ISO 9001:2015 CERTIFIED

Level & Flow Products

Built for reliability and efficiency, our instruments are designed to meet the needs of diverse industries, ensuring accurate performance for liquids, solids, and granular materials.

Industrial level switch mounted on a process tank 01 — Level Switches
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Level Measurement

Level Switches

Level switches are point-level sensing devices that detect the presence or absence of liquid, bulk solid, or slurry at a predetermined level in tanks and vessels. Cristal Instruments manufactures a complete range of level switches built for high reliability in demanding process environments — from clean water to aggressive chemicals, high-temperature steam, and hazardous-area applications.

Available Models

  • Side Mounted Level Switch — Model CLS-110Model CLS-110CLS-110
  • Top Mounted Level Switch — Model CLT-400Model CLT-400CLT-400
  • Top Mounted Level Switch — Model CLT-700Model CLT-700CLT-700
  • Miniature Level Switch — Model CLS-M-200Model CLS-M-200CLS-M-200
  • Level Switch — Side Mounted Flame ProofSide Mounted Flame Proof Level SwitchFlame Proof
  • Capacitance Type Level SwitchCapacitance Type Level SwitchCapacitance Type
  • Vibrating Fork Type Level SwitchVibrating Fork Type Level SwitchVibrating Fork
  • Vibrating Rod Type Level SwitchVibrating Rod Type Level SwitchVibrating Rod
  • Rotating Paddle Level SwitchRotating Paddle Level SwitchRotating Paddle
  • Cable Float SwitchCable Float SwitchCable Float

Typical Applications

  • Water & Wastewater Treatment
  • Chemical Storage Tanks
  • Power Plants
  • Food / Pharmaceutical Manufacturing
  • Bulk Solids & Powders
  • Cement & Mining Industries
Level Measurement

Level Gauges

Level gauges provide direct visual indication of liquid levels in pressurized or atmospheric vessels. Our comprehensive range covers boiler applications, chemical storage, oil & gas, and general process industries. Every gauge is manufactured to exacting quality standards with full material traceability and tested under pressure before dispatch.

Available Models

  • Tubular Level GaugeTubular Level GaugeTubular
  • Reflex Level GaugeReflex Level GaugeReflex
  • Transparent Level GaugeTransparent Level GaugeTransparent
  • Magnetic Level Gauge — Roller TypeMagnetic Level Gauge - Roller TypeRoller Type
  • Magnetic Level Gauge (PVDF / PP Construction)Magnetic Level Gauge PVDF / PP ConstructionPVDF / PP

Typical Applications

  • Boiler Feed Water Systems
  • Chemical Storage Vessels
  • Process Tanks
  • Oil & Fuel Storage
  • Water Treatment Plants
  • Utility Systems
Industrial level gauge on a boiler or pressure vessel 02 — Level Gauges
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Level transmitter installed on an industrial tank 03 — Level Transmitters
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Level Measurement

Level Transmitters

Level transmitters convert level measurements into standard 4-20 mA or digital signals for remote monitoring and process control systems. Our transmitters deliver accurate continuous level measurement even in the most challenging conditions — high pressure, extreme temperature, aggressive media, and vapor-rich atmospheres.

Available Models

  • Float Type Level TransmitterFloat Type Level TransmitterFloat Type
  • Ultrasonic Level TransmitterUltrasonic Level TransmitterUltrasonic
  • Radar Level TransmitterRadar Level TransmitterRadar
  • Capacitance Type Level TransmitterCapacitance Type Level TransmitterCapacitance Type

Typical Applications

  • Storage Tank Monitoring
  • Process Vessel Level Measurement
  • Sump & Lift Stations
  • Effluent Treatment Plants
  • Chemical Processing
  • Food / Pharmaceutical Manufacturing
Flow Measurement

Flow Meters

Reliable flow measurement instruments designed for process monitoring, utility applications, and industrial fluid handling systems.

Available Models

  • Acrylic Body RotameterAcrylic Body RotameterAcrylic Body
  • Glass Tube RotameterGlass Tube RotameterGlass Tube
  • Sight Glass Flow IndicatorSight Glass Flow IndicatorSight Glass

Typical Applications

  • Water Distribution Systems
  • Cooling Water Circuits
  • Chemical Dosing Systems
  • Utility Monitoring
  • Process Flow Measurement
  • Equipment Skids & OEM Applications
Electromagnetic flow meter installed on an industrial pipeline 04 — Flow Meters
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Also From Cristal Instruments

Explore Our Other Product Lines

Industrial control panel and gauges representing temperature instrumentation and transmitters

Temperature Sensors & Transmitters

High-quality probe-type temperature sensors for accurate and reliable process temperature measurement. We supply a wide range of RTDs, Thermocouples, and Temperature Transmitters designed for industrial applications.

RTD PT-100 Thermocouples Head Transmitters Thermowells Simple and Duplex Compact 4–20 mA
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Industrial valve with pressure gauge for flow control systems

Specialised Valves

Our capabilities extend to detailed design support and back-office engineering for both standard and custom products, complemented by a wide range of valves, components, and assemblies that ensure consistency, accuracy, and scalability.

Ball Valves Butterfly Valves Globe Valves Control Valves Design Support Pneumatic Actuators
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Need a Specific Level or Flow Solution?

Our engineering team will select the right instrument for your application — media, range, temperature, pressure, and certification requirements all considered.