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ULTRAMax

High Pressure Maintenance-Free Pressure Tanks

(Ultra)Max Series

  • Capacity:
    2 - 100 liter / 0.5 - 26.4 gallon (Max)
    8, 24 & 100 liter / 2, 6 & 26 gallon (UltraMax)
  • Maximum working pressure:
    16 bar / 232 psi (Max)
    25 bar / 363 psi (UltraMax)
  • Factory pre-charge: 4.0 bar / 58 psi
  • Maximum operating temperature: 90° C / 194° F

Suitable for high pressure requirements, Max series and UltraMax series are ideal for various applications including:

  • High-rise buildings
  • High pressure flushing
  • Large scale irrigation systems
  • Industrial applications

As with all GWS products, these tanks are quality tested throughout the production process to ensure their structural integrity.

Features & Benefits

  • High pressure design
  • Diaphragm design
  • Patented stainless steel water connection
  • Virgin polypropylene liner
  • Two-part polyurethane, epoxy-primed paint finish
  • Leak-free, O-ring sealed air valve cap
  • Maintenance-free
  • Inline models equipped with reinforced connection plate (RCP)

Product Certifications

CE

Europe

ACS

France

WRAS

United Kingdom

KC

South Korea

Water Mark

Australia

Products

NameNominal Volume [l]Nominal Volume [gal]Net Weight [kg]Net Weight [lbs]Gross Weight [kg]Gross Weight [lbs]Height [cm]Height [in]Length [cm]Length [in]Width [cm]
MXN-2LX20.5001.12.520.88.212.65.012.6NPT
MXB-2LX20.5001.12.520.88.212.65.012.6BSP
MXB-8LX82.15.812.73.06.531.412.320.27.920.2BSP
MXN-8LX82.15.812.73.06.531.412.320.27.920.2NPT
MXB-12LX123.20.03.27.136.814.523.19.123.1BSP
MXN-12LX123.20.03.27.136.814.523.19.123.1NPT
MXB-18LX184.89.520.94.910.736.814.527.911.027.9BSP
MXN-18LX184.89.520.94.910.736.814.527.911.027.9NPT
MMB-18LX184.80.00.038.515.227.911.027.9BSP
MXB-24LX246.312.427.26.313.844.917.729.011.429BSP
MXN-24LX246.312.427.26.313.844.917.729.011.429NPT
MXB-35LX359.317.438.48.719.348.219.031.912.631.9BSP
MXN-35LX359.317.438.48.719.348.219.031.912.631.9NPT
MXB-60LV6015.930.166.314.832.761.924.439.015.339BSP
MXN-60LV6015.930.166.314.832.761.924.439.015.339NPT
MXB-80LV8021.141.290.720.344.881.532.139.015.339BSP
MXN-80LV8021.141.290.720.344.881.532.139.015.339NPT
MXB-100LV10026.454.0119.126.358.080.531.743.217.043.2BSP
MXN-100LV10026.454.0119.126.358.080.531.743.217.043.2NPT
NameNominal Volume [l]Nominal Volume [gal]Net Weight [kg]Net Weight [lbs]Gross Weight [kg]Gross Weight [lbs]Height [cm]Height [in]Length [cm]Length [in]Width [cm]
UMB-8LX82.17.015.43.57.731.312.320.38.020.3BSP
UMN-8LX82.17.015.43.57.731.312.320.38.020.3NPT
UMB-24LX246.317.739.18.819.344.917.729.311.529.3BSP
UMN-24LX246.317.739.18.819.344.917.729.311.529.3NPT
UMB-100LV10026.481.2178.939.887.781.932.243.517.143.5BSP
UMN-100LV10026.481.2178.939.887.781.932.243.517.143.5NPT