 2 sockets 
  • d) Induction cook-top (4 plates) 
  • e) Oven with grill and microwave 
  • f) Fridge or side-by-side fridge / freezer (depending on version) 
  • g) Several lockers and drawers (soft closure)

Front Exit Version

  • a) Front exit to front cockpit with weathertight front door 
  • b) L-shaped sofa with foldable table 
  • c) Two lounge seats with cushions and cup holders 
  • d) Steps up to the front deck 
  • e) Grating at the front door with drainage system underneath

General Cabins

  • a) 1 large double bed or 2 single beds with slatted base and comfortably upholstered headboard
  • b) Maritime mattresses in PU-foam with varied densities for greater comfort and restful sleep (140mm thick)
  • c) King size beds in all cabins – 180 to 200 cm wide
  • d) Storage under the bed, accessible from the side or from the top e) Hanging lockers and lockers with shelves, storage boards (depending on version)
  • f) 2x 230V sockets, 2x USB socket
  • g) LED-ceiling-lights (dimmable) and reading lights back side of the bed

Front Master-Cabin – Additionally to the above-mentioned features

  • a) Full-width cabin
  • b) 1 large double bed 200cm x 180cm with side access with slatted base
  • c) Vast storage area on the bridge deck alongside the bulkhead
  • d) Bathroom on portside with upholstered seat, large shower and 230V (US 110V) plugs


  • a) Sink / basin with mixer tap (H/C), electric toilet
  • b) Locker under / above the sink / basin, mirror above the basin
  • c) Accessories like towel holder, soap-dispenser, paper-holder
  • d) Separate shower (H/C) in each bathroom, non-skid flooring
  • e) Storage-shelf and seat in shower
  • f) 2 x 230V socket and LED spotlights

Bathroom of Master- and VIP Cabin

Additionally, to the above-mentioned features:

  • a) Generous bathroom with large shower
  • b) Additional mirror and lockers

Energy production and storage

  • a) 42 high-efficiency solar-panels with >16 kWp in total
  • b) MPPT solar charge regulators
  • c) Lithium batteries 143 kWh
  • d) 24V service batteries with 30A charger, 80A for 48V batteries
  • e) Inverter 16 kVA – sufficient for all standard household appliances
  • f) Charge-, consumption- and capacity controls for all electric circuits

Steering system

  • a) 2x rudder blades with stainless steel rudder shaft
  • b) GRP tube for rudder bearings
  • c) Electro – Hydraulic steering system with FU

Fresh water, bilge and sewage system

  • a) All hoses and pipes are marine grade
  • b) Fresh water:
    – 2 x 500L fresh water tank
    – Gauges for water level on chart table
    – Fresh water circuit including pressure pumps
    – Electric boilers for showers / sinks
    – 1x hand shower on stern platform (H/C)
  • c) Waste water:
    – 2x waste water tank with electric pump, gauges on chart table
    – Waste water deck suction
  • d) Drainage circuit:
    – Self-draining cockpit as per CE standards
    – Automatically activated electric bilge pump & manual pump in every watertight compartment

Safety and redundancy

  • a) Watertight bilges
  • b) Hermetically closed crash compartment at the bow bottom
  • c) Oversized electric bilge pumps + additional manual bilge pumps for double safety, all vital systems are redundant