Liquid Level Sensors

Liquid level sensors detect and monitor the level of fluids in tanks, containers, or pipelines. At Ocean Controls, our liquid level sensors are ideal for water treatment, industrial process control, and tank monitoring applications. They provide accurate, real-time measurements to help automate fluid management, prevent overflows or dry runs, and improve system efficiency.

  • ToughSonic 100, Ultrasonic Sensor, 50' - 15.2 Meter  (RS-485) with Rear 1.5" NPT mount
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    ToughSonic 100, Ultrasonic Sensor, 50' - 15.2 Meter (RS-485) with Rear 1.5" NPT mount

    SKU:SNS-036
    In stock(2 items available)

    The ToughSonic 100 50' Range, 1.5" NPT rear thread mount ultrasonic sensor, TS-100.50E1X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 50 feet (15.2 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.50E1X.0xxFA... (1.5" NPT rear thread mount, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

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      USD1039.70 save USD0.01
    • USD1039.70
    Sorry, we only have 999999 of that item available
  • ToughSonic 200, Chemical Ultrasonic Sensor 35' - 10.7 Meter (RS-485)

    ToughSonic 200, Chemical Ultrasonic Sensor 35' - 10.7 Meter (RS-485)

    SKU:SNS-086
    Available for backorder

    The ToughSonic 200, 14' Range, 1" NPT Upper & 2" BSP Lower Threads ultrasonic sensor, TS-200.35J1X.0xxFA, delivers non-contact, highly accurate liquid level measurement in chemical tanks, diesel fuel storage, and industrial liquid applications. Designed for durability, these compact and rugged sensors withstand exposure to harsh chemicals, acids, and bases

    The ToughSonic 200 measures level and distance through the air using ultrasonic sound waves up to a distance of 35 ft (10.7 Meters). They are ideal for demanding paper processing, food production, and industrial storage applications. 

    *TS-200.35J1X.0xxFA... (1" NPT Upper & 2" BSP Lower Threads, RS-485, Transistor, Current, and Voltage Outputs)

    • USD1016.07
    Sorry, we only have 999999 of that item available
  • ToughSonic 100, Ultrasonic Sensor,  50' - 15.2 Meter (RS-485) with PVDF Plastic Housing

    ToughSonic 100, Ultrasonic Sensor, 50' - 15.2 Meter (RS-485) with PVDF Plastic Housing

    SKU:SNS-037
    Available for backorder

    The ToughSonic 100 50' Range, 2.5" NPT front and rear threads ultrasonic sensor, TS-100.50F1X.xx7FA, measures level and distance through the air using ultrasonic sound waves up to a distance of 50 feet (15.2 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into PVDF Plastic housings.


    *TS-100.50D1X.0xxFA... (2.5" NPT front and rear threads, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD1003.97
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor, 50' - 15.2 Meter  (RS-485) Clamp Connection

    ToughSonic 100 Ultrasonic Sensor, 50' - 15.2 Meter (RS-485) Clamp Connection

    SKU:SNS-035
    Available for backorder

    The ToughSonic 100 50' Range, Clamp Connection ultrasonic sensor, TS-100.50D1X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 50 feet (15.2 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.50D1X.0xxFA... (Clamp Connection, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD980.06
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor 50' - 15.2 Meter (RS-485 Serial Only) Clamp Connection

    ToughSonic 100 Ultrasonic Sensor 50' - 15.2 Meter (RS-485 Serial Only) Clamp Connection

    SKU:SNS-065
    Available for backorder

    The ToughSonic 100 50' Range, Clamp Connection ultrasonic sensor, TS-100.50D2X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 50 feet (15.2 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.50D2X.0xxFA... (Clamp Connection, RS-485 Serial Only)

    **Serial Only, does not include additional outputs. These sensors also feature 4-wire cable and consume about 20% less power.

    • USD940.90
    Sorry, we only have 999999 of that item available
  • ToughSonic 200, Chemical Ultrasonic Sensor 20' - 6.1 Meter  (RS-485)
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    ToughSonic 200, Chemical Ultrasonic Sensor 20' - 6.1 Meter (RS-485)

    SKU:SNS-085
    In stock(3 items available)

    The ToughSonic 200, 14' Range, 1" NPT Upper & 1.5" BSP Lower Threads ultrasonic sensor, TS-200.20H1X.0xxFA, delivers non-contact, highly accurate liquid level measurement in chemical tanks, diesel fuel storage, and industrial liquid applications. Designed for durability, these compact and rugged sensors withstand exposure to harsh chemicals, acids, and bases

    The ToughSonic 200 measures level and distance through the air using ultrasonic sound waves up to a distance of 20 feet (6.1 meters)They are ideal for demanding paper processing, food production, and industrial storage applications. 

    *TS-200.20H1X.0xxFA... (1" NPT Upper & 1.5" BSP Lower Threads, RS-485, Transistor, Current, and Voltage Outputs)

      • % off
      USD920.43 save USD0.01
    • USD920.43
    Sorry, we only have 999999 of that item available
  • ToughSonic 200, Chemical Ultrasonic Sensor, 14' - 4.3 Meter (RS-485)

    ToughSonic 200, Chemical Ultrasonic Sensor, 14' - 4.3 Meter (RS-485)

    SKU:SNS-081
    In stock(5 items available)

    The ToughSonic 200, 14' Range, 1" NPT Upper & 1.5" NPT Lower Threads ultrasonic sensor, TS-200.14G1X.xx7FA, delivers non-contact, highly accurate liquid level measurement in chemical tanks, diesel fuel storage, and industrial liquid applications. Designed for durability, these compact and rugged sensors withstand exposure to harsh chemicals, acids, and bases

    The ToughSonic 200 measures level and distance through the air using ultrasonic sound waves up to a distance of 14 ft (4.3 Meters). They are ideal for demanding paper processing, food production, and industrial storage applications. 

    *TS-200.14G1X.xx7FA... (1" NPT Upper & 1.5" NPT Lower Threads, RS-485, Transistor, Current, and Voltage Outputs)

    • USD885.55
    Sorry, we only have 999999 of that item available
  • ToughSonic 100  Ultrasonic Sensor 30'  - 9.1 Meter (RS-232)

    ToughSonic 100 Ultrasonic Sensor 30' - 9.1 Meter (RS-232)

    SKU:SNS-0310
    In stock(2 items available)

    The ToughSonic 100 14' Range, 1.5" NPT front and rear threads ultrasonic sensor, TS-100.30C1X.007FB, measures level and distance through the air using ultrasonic sound waves up to a distance of 30 feet (9.1 Meters), and 2 meters cable (6.5ft).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.30C1X.007FB... (1.5" NPT front and rear threads, RS-232 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD837.16
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor - 30' Range RS-485

    ToughSonic 100 Ultrasonic Sensor - 30' Range RS-485

    SKU:SNS-030
    In stock(1 item available)

    The ToughSonic 100 14' Range, 1.5 in NPT front and rear threads ultrasonic sensor, TS-100.30C1X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 30 feet (9.1 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.30C1X.0xxFA... (1.5 in NPT front and rear threads, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD837.16
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor - 30ft (9.1m) Range, RS-485

    ToughSonic 100 Ultrasonic Sensor - 30ft (9.1m) Range, RS-485

    SKU:SNS-060
    In stock(1 item available)

    The ToughSonic 100 14' Range, 1.5 in NPT front and rear threads ultrasonic sensor, TS-100.30C2X.xx7FA, measures level and distance through the air using ultrasonic sound waves up to a distance of 30 feet (9.1 Meters).

    These rugged, compact ultrasonic sensors live up to the “ToughSonic” name. Versatile liquid level sensors feature heavy-duty electronics that are epoxy-potted into 316 stainless steel housings.


    *TS-100.30C2X.xx7FA... (1.5 in NPT front and rear threads, RS-485 Serial Only)

    **Serial Only, does not include additional outputs. These sensors also feature 4-wire cable and consume about 20% less power.

    • USD842.16
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor - 3' Range RS-485

    ToughSonic 100 Ultrasonic Sensor - 3' Range RS-485

    SKU:SNS-020
    In stock(1 item available)

    The ToughSonic 100 3' Range, 30mm Thread ultrasonic sensor, TS-100.03A1X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 3 feet (91 centimeters).

    These durable and compact ultrasonic sensors truly embody the “ToughSonic” name. These liquid level sensors are designed for versatility and include robust electronics securely epoxy-potted within corrosion-resistant 316 stainless steel housings.


    *TS-100.03A1X.0xxFA.. (30mm threaded, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD795.53
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor 14' - 4.3 Meter  (RS-485)

    ToughSonic 100 Ultrasonic Sensor 14' - 4.3 Meter (RS-485)

    SKU:SNS-025
    Available for backorder

    The ToughSonic 100 14' Range, 30mm Thread ultrasonic sensor, TS-100.14A1X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 14 feet (4.3 Meters).

    These durable and compact ultrasonic sensors truly embody the “ToughSonic” name. These liquid level sensors are designed for versatility and include robust electronics securely epoxy-potted within corrosion-resistant 316 stainless steel housings.


    *TS-100.14A1X.0xxFA... (30mm threaded, RS-485 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

    • USD741.52
    Sorry, we only have 999999 of that item available
  • ToughSonic 100 Ultrasonic Sensor 14' - 4.3 Meter(RS-232)
    • % off

    ToughSonic 100 Ultrasonic Sensor 14' - 4.3 Meter(RS-232)

    SKU:SNS-026
    Available for backorder

    The ToughSonic 100 14' Range, 30mm Thread ultrasonic sensor, TS-100.14A1X.0xxFB, measures level and distance through the air using ultrasonic sound waves up to a distance of 14 feet (4.3 Meters).

    These durable and compact ultrasonic sensors truly embody the “ToughSonic” name. These liquid level sensors are designed for versatility and include robust electronics securely epoxy-potted within corrosion-resistant 316 stainless steel housings.


    *TS-100.14A1X.0xxFB... (30mm threaded, RS-232 Standard)

    **Standard includes Analog (4- 20mA & 0- 10V or 0- 5V) Outputs, Switch Outputs, and Output Indicator.

      • % off
      USD741.25 save USD0.01
    • USD741.24
    Sorry, we only have 999999 of that item available
  • ToughSonic 100, Ultrasonic Sensor, 14' - 4.3 Meter  (RS-485 Serial Only)

    ToughSonic 100, Ultrasonic Sensor, 14' - 4.3 Meter (RS-485 Serial Only)

    SKU:SNS-055
    Available for backorder

    The ToughSonic 100 14' Range, 30mm Thread ultrasonic sensor, TS-100.14A2X.0xxFA, measures level and distance through the air using ultrasonic sound waves up to a distance of 14 feet (4.3 Meters).

    These durable and compact ultrasonic sensors truly embody the “ToughSonic” name. These liquid level sensors are designed for versatility and include robust electronics securely epoxy-potted within corrosion-resistant 316 stainless steel housings.


    *TS-100.14A2X.0xxFA... (30mm threaded, RS-485 Serial Only)

    **Serial Only, does not include additional outputs. These sensors also feature 4-wire cable and consume about 20% less power.

    • USD702.36
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor 0-10m with 75m Cable for Tanks, Wells and Reservoirs

    Water Level Detector Sensor 0-10m with 75m Cable for Tanks, Wells and Reservoirs

    SKU:IBP-1101
    Available for backorder

    Suitable for raw and waste water, 2-wire 4 to 20 mA liquid level sensor 0-10m. Supplied with 75 m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD542.40
    Sorry, we only have 999999 of that item available
  • ToughSonic 12 Ultrasonic Sensor - 3.7 Meter  (RS-485) 1" NPT Thread
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    ToughSonic 12 Ultrasonic Sensor - 3.7 Meter (RS-485) 1" NPT Thread

    SKU:SNS-016
    In stock(1 item available)

    Senix ToughSonic® 12 ultrasonic sensor TSPC-N1S1K-485 measures level and distance through the air using ultrasonic sound waves up to a distance of 10 to 366cm (244cm is optimum). It features a 1" NPT thread for Tank monitoring, IP68 Stainless Housing, Push-button and PC configurable


      • % off
      USD746.18 save USD298.47
    • USD447.71
    Sorry, we only have 999999 of that item available
  • ToughSonic 12 Ultrasonic Sensor - 3.7 Meter  (RS-485) 30mm Thread
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    ToughSonic 12 Ultrasonic Sensor - 3.7 Meter (RS-485) 30mm Thread

    SKU:SNS-0150
    In stock(1 item available)

    Senix ToughSonic® 12 ultrasonic sensor TSPC-30S1K-485 measures level and distance through the air using ultrasonic sound waves up to a distance of 10 to 366cm (244cm is optimum). It features a 30mm IP68 Stainless Housing, Push-button and PC configurable

    Last Unit!!

      • % off
      USD746.18 save USD298.47
    • USD447.71
    Sorry, we only have 1 of that item available
  • Wireless Ultrasonic Distance Sensor, Ursalink EM500-UDL  0.3-5m

    Wireless Ultrasonic Distance Sensor, Ursalink EM500-UDL 0.3-5m

    SKU:ULC-016
    Available for backorder

    EM500-UDL ultrasonic level sensor is a long range wireless sensor compatible with standard LoRaWAN protocol. Combining with the advanced LoRa technology and 19000mAh battery make it a low power consumption product with years-long use life. It can measure the distance to a wide range of objects by using ultrasonic sound waves and provides highly accurate continuous level measurement of most liquid material.

    • USD379.39
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor 0-20m with 30m Cable for Tanks, Wells and Reservoirs

    Water Level Detector Sensor 0-20m with 30m Cable for Tanks, Wells and Reservoirs

    SKU:IBP-112
    In stock(2 items available)

    Suitable for raw and waste water, 2-wire 4-20mA liquid Level Sensor 0-20m. Supplied with 30m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD334.67
    Sorry, we only have 999999 of that item available
  • Submersible Water Level Sensor, Ursalink EM500-SWL 0-5m

    Submersible Water Level Sensor, Ursalink EM500-SWL 0-5m

    SKU:ULC-018
    In stock(3 items available)

    EM500-SWL-L005 level sensor is a long range wireless sensor compatible with standard LoRaWAN protocol. Combining with the advanced LoRa technology and 19000mAh battery make it a low power consumption product with years-long use life. It is designed to provide convenience of direct submergence in liquids for up to 5m reliable level measurement.

    • USD302.94
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor 4-20mA Output and 20m Cable  for Tanks, Wells and Reservoirs

    Water Level Detector Sensor 4-20mA Output and 20m Cable for Tanks, Wells and Reservoirs

    SKU:IBP-110
    In stock(1 item available)

    Suitable for raw and waste water, 2-wire 4 to 20 mA liquid level sensor 0-10m. Supplied with 20m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD288.51
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor and Probe for Wells and Reservoirs

    Water Level Detector Sensor and Probe for Wells and Reservoirs

    SKU:IBP-101
    In stock(4 items available)

    Suitable for raw and waste water, 2-wire 4 to 20 mA liquid level sensor 0-1m. Supplied with a 10m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD253.89
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor and Probe for Tanks and Wells

    Water Level Detector Sensor and Probe for Tanks and Wells

    SKU:IBP-104
    In stock(4 items available)

    Suitable for raw and waste water. 2-wire, 4 to 20 mA liquid level sensor 0-3m.  Supplied with a 10m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD253.89
    Sorry, we only have 999999 of that item available
  • Water Level Detector Sensor 0-5m with 10m Cable for for Tanks, Wells and Reservoirs

    Water Level Detector Sensor 0-5m with 10m Cable for for Tanks, Wells and Reservoirs

    SKU:IBP-105
    In stock(6 items available)

    Suitable for raw and waste water, 2-wire 4 to 20 mA liquid level sensor 0-5 m. Supplied with a 10 m cable

    The sensors are vented sensors with vented cables. They don't need to be post-corrected before use.

    • USD253.89
    Sorry, we only have 999999 of that item available
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