We will be having Diwali Festival holidays from 18th October to 24th October. Any orders placed during that time will ship from 25th October onwards. Good Wishes for a joyous Diwali and a Happy New Year with plenty of Peace and Prosperity.
Back to Humidity (6)

Humidity Sensor Module - HR202

Detects humidity and outputs digital trigger signal. The digital signal can have a trigger level. LEDs indicate power and output signal.

Humidity Sensor Module - HR202

Sunrom Part# 4703

Available We dispatch same day if ordered by 4PM (excluding holidays), then courier usually takes 2-5 days.
Real Time Availability
Ready Stock: 28 nos.
Factory Leadtime for more quantity: 15 days
Quantity Pricing
Quantity :
Price (Discount%)
1-4 :
Rs.250/- (0%)
5-9 :
Rs.243/- (3%)
10-24 :
Rs.233/- (7%)
25-49 :
Rs.225/- (10%)
50-74 :
Rs.220/- (12%)
75-99 :
Rs.213/- (15%)
100-249 :
Rs.205/- (18%)
250-499 :
Rs.200/- (20%)
500-999 :
Rs.195/- (22%)
1000+ :
Rs.188/- (25%)


  • Operating Voltage: 3.3V to 5V DC
  • Operating Current: 15ma
  • Humidity Range: 20 to 95%RH
  • Output Digital - 0V or 5V, Adjustable trigger level from preset
  • LEDs indicating output and power
  • PCB Size: 3.2cm x 1.4cm
  • LM393 based design

Board Schematic


Pin details 

  • VCC = 3.3V to 5V DC
  • GND = Ground
  • DO = Digital Output

Bestselling Products

Sunrom Electronics & Sunrom Technologies are two companies, that are the foremost online e-commerce stores since 2004, providing innovative embedded systems, components & services. Our aim is to empower you to Make In India. We work closely with electronics manufacturing companies & individuals to understand & solve the challenges faced during production. We do not just sell things, We use them ourselves in our products, and provide you with high quality tested components for trouble free experience.

Sunrom Electronics GSTIN: 24AFBPT4632H1ZJ
Handles Online Payment by CCAvenue
Sunrom Technologies GSTIN: 24AJLPP4029L1ZW
Handles Offline Bank Payments / NEFT / P.O. / Telr