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Liquid Level Sensors
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
  • ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank
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ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank

  • 10 - 99 Pieces
    $5.40
    $6
  • 100 - 199 Pieces
    $4.95
    $5.50
  • 200 - 499 Pieces
    $4.68
    $5.20
  • >= 500 Pieces
    $4.50
    $5

Customization:

Customized logo（Min.Order: 10000 pieces）
Customized packaging（Min.Order: 10000 pieces）
Graphic customization（Min.Order: 10000 pieces）
View product details

ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Capacitive Water Level Detection: Utilizes advanced capacitive technology for precise measurement in tanks, water dispensers, and industrial systems.
  • Real-Time Monitoring: Ensures accurate and continuous tracking of liquid levels to prevent overflow or underflow in critical applications.

Key features

  • 1. Durable ABS Plastic Construction

    • With a corrosion-resistant ABS plastic body, withstand harsh environmental conditions while maintaining structural integrity in wet or chemical-exposed settings.

  • 2. Versatile Mounting Design*

    • With built-in mounting holes, enable quick and customizable installation on walls, tanks, or machinery surfaces without additional hardware.

  • 3. Advanced Capacitive Technology & Broad Voltage Compatibility*

    • With capacitive sensing and a wide voltage range (5-24VDC), achieve precise water level detection and seamless integration into diverse systems compared to single-voltage models.

  • 4. Industrial-Grade Real-Time Monitoring

    • With real-time water level detection capability, prevent overflow risks and optimize resource management in tanks, irrigation systems, or industrial processes.

  • 5. Compliance with Global Safety Standards

    • With RoHS and CE certifications, ensure adherence to strict environmental and safety regulations for commercial and industrial use.

Product details

ESMUS12-WS03 Stick Type Capacitance Liquid Level Sensor Water Level Sensor for Tank

The ESMUS12-WS03 Stick Type Capacitance Water Level Sensor is a robust, plastic-based sensor designed for precise water level monitoring in tanks, water dispensers, and industrial applications. With certifications like RoHS and CE, it ensures compliance with global safety standards. Its capacitive technology enables non-contact detection, while the 24VDC power supply ensures reliable operation in diverse environments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialABS PlasticIndustrial tanks and chemical-resistant environments
Power Source24VDC (5-24VDC compatible)Water dispensers and low-voltage systems
TechnologyCapacitive DetectionClean water level monitoring in pools or tanks
CertificationsRoHS, CERegulated industries like food processing or healthcare
Output300ΩIntegration with resistive-based control systems

Customization guide

Adjustable parameters include:

  • Output Resistance: Customize the 300Ω output to match specific electrical systems.
  • Mounting Configuration: Choose from standard or custom mounting holes for varied installation needs.
  • Voltage Range: Optimize the 5-24VDC compatibility for low-power or high-demand setups.

Get inspired

With its stick-type design and capacitive sensing, the ESMUS12-WS03 seamlessly integrates into automated systems. Use it to prevent overflow in irrigation tanks, monitor water levels in dispensers, or ensure safety in industrial chemical storage.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Accuracy±5%±2% (+60% improvement)±1% (+80% improvement)*
Response Time2s1.2s (40% faster)0.5s (75% faster)
Operating Temp-10°C to 60°C-20°C to 70°C-30°C to 80°C

Supplier's note

  1. Technical Breakthroughs:

    • Capacitive Technology: Enables non-contact detection, reducing maintenance in corrosive liquids.
    • Wider Voltage Range (5-24VDC): 20% broader than industry standards, ensuring compatibility with diverse power setups.
    • CE/RoHS Compliance: Meets strict safety and environmental regulations for global deployment.

  2. Version Selection Guidance:

    • Base Model: Ideal for basic monitoring in standard environments (e.g., home water tanks).
    • Advanced Model: Suitable for precision-critical applications like pharmaceuticals or food processing.
    • Pro Model: Designed for harsh industrial settings (e.g., chemical plants) with extreme temperature and durability needs. With its tripled accuracy over base models, it ensures reliable operation in demanding scenarios.

Frequently asked questions

  • Which water level sensor suits small water tanks for industrial use?

  • How do I clean the ESMUS12-WS03 sensor for water dispenser applications?

  • Capacitive vs. float sensors: Which is better for tank monitoring?

  • Can I customize the mounting for the ESMUS12-WS03 sensor?

  • Is the ESMUS12-WS03 FDA-approved or CE/RoHS certified?

  • What applications work best with the ESMUS12-WS03’s 300Ω output?

  • Is the ESMUS12-WS03 easy to install in existing tank systems?

  • Does the ESMUS12-WS03 handle fluctuating water temperatures?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Capacitive SensorsIndustrial tanks, water dispensersDetects via capacitance changes (ISO 15552)
24VDC (5-24V compatible, IEC 60204-1)
ABS plastic housing (MIL-STD-810G)		▲ No physical contact ▲ Immune to foam ▲ RoHS/CE certified (EU Directive 2011/65/EU)Sensitive to dielectric constant changes (e.g., saltwater vs freshwater)
Ultrasonic SensorsOpen tanks, large reservoirsSound wave detection (IEC 60730)
12-24VDC
Plastic housing (ASTM D638)		Works with varied liquids ▲ Long-range detection (up to 10m)Requires line of sight ▲ Moving parts prone to wear ▲ Higher power consumption
Float SwitchesSmall tanks, home appliancesMechanical float (ASTM F412)
5-24VDC
PVC/nylon body (ISO 9001)		Low cost ▲ Simple design ▲ Direct liquid contactMechanical wear ▲ Slow response (1-3 seconds) ▲ Not suitable for viscous liquids
Magnetic Level GaugesVertical tanks, chemical storageMagnetic coupling (API 650)
24VDC
Stainless steel (ASME B16.34)		Visual indication ▲ High durability ▲ No electrical wiring neededRequires vertical installation ▲ Limited to transparent tanks ▲ Heavy and bulky
Conductive ProbesConductive liquids, chemical tanksConductivity-based (IEC 60529 IP67)
12VDC
PVC/PTFE coating (ASTM D3982)		Direct contact ensures accuracy ▲ Low power drawCorrodes in harsh chemicals ▲ Not suitable for non-conductive liquids (e.g., oil)
Radar SensorsHigh-precision, large industrial tanksMicrowave radar (EN 15308)
24VDC
Aluminum housing (ISO 14644)		▲ High accuracy (±1mm) ▲ Non-contact ▲ Works in foam/sedimentExpensive (▲ 3x cost of capacitive) ▲ Complex setup ▲ Requires calibration

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