Seeed Studio Liquid Level Sensor for Water Level, Oil Level and Mild-corrosive Liquid Level Monitoring (Variable Lengths)

Seeed Studio Liquid Level Sensor for Water Level, Oil Level and Mild-corrosive Liquid Level Monitoring (Variable Lengths)

• Accurate Liquid Level Detection
• Non-Contact Sensing Technology
• Suitable for Various Liquid Types
• Easy to Install and Use
• Durable, Reliable Construction

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Product Description

The Seeed Studio Liquid Level Sensor is an industrial-grade device designed for monitoring water level, oil level, and other mild-corrosive liquid levels. It is a versatile and accurate sensor suitable for a variety of applications, including environmental monitoring, industrial control, and agricultural irrigation systems.

Product Features

  • Industry-Grade Standards: Built to high standards, suitable for monitoring various liquid levels.
  • Material and Construction: Incorporates stainless steel and insulated rubber, enhancing its durability and longevity.
  • Waterproof Rating: IP68 rated, making it suitable for application in severe environmental conditions.
  • Versatility: Can measure water density and can be adjusted for other mild-corrosive liquids upon request.
  • Measurement Accuracy: High precision in measuring liquid levels.
  • Corrosion Resistance: Designed to resist corrosion, extending its usability in different liquid types.
  • Customization Options: Available customization for cable length, measuring range, and output protocol for specific requirements.
  • Price: Listed at $79.00, offering a balance between quality and cost.

The Seeed Studio Liquid Level Sensor stands out for its high accuracy, robust build, and versatility, making it an excellent choice for various industrial and environmental applications​. 

Product Downloads


Measurement Range Variable
Cable Length 5.3 meters
Output Signal 0.5 ~ 4.5V
Accuracy ± 0.25%F.S
Zero Temperature Drift ± 0.03%F.S/℃
Sensitivity Temperature Drift ± 0.03%F.S/℃
Long-term Stability ≤0.2%F.S/year
Response Time 5ms( (≤90%F.S)
Measurement Liquid Slight corrosive liquid (water, edible oil, etc.)
Power Supply 5V DC
Overload Capacity 200%F.S
Compensation Temperature -10℃ ~ +70℃
Medium Temperature -40℃ ~ +80℃
Storage Temperature -40℃ ~ +85℃
Material 304 stainless steel shell,
316L stainless steel core,
special rubber-insulated cable.
IP Rating IP68
Device Weight 670g
Certifications CE, FCC, RoHS

Shipping Policy

We provide worldwide shipping using reliable tracked
shipping services.

Local Shipments within Cyprus

Shipments in Cyprus are performed usually with ACS Courrier
or AKIS Express. In some cases, we might deliver the products ourselves. A pick-up
option from our locations is also available.

International Shipments

International shipments are performed using Express Airway
Shipping Services. We are currently shipping orders with TNT Express and FedEX.
As soon as your shipment is dispatched you will receive the shipment confirmation
including the shipment tracking number which you can use to track your order
from the shipment provider website.

We dispatch orders within 1-3 workdays after the day of the
order placement. 

General Return Policy

We have a 30-day return policy, which means you have 30 days
after receiving your item to request a return.

To be eligible for a return, your item must be in the same
condition that you received it, unworn or unused, with tags, and in its
original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at If
your return is accepted, we’ll send you a return shipping label, as well as
instructions on how and where to send your package. Items sent back to us
without first requesting a return will not be accepted.

For any further information, help and support regarding the
shipping and/or return process you can contact us at:

  • Email:
  • Telephone: +357 22 282828