Skip to main contentSkip to footer
Slide 1 of 5

Overview

5PC Si7021 GY-21 SHT21 HTU21 Digital Humidity Temperature Sensor Module Replace SHT11 SHT15 for Low Power CMOS IC Module

5PC Si7021 GY-21 SHT21 HTU21 Digital Humidity Temperature Sensor Module Replace SHT11 SHT15 for Low Power CMOS IC Module

Model: 6263993160739
Web Code: 20151094
Sold and shipped by | 2.4 seller rating (13 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

The humidity and temperature sensor board that carries a digital SHT21 humidity and temperature sensor from Sensirion.

The SHT21 uses a capacitive sensor elements to measure humidity, while temperature is measured by a band space sensor. Both sensors are coupled to a 14-bit ADC, which then transmits the digital data via the I2C protocol.

It has a 4-pin interface that can communicate directly with the analog pins

Bidirectional communication over a single pin on I2C protocol

Board is 5V tolerant, allowing sensor to run from a 5V supply on I/O pins colour:Blue

Material:Electronic component

size:Approximately 1.3 x 1cm Package Contents:

5 x HTU21D Temperature & Humidity Sensor Only the above package content, other products are not included.

Note: Light shooting and different displays may cause the colour of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.