Holykell

Level sensors

Products Overview

Holykell level sensors offer technically as well as economically attractive solutions for a wide range of level measuring tasks. In high-volume projects as well as in smaller quantities, you always benefit from the highest quality products and competitive price. Holykell sensors own approved CE, RoHs, ATEX, FCC and SGS international certificates. Holykell instruments are reliable and safe for water,oil liquid measurement and control of medicine, metallurgy, electricity, mine, city water supply, drainage and hydrology etc.

Capactive Level

HPT621 Multipurpose Capacitance

HPT621 Multipurpose capacitance level sensor are designed for liquid level measurements where the levels are lower than 3 meter, 316 stainless steel allows the transmitters to be suitable for harsh environments and various measuring medium.

External mounting

HPT603 Submersible Liquid

HPT603 submersible liquid level transducer is mainly used for liquid depth measurement. It supports different kinds of signal outputs and electronic connections.

HPT604-BM Fuel Level

This fuel level sensor is installed on the tank outside bottom with unique fuel precipitation filtering design. It is able to measure the fuel level and temperature of different shapes of tanks, irregular shapes tanks supported.

HPT612 Isolated Type

HPT612 Isolated type submersible level transmitter features a LCD/LED display and a submersible water probe. It comes equipped with a 270-pound tensile strength shielded and vented cable.

Level Datelogger

HPT675S Remote Water

Remote water level data logger is a self-dissolving data logger. Based on a titanium alloy casing and a lithium battery power supply design, it can be immersed in liquid for more than 10 years for a long time. The built-in temperature sensor can be used to monitor the depth, pressure and temperature of groundwater.

Radar Level Measurement

HR1200 60GHz Millimeter

HR1200 is a 60GHz millimeter wave radar level sensor. By adopting non-contact measurement, it is clean without much maintenance concern and is quite easy to install thanks to the bubble spirit level design. It features strong anti-interference ability and high accuracy, up to ±2mm and can detect small targets.

HR2000 80GHz High

The HR2000 is a 80GHz mmWave radar level sensor. Its advanced radar technology and user-friendly PC interface ensure precise measurements, high sensitivity, and seamless integration. This non-contact sensor offers contamination-free, low-maintenance level monitoring solutions. Its compatibility with control systems allows for effortless integration into industrial processes, enabling remote monitoring and control, ideal for various industrial applications.

HR261 Radar Tank

Radar level probe is a time travel to the principle of measuring instruments, radar run at the speed of light, the running time can be converted into a level signal by electronic components.

HR262 High Frequency

High frequency radar level transmitter is 26G High Frequency radar level measurement instrument, Antenna being further optimized, fast new microprocessor could be higher-speed signals processing.

HR263 26G Radar

Radar level transmitter is a non-contact, microprocessor controlled, easy to install and maintain digital level instrument. measure the maximum distance to 70 meters.

HR264 26G High

High frequency radar level sensor radar meter can reach up to 70 meters. the instrumentation can be used for reactor, solid silo and very complex measurement environment.

HR265 Radar Distance

Radar distance meter radar adopting the advanced dual-core radar technology,more processing capacity, more reliable system design, more than one core, more stable system.

HR266 26G Radar

HR266 radar liquid level sensor , It is a non-contact, microprocessor controlled, easy to install and maintain digital level instrument.

HR681 Radar Level

Radar level probe is a time travel to the principle of measuring instruments, radar run at the speed of light, the running time can be converted into a level signal by electronic components.

HR682 Guided Wave

Guided Wave Radar for corrosion medium ,that is a time travel to the principle of measuring instruments, radar run at the speed of light, the running time can be converted into a level signal by electronic components.

HR683 Guided Wave

Guide wave radar level sensor is a non-contact, microprocessor controlled, easy to install and maintain digital level instrument,to realize the antenna to the surface of medium distance measurement.

HR684 Radar Type

Radar type level transmitter has strong and accurate NTS certified tape with stainless conductors. HR684 Radar Sensor special for Low Dielectric Constant Liquid measure.

HR685 Complicated Conditions

Guided Wave Radar Level Sensor is a time travel to the principle of measuring instruments, radar run at the speed of light, the running time can be converted into a level signal by electronic components.

HR80G 80GHz FMCW

80ghz radar level transmitter (80ghz radar) is a product developed based on FMCW technology, so it has the advantages of strong penetrating power and high frequency bandwidth (76-81GHz), and is not affected by temperature, dust or steam influence, it is often used for liquid, solid or powder measurement.

Submersible Level Transmitter

HPT604-BC Submersible Digital

The submersible digital level sensor is designed with tapered and fully sealed IP68 waterproof design, so it is suitable for all kinds of harsh environment measurement.

HPT604-BH High Performance

Submersible level sensor with high accuracy up to 0.25%FS. It is designed with a PVDF filter cover design so that the stainless steel probe will not spark against the SST tank.

HPT604-BL Submersible Diesel/Gasoline

This submersible level sensor adopts SUS304 stainless steel housing and a filter cap(two kinds of filter caps optional), and can be put in water/oil/fuel/chemical tanks or reservoir directly for liquid level measurement. It features high corrosion-resistant and can be used in explosive environment.

HPT604-BS Magnetic End

HPT604-BS is a fuel oil level sensor with a magnetic end cap. The design is to fix the level probe onto the fuel tank bottom so as to prevent it shaking in the oils and fuels and to eliminate safety risk, inaccurate measurement or sensor damage.

HPT604-Fuel Submersible Fuel

Submersible Fuel Level Sensor is commonly known as "fuel probe", which is mainly used to measure the level of fuel, diesel or gasoline tanks. The probe is designed with a filter screen, which can filter most of the impurities and ensure the stability of the measurement.

HPT604-FW Water In

The HPT604-FW Water in fuel sensor (WIF sensor) are mainly used in water existence, fuel level and fuel temperature monitoring in fuel tanks. It is made by imported high stable and reliable OEM piezo-resistive pressure sensor with water detect sensors and high accurate circuit board into the stainless steel housing.

HPT604-GT Fuel Level

This submersible fuel level sensor features high accuracy and high stability though low level in vibrating tanks. Its unique height adjustable design and fully welded structure enable it to work in different sizes of tanks for a long time.

HPT604-H Water Level

The main advantages of the fuel level sensor include high stability, affordable price, and safe capability in explosive occasions. Unlike submersible water level sensors, its filter cap is made of PTFE, which can not only measure water, but also oils, fuels, and chemicals, offering strong resistance to corrosion.

HPT604-LT Fuel Level

This fuel level and volume sensor(oil tank level sensor) is designed based on the "submersible" shape, it is mainly used to measure the level, volume, fuel storage and fuel temperature of fuel tanks (underground storage tanks). With wireless terminals, remote monitoring solutions can be realized.

HPT604 Submersible Water

The Submersible Water Level Sensor is a general purpose submersible hydrostatic level transmitter. It adopts an imported high-quality piezoresistive sensor, robust 316L stainless steel housing and a hydrometric cable with a ventilation tube making it a reliable and cost-effective solution for a wide variety of industrial-level measurement applications. It can keep working fine in liquids for more than ten years.

HPT605 Submersible Sewage

The submersible sewage water level transducer can be used for measuring in polluted environments for a long time. It can not only automatically conduct atmospheric and temperature compensation, but also reduce the temperature dri

HPT606 Submersible Sludge

The submersible sludge level transmitter is specially used to measure the sludge level in river or lake water.It adopts ceramic filter design, which can filter gravel and water weeds in the medium.

HPT607-E Smaller Diameter

This submersible borehole level sensor is a perfect device for groundwater, borehole and well water level measurements. It features a small diameter Ø16 housing and unique filtration designs.

HPT607 Submersible Borehole

The submersible borehole level sensor is designed for ground water and drilling fluid level measurements. Based on the fluidics design, it can ensure the stability of the measurement.

HPT608 Submersible Marine

Submersible Marine Level Sensor is mainly used to measure the liquid level of the ship's cabin and the ship's draft, so that we can know whether the ship is at the normal water level in time.

HPT611 Anti Clogging

The anti clogging slurry level transmitter is the most effective solution for sewage or waste water with viscous medium level measurement.

HPT613-S Submersible Ceramic

HPT613-S Submersible ceramic capacitance level sensor is a liquid level measuring instrument with high stability and precision. It adopts fully sealed 316SS stainless steel body and ceramic core body, high explosion-proof and easy to clean.

Ultrasonic Level Sensor

HLU Ultrasonic Liquid

Ultrasonic liquid level meter combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

UE2000 Ultrasonic Fuel

Ultrasonic fuel level sensor is specially designed for fuel and flammable liquid level measurement. It has a built-in LCD display for field calibration.

UE3001 Non Contact

The non contact ultrasonic liquid level meter have all gold-plated circuit boards, internal electromagnetic shielding and software digital filter are tested for (industrial) 48 hour under high and low temperature aging. It promises higher and long-term reliability.

UE3002 Ultrasonic Distance

UE3002 Ultrasonic distance level transmitter combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

UE3003 Wiring Type

UE3003 is an ultrasonic level sensor. It offers accurate non-contact liquid level and distance measurement using sound waves. With its compact design and high accuracy, it is suitable for various applications. It features reverse polarity protection, surge lightning protection, anti-obstacle interference and provides reliable and real-time data, making it a versatile solution for monitoring liquid levels in tanks and containers

UE3005 Small Range

UE3005 Small range ultrasonic level transducer combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

UE3006 Ultrasonic Water

UE3006 ultrasonic water level sensor combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

US8000 Ultrasonic Level

US8000 Ultrasonic level sensor combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

US9000 Long Range

US9000 Long range ultrasonic level sensor combines ultrasonic sensors, temperature sensors, ultrasonic servo circuit, transmission circuit and uses SMD components and ASIC. All these features realize a concise and smart level transmitter.

Well Depth Sensor

HLM Tape Reel

HLM Series Water Level Meter with Laser Marked Tape, easy to use and read accurately to 1/100 ft. Water Level Meter is supplied on a sturdy winding reel complete with a brake and carrying handle.

HPT607-E Smaller Diameter

This submersible borehole level sensor is a perfect device for groundwater, borehole and well water level measurements. It features a small diameter Ø16 housing and unique filtration designs.

HPT607 Submersible Borehole

The submersible borehole level sensor is designed for ground water and drilling fluid level measurements. Based on the fluidics design, it can ensure the stability of the measurement.

Wireless level sensor

H2603 Wireless Water

Wireless water level sensor is an IoT sensor with high sealing and IP68 waterproof grade. Based on the design of anti-blocking pressure orifice, it is mainly used for remote monitoring of liquid level data of sewage water, industrial water tank and fire water tank.

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