Waterproof liquid level probe, automatic water replenisher for fish tank, photoelectric liquid level input type liquid level
US $3.47-4.18 / piece
100 piece(s)Minimum order
Series:
Liquid level sensor
Features:
Terminal connections
Mounting Type:
Magnetic suction type
Description:
High and low levels, BL-YW
Manufacturing Date Code:
Contact Us
Model Number:
BL-YW-SR-OL-12
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Quik Detail
Series | Liquid level sensor |
---|---|
Features | Terminal connections |
Mounting Type | Magnetic suction type |
Description | High and low levels, BL-YW |
Manufacturing Date Code | Contact Us |
Model Number | BL-YW-SR-OL-12 |
Type | Liquid Level Sensor |
Place of Origin | Guangdong, China |
Brand Name | GBeeLee |
Use | Smart Home |
Theory | Any direction liquid detecting |
Output | 12V |
working voltage | 5.0-24V |
Water output voltage | <0.3V |
Waterless output voltage | >4.5V |
Working current | <12mA |
working temperature | -20℃~80℃ |
Storage temperature | -25℃~85℃ |
working life | 50000H |
Product Detail


1.When the detected liquid is water and the water level is below the critical level, water vapor, water vapor, or water droplets will gather on the surface of the sensor body, leading to a decrease in signal output voltage. So in practical applications, considering the influence of water vapor, water vapor, or water droplets, the liquid level threshold voltage is set to VT. If the output voltage of the signal end is greater than VT, the liquid level is judged to be below the critical liquid level, and if the output voltage of the signal end is less than VT, the liquid level is judged to be above the critical liquid level. The general value of VT is 0.25-0.5V, and the specific value is determined based on the generation and degree of influence of water vapor, water vapor, or water droplets. When the detected liquid is other, it will also be affected by liquid droplets, so this method is also considered.
2. Considering the fluctuation characteristics of the liquid level, anti shaking logic should be added to the program.
3. In actual use, the surface of the liquid level sensor probe should not have too much dirt. If there is any, please clean it immediately. During the cleaning process, the detection surface should not be damaged






parameter | Symbol | Conditions | Typ |
working voltage | V | 5.0-24V | |
Water output voltage | V01 | VDD=5.0V,Ta=25℃ | <0.3V |
Waterless output voltage | V02 | VDD=5.0V,Ta=25℃ | >4.5V |
Working current | IOP | VDD=5.0V,Ta=25℃ | <12mA |
Power consumption | Pd | VDD=5.0V,Ta=25℃ | <60mW |
working temperature | Topr | -20℃~80℃ | |
Storage temperature | Tstg | -25℃~85℃ | |
working life | WL | 50000H | |
Waterproof grade | IP67 |


Q1:How can I get more information about your product?
A1:Please send the inquiry for us, and then we can send the detail including spec and offer to you.
Q2:Do you accept OEM or ODM?
A2:Yes,But we have quantity requirements.
Q3:What is the payment way of your company?
A3:100% T/T in advance before shipping,(We can accept payment such as T/T, Paypal,Western Union,Alibaba trade assurance,Etc. )
Q4:What is the shipping way?
A4: Usually by air (DHL,UPS,TNT, FedEx etc).
Q5:How long for manufacturing once we place order?
A5: 10000pcs within 5-10days
Q6:How long for samples order?
A6: Usually within 24hour