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Tekelek offer over 25 years’ experience in ultrasonic sensing, instrumentation and communications. Our portfolio of own-design ultrasonic tank monitors for accurate level measurement of fuel oil & gas, chemicals, water, lubricants, waste and more are certified to the highest standards, making them highly accurate and reliable instrumentation.

TEK898
TEK 898 CAT-M1/NB-IoT Pressure Monitor (ATEX and C1/D1 approvals)
Supplied with a pressure level sensor, the battery powered i...
TEK871-1
TEK 871 NB-IoT/CAT-M1/2G Intrinsically safe ultrasonic level sensor
Our Ultrasonic 4G NB-IoT/CAT-M1 is a flexible and configurab...
TEK811
TEK811 Ultrasonic NB-IoT/CAT-M1
Our Ultrasonic 4G NB-IoT/CAT-M1 is a flexible and configurab...
TEK733
TEK 733 GSM Ultrasonic
Our Ultrasonic GSM 3G Sensor is a flexible and configurable...
TEK682
TEK 682 SMS Ultrasonic Sensor
Our Ultrasonic SMS Sensor is a flexible and configurable bat...
TEK822
TEK 822 NB-IoT/CAT-M1 Logger Exi
With flexible sensor/meter connection options, the battery p...