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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: saifuli
  • Model Number: SFL-202
  • Usage: Water Leakage Detector
  • working volt: DC12V
  • operating current: 15mA
  • Operating Temperature: -15-50 degree
  • working hunmidity: 20% 100RH
  • Alarm output: relay output NC/NO optional
  • Detecting cable: cable-point sensor to detect the distribution of points-10cm

Packaging & Delivery

Packaging Details Neutral Package
Delivery Time 3-5 working days


High Quality Water Leakage Detector SFL-202
>High sensitivity quick response
>Safe and reliable
>Relay output

Underground Water Detector/ Water Leak Detector




Item No.:SFL-202







Item Vantage


  • Fully sealed metal enclosure, high sensitivity
  • Fast response time, and correct report of optical isolation transformer isolation, safe and reliable
  • Integrated fully sealed design, safety, ease of use
  • The main electrode with isolation layer
  • It will alarm When the water reaches a certain height
  • An optional auxiliary electrode, to increase the detection range


Product Information


Working power supply

12V DC

Operating Temperature

0 °C ~ 50 °C

Output Type Relay (load current 30mA) relay output

NC \ NO optional

Static power consumption


Alarm power consumption


Operating humidity

20% RH or ~~ 100 % RH

False positive rate


High and low output:

VL 0V (+0.5 V)

Load capacity

VH ≤ 500mA 5V or 12V (± 0.5V)

Solid-state relay

Max current up to 1A, to be customized)

level of

≥ 3k


High-level output 12V supply voltage higher than 16V





Delivery & payment details

  • Delivery method negotiated, we will give you our suggestion. You can check and compare, then make decision.
  • 30% amount prepaid before production for confirming the order.
  • Balance against finished production pictures before delivery.
  • We will help arrange delivery for you on our side. But delivery cost is on your side.
  • Payment Method: T/T or Western Union can be accepted.

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Transaction Overview


Transaction Details

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Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
40 Transactions 50,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $158,000
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