• Xian Votesen Electronic Technology Co., Ltd.
    w***Nel, US
    I worked with Jack Yin, he was extremely helpful, willing to accommodate all my customizations and provided an excellent quality product. Thanks Jack, will work with you and Votesen again.
  • Xian Votesen Electronic Technology Co., Ltd.
    Very trustful supplier!
  • Xian Votesen Electronic Technology Co., Ltd.
    Great product. Good delivery time. Now my project is on course!
Contact Person : Mike Su
Phone Number : +8617782470268
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RS485 Digital Humidity Temperature Sensors

Place of Origin China
Brand Name VOTESEN
Certification CE, ROHS
Model Number VTH300-T
Minimum Order Quantity 3
Price Negotiable Price
Packaging Details Carton
Delivery Time 7-25 working days
Payment Terms T/T
Supply Ability 35000pcs per day
Product Details
Chip Original Sensirion SHT30 (Customizable) Probe PE Probe (Customizable)
Application Weather Stations, Agriculture, Server Room, HVAC, Construction Site Output RS485
Cable Material PVC, Silicone, UV Resistance Cable Etc (Customizable) Cable Length 1M, 2M, 3M, 5M, 10M Etc (Customizable)
Connector Wire Tinning End, RJ, JST, Aviation Plug, Audio Jack, Micro USB Etc (Customizable)
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RTU Output Humidity Temperature Sensors


SHT30 Digital Humidity Temperature Sensors


SHT30 temperature humidity probe

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Product Description

RS485 Modbus RTU Output SHT30 Digital Humidity and Temperature Sensor

Votesen VTH300-T RS485 integrated digital humidity temperature module adopts high precision Sensirion SHT30 sensor equipped with a high-quality filter shell for large air permeability, fast gas humidity flow and exchange rate. Temperature and Humidity Sensor RS485 adopts high-quality digital integrated sensor and is equipped with a reliable digital processing circuit to convert the ambient temperature and humidity into the corresponding standard MODBUS RS485 signal, which can realize distributed monitoring with the host computer systems. With excellent long-term stability, low latency and excellent repeatability, it is an ideal solution for accurate temperature and humidity measurement in HVAC, communication field, warehouse building and automatic control applications.


Sensor Brand Sensirion (Switzerland chip)
Sensor Chip SHT30 (Customizable)
Supply Voltage DC 4.5V~24 V
Accuracy SHT30: Temperature ±0.3℃; Humidity ±3%RH
Working Environment Range -30 - 80℃; 0%RH - 90%RH
Resolution 0.1℃; 0.1%RH
Protocol RS485/Modbus-RTU
Cable Material PVC, Silicone, UV Resistance Cable etc (Customizable)
Cable Length 1M, 2M, 5M, 10M etc (Customizable)
Communication Baud Rate 1200,2400,4800,9600,19200 Configurable, Default 9600pbs
Byte Format 8 Data Bits, 1 Stop Bit, No Parity
Probe PE (Customizable)



★ Low power consumption.

★ Fully calibrated.

★ High reliability and long-term stability.
★ High performance, good consistency.

★ Standard Modbus-RTU protocol.

★ Strong interface defense capability and stable communication.



★ Agriculture

★ Building Automation

★ Concrete Test Block Inspection

★ Meteorology

★ Climate Chamber, Weather Station


★ Greenhouse

★ Forestry

★ Flower Nursery

★ Computer Room Monitoring

★ Warehousing

★ Storage and production facilities in pharmaceutical, paper, food and electronic industries.



To customize the most suitable humidity temperature sensor for your application, kindly let us know your requirements:

1. SHT Sensor Chip:

2. Probe:

3. Cable Material:

4. Cable Length:

5. Output:

6. Connector (if require):

7. Order Quantity: