• For commercial & private use

650 Litre Water Tank Flat Baffled

Article#
650 litre flat water tank from high-quality MDPE. Space-saving for low height installations, built for long service life.
View full description
Capacity
(Litre)
650 Litre
Dimensions
(LxWxH)
125x101x57.5 cm
Lid Size
cm
20 cm
View all specifications
Selectable options:
drilled (open)

drilled (open)

connection of accessories possible.

not drilled (closed)

not drilled (closed)

outlet/threaded sleeve completely encased in plastic from inside - drilling possible at any time.

Selectable options:

vented

allows air exchange for pressure equalization

unvented

sealed lid for closed systems

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As low as: 545.–
659.45 Incl. Tax
90% available from stock
Secure payment: iDEAL, PayPal, Credit Card & Bancontact
Personal advice & fast support

Description / 650 Litre Water Tank Flat Baffled

650 litre flat/low-profile water tank made from high-quality MDPE – flat design, perfect for limited spaces with low height.

Features & Benefits

  • 7-8 mm wall thickness for strength and reliability
  • From high quality MDPE, roto-moulded (seamless; no welded seams)
  • Durable and impact-resistant for long service life
  • Integrated baffles reduce liquid movement and improve stability during transport
  • Food-safe, UV-resistant and chemical-resistant; REACH-compliant
  • Temperature resistant for water up to +70 °C

Installation & Handling

  • The 1" BSP outlet is standard. Choose drilled (open) for immediate use with brass connection sets, or undrilled (sealed) so the outlet remains closed until needed.
  • For adding extra connections, outlets, fillers or vents use our PP Tank Connection Sets. See our installation guide for detailed instructions.
  • 20 cm screw lid – available in vented or unvented version, selectable as required.
  • Inspection opening: 18.6 cm for easy access and cleaning
  • Dimensions: 125 cm × 101 cm × 61.5 cm (L × W × H incl. lid)

Applications

  • Professional & industrial: plant and mechanical engineering, OEM projects, industrial and production facilities, process and cooling water, agriculture, horticulture, construction sites
  • Mobile: campers, motorhomes, caravans, boats, yachts, service vehicles, cleaning vehicles, mobile water supply, events and emergency services
  • Domestic: rainwater harvesting, garden irrigation, toilets, washing machines, cleaning systems, household water supply and DIY projects
  • Spin Weld Outlets available on request for larger orders or OEM projects.

Drawings & Certificates

3D step file available on request. Technical drawing, WRAS food safety certificate, REACH/RoHS-compliance and chemical resistance list are available for download below.

FAQs & Installation

  • Which lid type should I choose for mobile use?
    This tank is available with a vented or an unvented 20 cm lid. For mobile applications choose the unvented lid and install an external vent using our tank vents. For stationary use, the vented lid is suitable.
  • What are baffles and why are they useful?
    They reduce liquid movement and improve stability during transport.
  • What does drilled vs. undrilled outlet mean?
  • How can I install additional connections on the tank?
  • How should I secure or fasten the water tank?

Find detailed answers and more questions in our FAQ section.

Drawings & Certificates

Resistance Chart Fluids Tanks (Size: 88 KB)
WRAS Certificate Potable Water Food Grade Temperature (Size: 2 MB)
RoHS 3 and REACH Statement (Size: 257.8 KB)
Technical Drawing (Size: 654.2 KB)

More Information

General Information
Capacity (L) 650
Dimensions (LxWxH cm) 125 x 101 x 57.5
Height incl. Lid (cm) 61.5
Shape & Type Flat Tank
Weight (kg) 42
Material & Durability
Material MDPE
Wall Thickness (mm) 8
Food-Safe Certification WRAS approved - natural / black / light blue
UV Resistance Yes
Temperature Resistance (°C) max. + 70°C
Chemical Resistance Yes with undrilled BSP Outlet
Suitable for Waste Water & Diesel Yes
Design Features
Baffles Yes
Lid Size (cm) 20 cm
Inspection Opening (cm) 18,6 cm
Lid vented selectable
Lid with Float optional
3D file available Yes, on request
Connections & Installation
BSP Connections Yes
BSP Connection Size 1"
Spin Weld Outlet possible Yes
Installation Type flat, horizontal
Mounting Options plastic-coated steel strips / stainless steel brackets / frames
Accessory Compatibility Brass & Plastic, Filters, Float-Valves

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