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Koopmans 36

General specifications

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Sailing yachts
Koopmans 36
1978
Volvo Penta MD17C – 3 Cylinder - 33 hp
Aan verkoopsteiger in Lelystad
070125055
Steel
11.00 m x 3.20 m x 1.60 m
4 fixed 2 extra

Remarks

100% seaworthy Koopmans 36. This steel S-frame has received a lot of love and is ready to sail.

Makelaar - Schepenkring Lelystad / DEKO Marina

Address Parkhaven 3, Lelystad 8242 PE
The Netherlands Die Niederlande

More information about the Koopmans 36

This Koopmans, with a long S-frame, is built for sailors who value solidity and safety. The ship exudes reliability and, with its large bridge deck and spacious cockpit, offers a lot of comfort on board. It has many stainless steel parts, including rudder blade, cockpit, thru-hulls, anchor locker, anchor roller and a protective shin on the rubbing strake, not only ensure durability, but also give the ship a well-maintained appearance.

The underwater hull has been professionally treated with 2-component Epoxy and the hull with a 1-component system. Inside, the steel is also neatly painted and thus well preserved, so it can be used carefree for many years to come.

A solid sailing yacht, perfect for sailors who like to go out on the water with a reliable and durable ship.


Designer
Koopmans
Shipyard
Balk Elburg Balk in Elburg – Classic interior built under own management 1st owner
Hull shape
S-frame
Deck and superstructure construction
Steel Aft deck gangways Threadmaster – foredeck 2 component anti-slip – cabin teak
Superstructure shape, material
Cabin silk steel – cabin roof waterproof plywood with teak
Windows
4 windows safety glass and 2 front hatches
Cockpit
Aft cockpit
Vertical clearance normal
1600 cm
Draft
160 cm
Displacement
9000 kg
Ballast
3000 kg
Steering
Steering wheel – Cobra steering position with chain to hydraulic pump and cylinder
Rudder
Single stainless steel rudder and rudder stock
Remarks

Underwater hull in 2 component Epoxy, hull one component system.
Lots of stainless steel – rudder blade, cockpit, thru-hulls, anchor locker, anchor roller, stainless steel strip on rubbing strake.

Steel thickness When built according to drawing,
Keel sole thickness 8 mm,
Underwater hull thickness 5 mm
Hull thickness above water 4 mm
Deck thickness 4 mm
Superstructure thickness 3 mm - cabin roof 25 mm plywood + 4 mm teak

Underwater paint system Epoxy 2 component HIM EP500 in 2000 4 layers – further done 3 more times last time in 2024

Insulation 2 cm XPS plate above waterline on the hull in midship

Accommodation

Saloon
Layout and living areas
Classic with dog berths, galley port and chart table starboard. In cabin 2 longitudinal benches with table, electric toilet with holding tank and hanging locker and forepeak
Berths
4 fixed 2 extra
Type interior
Classic, warm
Mattresses
Pillows
Curtains
Water tank & material
180 liter Stainless steel
Waste water tank & material
PE 5 mm – capacity approx. 75 ltr for toilet -2019Tank above waterline above shut-off valve – Alpha Carbon filter in ventilation
Water system
Hand Foot pump Whale MK3 – overhauled 2025
Toilets
1 electric 1 x electric Jabsco Lite Flush - 2017
Radio/CD player
Philips AM/FM + CD changer SONY CDX-KP5080
Cooker & fuel
Jobo spirit stove 2 burners, stainless steel, gimballed 1978
Heating
Hot air Webasto
Remarks

Hull penetrations are stainless steel welded through with high pressure stainless steel valves (4x – 1 capped) – cockpit standpipes stainless steel without valve

Engine and electrics

Brand
Volvo Penta
Model
MD 17C
Serial number
13045
Year of construction
1978 Revision in 2000
Number of cylinders
3
Power
33 hp
Running hours
Approx. 2000 after revision in March 2000
Fuel
Diesel
Transmission
Propeller shaft
Propulsion
Fixed 2-blade propeller balanced 2000
Cooling
indirect Closed intercooling in aft part of keel with 120 ltr Glycol – dry exhaust cooling integrated into cooling system.
Fuel tank quantity
180 ltr Diesel in keel under the engine – Electric Mitsuba lift pump – extra Delphi fuel filter
Rev counter
Not functioning
Temperature gauge
Battery
VMF Starter battery AGM - 12 V - 95Ah - 2021 Service battery Zenith AGM - 12V -200 Ah -2017
Battery charger
Victron Chuko 12V-30A - 2017
Alternator
Voltmeter
Present – not connected
Shore power
with earth leakage
Shore power cable
Remarks

In 2017, engine a/b checked, injectors replaced and electrical charging system replaced – separate charging and service system Engine dry exhaust made of stainless steel and expansion piece replaced in 2017, 6 Aluminum anodes on stern replaced in 2017
Revision in 2000 – see invoice
Engine maintenance Diesel mechanic in 2017
Electrical charging system for batteries replaced in 2017
Alternator replaced 2024

Navigation and electronics

Compass
C Plath Venus no 05161 – overhauled 2017 – not a/b compensated after overhaul – lighting not connected. Fluxgate compass F-91 – 2 clocks in cockpit – not working
Log/speed
Autohelm ST50 – tridata clock, operation unknown
Depth sounder
Autohelm ST50 – tridata clock, operation unknown
Wind instrument
Autohelm ST50 – tridata clock, operation unknown
Navigation lights
Top light – 3 colors – 12V LED - workingAnchor light – 12V LED - workingSteam light 12 V Bulb - working. Deck light – LED - working. Stern and bow light Bulb – working. Loose all-round anchor light 12 V bulb - working
Autopilot
Autohelm disassembled since 2000 – operation unknown – parts on board
GPS
Garmin GPS 128 Flush – 2002 – internal battery replaced 2019. Connection at chart table and in cockpit
Weatherfax/Navtex
Remarks

Electrical connections for mast lighting need maintenance - rationalization

Rigging

Type of rigging
Launch
Number of masts
1 Age of rigging 47 years – forestay in furling jib 8 years – 2nd backstay unknown
Mast material
Aluminum
Rigging
Stainless steel wire
Number of sails
6
Sail material
Dacron
Mainsail
Oct 2010 – 28.8 M2 – with cover - sailed 8 seasons 3 reefs.
Genoa
September 2017 – 35.5M2 - sailed 7 seasonsFurling genoa II – 135% - UK sails
Headsail furling system
Profurl C350 with cover
Storm jib
5.6 m2 - age unknown
Asymmetrical spinnaker, gennaker
Halfwinder approx 65 m2 age unknown
Winches
8 Lewmar winches – 4 in cockpit – 2 on foredeck and 2 on mast. 2 in cockpit and 2 on foredeck self-tailing
Remarks

Spare mainsail and spare hanked jib are on board, age unknown.
Walder boom brake for mainsail present
Spinnaker pole

Exterior equipment

Anchors & material
CQR Plough 35Lbs Danforth 10 kg 10 meters 8 mm stainless steel anchor chain. 2 anchor lines approx 25 meters each
Sprayhood
2009
Cockpit tent
Guard rail
2004
Swim ladder
Cockpit table
Remarks

Sun awning for cockpit
Rain cover for folding foredeck
Teak deck 47 years on cabin and bridge deck – around mast 20 years

Safety

Lifebuoy
Bilge pump
2 x manual – 1 x electric (electric not working) with double stainless steel exhaust system to transom – valve diagram available
Radar reflector
Remarks

Speedymat rescue roll set on pushpit.

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Unfortunately this boat has been sold
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