HT314A Rain / Water Detector (Speaker) / Electronics Kit

Item ID : 184217098
HT314A Rain / Water Detector (Speaker) / Electronics Kit
Sale Price : RM 12.72
Price includes GST (6%)
Shipping (*Exclude GST) :
Peninsular :RM7Sabah, Labuan:RM10Sarawak:RM9
Option :
Ship To : Within Malaysia, ship by Courier Services, Self Collect
Item at : Johor Bahru / Johor
Views : 2212

HT314A Rain / Water Detector (Speaker) / Electronics Kit


HT-314A is a simple Rain/Water Detector with Speaker. When water present on the sensor (Metal Plate), it will make the speaker sound "Beep" "Beep" "Beep".


Product Features

  • Input Voltage: 9-12VDC 
  • Sensitivity is adjustable
  • Used metal plate to detect the water
  • With Speaker
  • Easy-To-Make 


Assembly Instructions

  • Check off the components in the package against the component listing before assembly.
  • Start with the smallest components working up to the taller components, soldering any interconnection wires last.
  • Place and Solder the components into the board, make sure the components are in right position according to the overlay of PCB.


Test & Adjustment

  • After assembled, please check & ensure the value & polarity for all components were inserted into PCB correctly, wrong polarity connections of capacitors can cause explosion or failure.
  • Next, ensure all these leads are soldered, no solder bridges between adjacent pads and no dry joint.
  • Once confirmed, connect the power source to the circuit board.
  • Adjust the preset (P1) for the sensitivity of sensor.
  • It will make the speaker sound "Beep" "Beep" "Beep" when rain/water was detected.
  • When the rain/water was completely vaporised, the speaker will turn off.
  • Rain Sensor should be kept in the open place and mounted at 30-60 Degree from the ground so that rain water will not present on the sensor for long time.



  • Package includes schematic, printed circuit board and components
  • You need to have a soldering skill and basic knowledge of testing
  • For any inquiry or other technical problem, please contact us through or 07-3344473

Last Updated @ 10/23/2015 10:22:15 AM

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Q&A (1)
mohdfiqrihashim ask: (2015/4/23 11:28)  
actually i bought this kit..but i realized that one on the capacitor 154/0.15uf did'nt in the box..can i replace or combine with other capacitor to get the value??
hitectrons reply: (2015/4/28 14:47)  
Hi, we have replied your inquiry through your personal email. Thanks.

HT314A Rain / Water Detector (Speaker) / Electronics Kit
RM 12.72 Shipping fee (*Exclude GST):Peninsular: RM 7, Sabah/Labuan: RM 10, Sarawak: RM 9,
International: RM
Combine Shipping allowed

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Note : The seller assumes all responsibility for listing this item. Please contact the seller to resolve any questions before or after purchasing the item. Currency is RM (Ringgit Malaysia) unless otherwise noted.

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