Level sensors for measuring very low liquid levels in shallow rivers, weirs, drains, sewers, streams and small tanks which are immersed or mounted on the outside of a tank.
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.
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
S12S SDI-12 Coms IP68 Pressure and Temperature Sensor - Combined pressure and temperature sensor with a 1200 baud rate serial data interface as defined by the SDI-12 support group.
DCL 551 RS485 Modbus RTU Submersible Low Range Fuel, Oil & Wastewater Level Probe - Low range digital interface submersible liquid level probe with RS 485 Modbus RTU protocol serial bus communications for measuring level of fuel, oil and wastewater in low fill height open tanks.
DMK 458 Seawater Low Range Pressure Transmitter - Sea water corrosion resistant low range pressure transmitter for marine, ship and offshore engineering.
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. 
LMK809 Plastic Submersible Low Level Transmitter - IP68 low range pressure transmitter for measuring the level of highly contaminated and agressive liquid media with a body made from PP-HT or PVDF.
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.
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.
- Genset hydrostatic sensor for measuring level of small diesel tank up to 12 inches
- Ebb & Flow (Flood & Drain) Horticulture Hydroponic System 100mm Water Level Sensor
- 120in range 0-5Vdc output submersible river depth sensor
- 50mbarg range 4-20mA output petrol fill level pressure sensor for automotive testing use
- 5 kPa g range 0-5 Vdc output fuel oil pressure sensor for liquid level measuring use
- 0.05 barg range 4-20mA out waterproof low range water level sensor
- 12 inch range 4-20mA output submersible freshwater tank level sensor
- 200cm range 0-5Vdc output submersible road flood stream depth and PT1000 sensor
- 50in range 4-20mA output chemical liquid level sensor with flush diaphragm and IS approval
- 4000mm range 0-5Vdc output diesel tank level sensor for external fitting
- 50cm range 0-10Vdc output freshwater level sensor for external fitting
- 0.5mH2Og range ratiometric 0.5-4.5V output submersible sump pump water level sensor
- 1.5 psig range 4-20mA output freshwater tank fluid level pressure sensor for farming use
- 50cm range 4-20mA water level sensor for hot tub and spa service water tanks
- 50cm range 0.5-4.5Vdc output submersible small diesel fuel tank level sensor
- 10psig 4-20mA oily wastewater pressure sensor with hi-temp protection for tank level gauging use
- 3m range 4-20mA output submersible seawater dewatering tank level sensor
- 16 inch range 4-20mA output submersible shallow water tank level sensor
- 2ft range SDI-12 interface submersible shallow depth streamflow level sensor
- 10ft range 4-20mA output submersible sea tide depth sensor
- Rainwater harvesting depth sensor for 1.25 metre deep tank
- Cement plant process water basin level sensor
- Protecting low range river level sensor from storm surges
- 0 to 5 volt output sensor for measuring low seawater level
- Water level transmitter for monitoring sump pit water depth
- Cooling tower basin water level transmitter