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SCD40-D-R2 The Sensirion AG SCD40-D-R2 is a CO2 sensor featuring an I2C interface and an accuracy of ±5%. It operates within a temperature range of -10°C to 60°C.
Mfr Part #:

SCD40-D-R2

Available from 2 distributors
Mfr Name: Sensirion AG
Sensirion AG
The Sensirion AG SCD40-D-R2 is a CO2 sensor featuring an I2C interface and an accuracy of ±5%. It operates within a temperature range of -10°C to 60°C.
✓ Total Stock: 10,066 pcs
$ Price Range: $1.50

SCD40-D-R2 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
6,600 pcs
On Request
6600 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
3,466 pcs
On Request
3466 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SCD40-D-R2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accuracy
Current Rating
Form Factor
Interface
Mounting Type
Operating Temperature
Output
Supply Voltage
Type
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SCD40-D-R2 Description

Short technical summary and product information.

The Sensirion AG SCD40-D-R2 is a miniature CO2 sensor utilizing photoacoustic NDIR sensing technology. It offers high accuracy with a specified range of 400-2000 ppm and integrates temperature and humidity sensing. The sensor features a digital I2C interface for easy integration and operates with a supply voltage range of 2.4V to 5.5V.

 

Designed for cost-effective assembly, the SCD40-D-R2 comes in a compact SMD package measuring 10.1 x 10.1 x 6.5 mm3, making it suitable for space-constrained applications. Its reflow solderable design further simplifies integration into printed circuit boards.

 

This sensor is ideal for applications focused on indoor air quality monitoring, smart ventilation systems, and other connected devices that require precise CO2 level detection to maintain a healthy and productive environment. The low power consumption makes it suitable for battery-operated devices.

SCD40-D-R2 Quick Information

Product Type: CO2 Sensor
Series: SCD4x
Canonical Name: SCD40-D-R2 CO2 Sensor
Subcategory: CO2 Sensor

SCD40-D-R2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SCD40-D-R2 Estimated Pricing

Qty Low High
1+ $1.50 $1.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

SCD40-D-R2 Features

  • Measures CO2 levels with high accuracy.
  • Digital I2C interface for communication.
  • Integrated temperature and humidity sensor.
  • Compact SMD package for easy integration.
  • Operates from -10°C to 60°C.

SCD40-D-R2 Applications

  • Indoor air quality monitoring.
  • Smart ventilation systems.
  • Building automation controls.
  • Personal health devices.

SCD40-D-R2 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the CO2 measurement range of the SCD40-D-R2?

The SCD40-D-R2 has a base accuracy specified range of 400 – 2’000 ppm.

What is the operating temperature range for the SCD40-D-R2?

The operating temperature range for the SCD40-D-R2 is -10°C to 60°C.

What is the supply voltage range for the SCD40-D-R2?

The supply voltage range for the SCD40-D-R2 is 2.4V to 5.5V.

What type of interface does the SCD40-D-R2 use?

The SCD40-D-R2 uses a digital I2C interface.

What is the accuracy of the SCD40-D-R2 sensor?

The accuracy of the SCD40-D-R2 sensor is ±5%.

What is the package type for the SCD40-D-R2?

The package type for the SCD40-D-R2 is LGA-20 and it is surface mountable.

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