Current loop output sensor transmitters for measuring the hydrostatic pressure exerted by a static head of liquid. Use these hydrostatic pressure transmitters to measure fluid level in storage tanks, processing vessels, header tanks, pump inlet head and other applications where hydrostatic pressure is used to determine liquid height.
LMP307 Submersible Level Transmitter - Submersible level transmitter for measuring liquid level with a 4-20mA current loop or a 0-10V voltage output plus optional ATEX approval for intrinsically safe use in hazardous areas in ranges from 1mH2O up to 250mH2O. The LMP307 is suitable for use on potable water with no leaching, and can be supplied with a drinking water certificate according to DVGW and KTW.
LMK307 Submersible Waste Water Level Sensor - Submersible waste water level sensor with optional intrinsic safety certification for monitoring the level of sewage and effluent in water treatment plants.
LMP305 Borehole Level Transmitter - Submersible stainless steel pressure transmitter ideal for geotechnical surveying with a 19mm diameter for measuring hydrostatic water level in bore-holes.
18.605 G Low Cost Submersible Diesel Fuel and Water Tank Level Sensor - Low cost OEM diesel fuel or water level sensor for installing inside or outside a storage tank. 
LMK 487 Submersible Ballast Tank and Draught Level Pressure Transmitter - A 22mm diameter titanium body seawater depth and level probe with a 4-20mA output with Lloyds and DNV-GL ship approval, for monitoring the quantity of ballast or the draft of a ship’s hull.
LMK458 Marine Approved Hydrostatic Level Transmitter - Marine approved level transmitter with 4-20mA output for measuring level of contents inside ship ballast, fuel, liquid cargo or wastewater tanks
LMK387 Cleanable Sewage and Sludge Pressure/Level Sensor - Rugged and easily cleanable pressure/level sensor for use with waste water sewage or sludge.
DPT200 Pressurised Tank Level Differential Pressure Transmitter - Pressurised tank liquid level differential pressure cell transmitter for process plant storage.
LMK 858 Plastic Submersible Liquid Level Sensor with Removable Cable - Chemical resistant liquid level sensor with detachable signal cable for measuring quantity of aggressive media such acids and alkalis and sludge in tanks located outside of factory buildings.
LMP 308 Removable Waterproof Cable Connection Water Level Sensor - Groundwater, tank & reservoir water level detachable submersible cable hydrostatic liquid level sensor for multiple municipal water level measurement locations.
LMK457 Marine Approved Level Transmitter - Marine approved level transmitter with 4-20mA current loop output for shipbuilding with optional all CuNiFe construction for sea-water compatibility in ranges from 0.4 mH2O to 250mH2O gauge.
LMK351 High Overpressure Flush Level Transmitter - Flush capacitive ceramic pressure sensor for measuring corrosive and viscous liquid level from levels 0.4 metres of water up to 200 mH2O. 
LMK306 Ground Water Level Transmitter - IP68 sealed hydrostatic level transmitter with a 17mm diameter for lowering into ground water boreholes for environmental monitoring of water level.
LMK382 Low Range IP68 Waste Water Level Transmitter - Submersible Low Range waste water level transmitter with intrinsically safe option for monitoring the level of sewage and effluent in water treatment plants.
LMK331 Screw-In Ceramic Level Transmitter - Level pressure sensor with semi-flush ceramic diaphragm and stainless steel or PVDF wetted parts in ranges from 0-4 to 600mH2O gauge.
MTM3000 10mm diameter submersible miniature pressure transducer - MTM3000 Miniature Level Sensor specially designed for inserting down very small boreholes in wells, dams and many geophysical research applications.
DS200 Combined Hydrostatic Level Switch, Gauge and Sensor - Three in one hydrostatic level switch, digital level gauge and level sensor with level ranges from 1 mWG up to 600 mWG (3.3 to 1969 ftWG).
LMK807 Plastic Submersible Level Transmitter - IP68 mid range pressure transmitter for measuring the level of highly contaminated and aggressive liquid media with a body made from PP-HT.
- 6m deep ballast tank level transmitter with marine certificate
- 2m tank height, high temperature oil level sensor with 4-20mA out
- Borewell water level sensor for 100m water height
- 200m deep well pump water level sensor, switch & display
- 25m borehole submersible pump level indicator and control switch with level sensor
- DNV / GL marine certified submersible seawater level transmitter for 0-3 metre depth
- 100 meter IP68 sea water level transmitter with Marine & ATEX approval
- 20 foot deep submersible salt water level transmitter for marine use
- Water level transmitter for monitoring sump pit water depth
- Sulfuric acid 12-15% conc. drop-in level probe for 10m high tank
- Diesel exhaust fluid tank level sensor for fleet storage
- Hydrophone array submersible 200 meter seawater depth sensor
- Screw-in 2m height onboard marine vessel diesel tank base mount level sensor
- Retention pond 20 feet deep submersible water level sensor
- 9m 4-20mA ship fish storage seawater storage tank submersible level sensor
- 10m range high resolution 4-20mA out submersible freshwater tank level sensor
- Desalination plant seawater feed tanks 5m range 4-20mA output submersible level sensor
- Floating dry dock ballast tank 14ft range 4-20mA output submersible seawater level sensor
- Grease trap waste receiving tank 2m range 4-20mA level transmitter
- Small diameter dip well water level transducer
- 10,000 mmH2O range 19mm dia borehole water level sensor
- 300 cm water level sensor for submersing in tank
- Freshwater 2 metre river depth submersible probe with 4-20mA output
- 100 metre range, 1 inch diameter fresh water borehole level transducer with hazardous area 4 to 20mA output
- 2 metre deep diesel tank level sensor for submersion
- Underground rain water storage tank level sensor and readout for 2 metre depth
- Water reservoir rangeable submersible depth transmitter
- Hydropower reservoir submersible hydrostatic level transmitter & indicator
- 3m range 4-20mA submersible freshwater tank level sensor for dust suppression systems
- Drinking water approved 5ft range 4-20mA output submersible reservoir level sensor
- -5…+50degC temperature and 10m range level dual 4-20mA submersible borehole transmitter
- Filtered rainwater cistern 13ft range 4-20mA submersible drinking and cooking water level sensor
- Fleet management system submersible 3000mm height petrol tank level ATEX rated pressure sensor
- Potable water underground 10ft dia storage tank temperature and level sensor
- 2 mWC waste water submersible pressure transmitter with 1/2 BSP female fitting
- 1 bar submersible water depth sensor with 4 to 20mA output
- Fresh water compatible submersible 1mH2O range 4-20mA output pressure sensor
- 2 meters of freshwater depth, submersible pressure transmitter
- 6 metre range submersible freshwater level transmitter
- 4 metre range submersible freshwater level transmitter
- 3 metre / 10 foot fresh water level transmitter for OEM system integration
- 2.5 metre water level transmitter for submersing inside underground tank
- Submersible 0.5 metre deep fresh water level sensor
- 0.2 bar tank level pressure sensor for fuel oil up to 2m deep
- 200 mbar diesel fuel oil tank level sensor for internal installation
- River level sensor for run-of-the-river hydropower monitoring up to 4m
- 40 foot high diesel tank submersible pressure sensor
- Depth measurement of surface water flowing to sea
- Rainwater harvesting depth sensor for 1.25 metre deep tank
- Water well 30mH2Og range 4-20mA out freshwater level sensor with RTD
- 2 bar absolute range 4 -20 mA output submersible silicon diaphragm liquid level sensor
- 0.05 barg range 4-20mA out waterproof low range water level sensor
- 0.6 barg range 4-20mA output submersible silicon diaphragm liquid level sensor
- Submersible 3mWG range 4-20mA output liquid level and PT1000 temperature sensor
- High temperature water level transmitter for measuring up to 1 mWG
- CIP protected dairy sensor for measuring level of milk in 6m high tank
- 50in range 4-20mA output chemical liquid level sensor with flush diaphragm and IS approval
- 5 metre range high accuracy 4-20mA output non-corrosive liquid level sensor with G1/4 male external fitting
- 65 inch range 4-20mA output intrinsically safe IBC tote wastewater level transmitter
- Dairy farm 6m high milk storage vat 4-20mA level transmitter
- 7mH2O g range 4-20mA out hydrostatic liquid level pressure sensor
- Water depth and temperature transmitter for 700 foot deep borehole
- Swimming pool submersible pressure transmitter with 300 mbar range
- Seawater solution 60 inH2O hydrostatic pressure sensor for 190degF temperature
- Genset hydrostatic sensor for measuring level of small diesel tank up to 12 inches
- Protecting low range river level sensor from storm surges
- Level transmitter for waste water tank 10 feet deep
- IP68 sewage level transmitter for monitoring up to 6 metres depth of waste water
- 20 foot deep detention water tank level sensor with 4 to 20 mA output
- Hi-temp level & temperature sensor for 50% NaOH solution
- Plastic seawater depth probe with 20ft range & 4-20mA out
- 1 metre screw-in plastic level sensor for biodiesel/sulphuric acid mixture with 4 to 20 mA output
- 50 metre borehole water depth transmitter for dry running protection
- 1 metre deep raw sewage ATEX approved submersible level transmitter
- Hydrostatic level sensor and indicator for frothing oil tank
- Immersible sewage level transmitter for pressures up to 5 psi
- Immersible sewage level transmitter for pressures up to 15 psi
- Leachate holding tank, submersible level sensor for 5 meter depth
- HART flameproof (Ex d) re-scalable level transmitter for hydrostatic head up to 2 metres
- Dockside sea water tide level transmitter up to 6 metres depth
- 5m deep sewage wastewater submersible level sensor
- Landfill level probe for measuring 6 metre depth of leachate
- Ferric Chloride solution hydrostatic level transmitter
- Raw leachate feed tank depth probe
- Cooling tower basin water level transmitter
- Geothermal pool high temperature submersible level transmitter
- Cement plant process water basin level sensor
- 12ft high ink tank screw-in 4-20mA output level sensor
- 7mH2O hydrostatic level sensor with 4-20mA plus HART
- Wastewater holding tank submersible 8 feet deep level monitoring pressure transmitter
- 6m range 4-20mA submersible animal feed tank level and PT100 sensor
- 12 inch range 4-20mA output submersible freshwater tank level sensor
- 140 inch range rangeable 4-20mA output wastewater level sensor and display for external fitting
- 3m range 4-20mA output submersible seawater dewatering tank level sensor
- 16 inch range 4-20mA output submersible shallow water tank level sensor
- 280 inch range 4-20mA output urea tank flush diaphragm level sensor
- 10m high chemical tank 4-20mA output submersible PVC and ceramic protected liquid level sensor
- 120cm range 4-20mA submersible chemical tank level sensor for farm water line mineral injection
- 10ft range 4-20mA output submersible sea tide depth sensor
- Contaminated groundwater submersible plastic body 5 psi pressure transducer & display
- High temperature de-ionised water bath 300mm ATEX level sensor
- ELPO car paint plant 40ft high wastewater tank level transmitter
- Canola oil tank hygienic level sensor & indicator with high temperature protection
- Dairy 100 deg C wash water tank 2m range submersible level sensor
- Sea water corrosive resistant underwater level transmitter
- 1.6 mH2O submersible transmitter for wash water break tanks
- 10 meter range submersible salt water level probe with current output
- 60 metre deep borehole pump water level and temperature sensor
- Submersible 50 meter potable water depth transmitter
- Water temperature depth sensor for cooling tower sump
- Submersible rainwater tank level sensor for measuring 3.5m depth
- Low cost, upstream/downstream, 5m range, fresh-water, weir level sensor
- Low cost hydrostatic sensor for measuring depth of Diesel up to 2 metres
- Aquaculture submersible freshwater level & temperature transmitter
- Marine aquaculture submersible seawater level & temperature transmitter
- 40 ftH2O Hydroelectric power plant tail water elevation & temperature sensor
- Generator fuel oil day tank drop-in 200mb hydrostatic level sensor
- Ground water monitoring 10mH2O g range 4-20mA out level sensor
- 10mH2Og borehole monitoring 4-20mA output submersible water level sensor
- 5m range 4-20mA output submersible seawater intake channel level sensor
- Greenhouse clean water tank 15 mWG 4-20mA submersible level sensor
- 6m range 4-20mA output water tank level sensor for external fitting
- 100 psig range 4-20mA output freshwater hydrostatic pressure transducer for tank level gauging use
- 50cm range 4-20mA water level sensor for hot tub and spa service water tanks
- Farm drainage open well 60ft range 4-20mA output submersible liquid level sensor
- 40ft range 4-20mA output submersible hydroelectric dam headwater level sensor
- Dairy silo level sensor & display unit for reading content in litres
- Water tank level gauge transmitter with adjustable range
- 3m range 4-20mA output submersible hot water tank level sensor
- Water well level monitoring in 3/4″ dia sounding tube to 300ft
- Dirty water, sludge & sewerage tank level 400 mbar pressure sensor
- Measuring 125 mm of water level range to 1mm accuracy
- Underwater 50 metre sea depth 4-20mA output sensor
- Sea water tank level sensor for 30 cm depth variation on ship