Haines / 400 Aft Cabin

New to order
Length: 12.2m
Build Slots Available
Are you interested in this boat? Contact us

NEW HAINES 400 AFT CABIN. Call for delivery. The Haines 400 is the largest model in the fleet and is available with two hull designs. The semi displacement version is suited to inland and estuary cruising while the medium vee planing hull boasts up to 29 knot performance with larger twin engine options.

The 400 offers flexible accommodation with different internal layout options available. All models offer an Island double aft cabin with en suite facilities as well as an island double in the forward cabin.

  • Choice of hulls (semi displacement or planing)
  • Spacious upper deck
  • Single and twin engine shaft drive options
  • Bathing platform with transom steps to port and starboard
  • Alternative bespoke layout options
  • Speeds up to 29 knots
  • RCD Category B

Accommodations - standard layout

Forward cabin – Forward guest stateroom cabin with an island double berth and two drawers below, hanging lockers to both port and starboard, eye-level storage lockers and shelving beside berths.

Forward Toilet – En-suite forward toilet to starboard with sea toilet to holding tank, ceramic basin and mixer tap, eye-level storage locker, solid surface shelving and flooring.

Forward Shower – En-suite forward shower to port with solid surface shelving and flooring, shower seat and eye-level storage locker.

Galley – To starboard, 3-burner gas hob with glass cover or recessed under worktop 2-burner hob, stainless steel gas oven and grill. Drawer and cupboards under, twin sinks with mixer tap, large 200 litre stainless steel fridge freezer, eye-level locker, drawers and shelf outboard.

Lower Saloon – Split level saloon with lower seating area on portside opposite galley, U-shaped settee arrangement with drawers below, fixed table, eye-level locker and shelf outboard.

Upper Saloon – U-shaped settee to starboard converting to double with storage under (option of full double domestic sofa bed arrangement), 2-seater freestanding settee to port, full length cupboard / cocktail cabinet, stairs to aft deck, large hi/low rectangular table to comfortably accommodate 6 diners.

Aft Cabin – Stateroom cabin with a large island berth across the boat, dressing table with three drawers along the transom making the most of the light and the views from the aft panoramic screens with its two opening flush hatches onto the bathing platform, two separate hanging lockers, bedside lockers and drawers either side of the double berth.

Aft Toilet / Shower – En-suite aft toilet and shower compartments to starboard, sea toilet to holding tank, counter top wash basin and mixer tap, solid surface worktop, cupboard storage below. Separate fully enclosed domestic shower cubical with bi-fold screen.

Aft Deck – Helm to starboard, dash with full engine instruments, easy-fold forward canopy, deck seating and dining arrangement with cushions, deck storage lockers below, gas locker, folding teak table with fixed base, helm and navigator seats (option of helm box seat for additional storage), storage to port with double doors, recess locker to starboard accommodating horseshoe life ring. Port and starboard transom steps to large bathing platform and swim ladder.


  • Full set of engine instruments
  • Full set of navigation lights
  • 240v shore power, sockets and shore lead
  • 12v electrical system
  • Domestic batteries (x3)
  • Engine start battery (1 per engine)
  • 240v double sockets (x4)
  • 12v socket at helm
  • Radio with bluetooth and speakers to saloon and to aft deck
  • Windscreen wipers (x2 stainless steel wipers)
  • Compass and horn
  • Deck LED lighting with remote control
  • Pelmet LED lighting to saloon and aft cabin
  • Step LED lighting to galley and aft cabin steps
  • Berth LED lighting
  • Wardrobe LED lighting
  • Immersion Heater
  • Refrigerator: 200 litre stainless steel fridge / freezer
  • Drinks Fridge: 40 litre coolbox
  • Water Pump: Whale water pump
  • Auto Bilge Pumps: 2 x Whale electric bilge pumps

  Hull & Construction

  • Stainless steel rubbing strake
  • Stainless steel deck cleats (x8)
  • Stainless steel pulpit and grab rails
  • Stainless steel water, fuel and holding tanks
  • Non slip GRP deck finish
  • Fenders (x6)
  • Warps (x4)
  • Anchor locker


  • Electrical bilge pumps (x2)
  • Manual bilge pump
  • Auto fire extinguishers in engine compartment (x2)
  • Manual fire extinguishers 1kg (x3)
  • Wide non-slip decks
  • Life buoy
  • Boat hook
  • Anchor with chain
  • Anchor mounted in S/S bow roller
  • 2 x Electrical & 1 x Manual Bilge Pumps

  Gas System

  • Oven / Grill: Smev 30 litre oven and grill
  • Hob: Smev 3 burner hob with glass top / Can 2 burner recessed hob
  • Gas Bottles: x 2 with bubble tester


  • Recessed bonded glass windows
  • Tinted glass
  • Tinted flush hatches (2 x forward, 2 x transom)
  • Perspex sky hatch to saloon
  • Outside screen cover or interior screen curtains
  • Horn and winch covers
  • Ensign with stainless steel staff
  • Interior blinds or curtains



Engine options

Single engine (semi displacement)

Nanni T4.205 – 200hp (10 knots maximum)

Yanmar 8LV 320 – 320hp (16 knots maximum)

Yanmar 8LV 350 – 350hp (17 knots maximum)

Yanmar 8LV 370 – 370hp (18 knots maximum)


Twin engines (Full planing)

Volvo D4-270 – 2 x 270hp (23 knots maximum)

Volvo D6-340 – 2 x 340hp (27 knots maximum)

Yanmar 8LV 370 – 2 x 370hp (29 knots maximum)

Volvo D6-380 – 2 x 380hp (29 knots maximum)


  • Hull material: Fiberglass
  • Length: 12.2m / 40.03ft
  • Beam: 4.06m / 13.32ft
  • Draft: 1.06m / 3.48ft
  • Dry Weight: 9500 kgs
  • Number of Engines: 1
  • Engine Make: Nanni
  • Engine Model: T4.205
  • Fuel: diesel
  • Engine Hours: -
  • Total Power: 200.0
  • Max Speed: -
  • Cruising Speed: -
  • Bow thruster - Optional extra
  • Cockpit cover
  • Cockpit shower - Optional extra
  • Depthsounder - Optional extra
  • Microwave oven - Optional extra
  • Hot water
  • Cockpit table
  • Plotter - Optional extra
  • Log speedometer - Optional extra
  • Dishwasher - Optional extra
  • VHF - Optional extra
  • Davits - Optional extra
  • Radar reflector - Optional extra
  • Radio
  • Cockpit cushions
  • Inverter - Optional extra
  • Radar detector - Optional extra
  • Electric head - Optional extra
  • GPS - Optional extra
  • Generator - Optional extra
  • Battery charger - Optional extra
  • Manual bilge pump
  • Autopilot - Optional extra
  • Compass - Optional extra
  • Swimming ladder
  • Stern thruster - Optional extra
  • Washing machine - Optional extra
  • Oven
  • Teak cockpit - Optional extra
  • Cockpit speakers
  • Deep freezer
  • Electric bilge pump
  • Refrigerator
  • Outboard engine brackets - Optional extra
  • Marine head
  • Teak sidedecks - Optional extra
  • Shore power inlet
  • Radar - Optional extra
  • Heating - Optional extra
  • TV set - Optional extra


Once you’ve bought your boat with us, we can offer moorings, boat storage, boat maintenance and engineering – all in one place. Excellent service with maximum ease, we’ll always be on hand for you.


Once you’ve bought your boat with us, we can offer moorings, boat storage, boat maintenance and engineering – all in one place. Excellent service with maximum ease, we’ll always be on hand for you.



Call our friendly team on 01189 403211 or complete the form below and we’ll be in contact