Natural Gas Compressors (CNG Compressors)

At the heart of every CNG system stands the high-pressure compressor. Sauer CNG compressors and boosters are specially designed for natural gas applications and represent the most efficient and safe solution for all kinds of CNG systems.

ELGi Sauer manufactures exceptionally reliable compressed natural gas air compressors and boosters for natural gas applications. Considering the environmental importance, we offer our customers eco-friendly high pressure compressed natural gas compressors that are an efficient and safe solution for varied natural gas applications. Our compressor range can be adapted to medium and large scale industries.

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Unique Features

  • Built and designed for continuous operation under heavy duty conditions.
  • Proven in the most demanding conditions in industry and offshore applications worldwide.
  • Available as part of CNG systems or as single units for OEM companies and packagers.

TORNADO

For compact refuelling stations and small fleets
Oil Lubricated Compressors
  • Rated Power : 6.0 – 8.6 kW
  • Volumetric flow : 50 – 2000 m3/hr
  • Pressure Range : 20 – 420 bar (g)
  • Variants : Basic, BasSeal, ComSilent, ComSeal
  • Medium : Air, Nitrogen, Helium

HURRICANE

For all kinds of refuelling stations and medium to large fleets
Oil Lubricated Compressors
  • Rated Power : 13.0 – 34.0 kW
  • Volumetric flow : 50 – 2000 m3/hr
  • Pressure Range : 20 – 420 bar (g)
  • Variants : Basic, BasSeal, ComSilent, ComSeal
  • Medium : Natural Gas, Helium, Air, Nitrogen

6000 Series

For big refuelling stations and large fleets
Oil Lubricated Compressors
  • Rated Power : 131 – 103 kW
  • Volumetric flow : 50 – 2000 m3/hr
  • Pressure Range : 20 – 420 bar (g)
  • Variants : Basic, BasSeal, ComSilent, ComSeal
  • Medium : Air, Nitrogen

Highly Suitable for Renewable Energy

HURRICANE Series

Model Capacity m3/hr @ 1480 rpm Working Pressure barg Max. Pressure barg Power Required kW Medium Suction Pr/- mbarg Overall Dimensions LxBxH mm No. of Stages / Cooler
WP4331- BasSeal 38.5 150 300 14.2 Natural Gas 200 1356 X 872 X 910 4 Stage/ Air Cooled
WP4341 – BasSeal 69 150 300 19.4 Natural Gas 200 1545 X 940 X 910 4 Stage/ Air Cooled
WP4351 – BasSeal 121.5 150 300 36.7 Natural Gas 200 1693 X 890 X 1080 4 Stage/ Air Cooled
WP4331 29 100 230 12.2 Helium 50 1408 X 1141 X 910 4 Stage/ Air Cooled
WP4341 47 100 230 15 Helium 50 1408 X 1220 X 910 4 Stage/ Air Cooled
WP4351 95 100 230 30 Helium 50 1609 X 1250 X 1200 4 Stage/ Air Cooled
WP4331 40.6 150 400 46.1 Air, Nitrogen 50 1356 X 1500 X 1793 4 Stage/ Air Cooled
WP4341 72.5 150 400 22.2 Air, Nitrogen 50 1545 X 940 X 910 4 Stage/ Air Cooled
WP4351 127.3 150 400 42.6 Air, Nitrogen 50 1690 X 1250 X 1200 4 Stage/ Air Cooled

TORNADO Series

Model Capacity m3/hr @ 1480 rpm Working Pressure barg Max. Pressure barg Power Required kW Medium Suction Pr/- mbarg Overall Dimensions LxBxH mm No. of Stages / Cooler
WP3215 18.1 150 350 7.2 Air, Nitrogen 200 1200 X 600 X 540 3 Stage/ Air Cooled
WP4325 17.5 100 230 9.1 Helium 50 520 X 722 X 1566 4 Stage/ Air Cooled
WP3225 B3-5 22.2 150 400 7 Air, Nitrogen 50 1100 X 730 X 760 3 Stage/ Air Cooled
WP4325 20.3 150 400 8.6 Air, Nitrogen 50 1200 X 700 X 700 4 Stage/ Air Cooled

6000 Series

Model Capacity m3/hr @ 1480 rpm Working Pressure barg Max. Pressure barg Power Required kW Medium Suction Pr/- mbarg Overall Dimensions LxBxH mm No. of Stages / Cooler
BasSealC 144.4 100 350 43.7 Air, Nitrogen 200 1130 X 1345 X 1650 4 Stage/ Water Cooled

Modular CNG systems

Refuelling capacity from 10 vehicles per day

From medium to large fleets, Sauer Compressors developed a modular CNG system that can be adapted to the needs of medium-sized businesses with an own fleet up to the demands of large-sized fuelling station operators. The modules can be equipped exactly to the needs of the customer, but still remain flexible in size and location. Additional modules are easily added and adapted to changing needs.


All Modules Include:

  • Specification to PED(2014/68/EU) and ATEX compliant.
  • Gas detector, lighting.

Module M1: Control System

  • Control cabinet.

Module M2: Gas Inlet System

  • Gas inlet system
  • Gas dryer, gas filter
  • Blowdown vessel

Module M3: CNG Compressor

  • Single or multiple compressor modules
  • High pressure compressor with 24 up to 1,250 m³/h capacity
  • Pressure transmitters and instrumentation

Module M4: CNG Storage

  • High-pressure gas storage cylinders and priority bank from 1,500l

Your Benefits:

  • Designed and manufactured separately.
  • Inspected and tested separately.
  • Reusable and exchangeable.
  • Shorter planning & construction time
  • Dismantling and maintenance friendly design
  • Fast adaptation to the actual needs
  • Reduced spare parts inventory
  • Time savings and cost reduction

Customised Solutions

Tailormade solutions, engineered to customer requirements:
  • Mother-Daughter refuelling systems.
  • Refuelling systems for slow and fast filling processes.
  • Stationary as well as transportable complete CNG refuelling systems.

Compressed Natural Gas (CNG)

CNG can potentially fuel millions of vehicles worldwide – with significant economic, environmental and safety benefits. Our high-pressure CNG boosters are specifically designed for CNG compression. From single units for OEMs to customised solutions, Sauer CNG boosters are the safe and reliable solution for vehicle filling stations as well as for pipeline gas injection and natural gas engine testing, as our OEM and packager customers can testify.

  • Product line: SAUER, HAUG
  • Product ranges: Passat, Hurricane, HAUG.Mercure, HAUG. Neptune, HAUG.Sirius
  • Variants: BasSeal
  • Volumetric flow: 120–360 m³/h | 2–6 m³/min | 70–210 scfm
  • Pressure range: 40–350 barg | 580–5,000 psig
  • Media: Natural gas