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All products
Humidity sensors
SEK-SHTxx

SEK-SHT40

Humidity and temperature evaluation kit SHT40

- New standard with improved accuracies and established package - 1.08 V to 3.6 V supply voltage and ultra-low power consumption - Designed for high production volumes Includes: - 3x SHT40 on FPCB - 1x RJ45 adapter cable (1 meter length) 1x SEK-SensorBridge required

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Downloads

Datasheet SHT4x 04/2025 File 915.1 KB	Datasheet	04/2025	PDF	915.1 KB
Handling instructions SHT 06/2025 File 470.2 KB	Application note	06/2025	PDF	470.2 KB
Testing at ambient conditions SHT 10/2022 File 443.0 KB	Application note	10/2022	PDF	443.0 KB
Arduino driver SHT Link	Software		Link
Embedded drivers humidity Link	Software		Link
SEK-ControlCenter (all devices) Link	Software		Link

Compatible products

SHT40	±1.8% / max. ±3.5% RH Digital humidity and temperature sensor	SHT4x	Humidity sensors
SHT40-AD1F	±1.8% RH humidity sensor with membrane / 0x44 I2C Output	SHT4x	Humidity sensors
SHT40-BD1B	±1.8% / max. ±3.5% RH Digital humidity & temp. sensor / 0x45 I2C Output	SHT4x	Humidity sensors
SHT40-BD1F	±1.8% RH humidity sensor with membrane / 0x45 I2C Output	SHT4x	Humidity sensors
SHT40-CD1B	±1.8% / max. ±3.5% RH Digital humidity & temp. sensor / 0x46 I2C Output	SHT4x	Humidity sensors

SHT40

±1.8% / max. ±3.5% RH Digital humidity and temperature sensor

SHT4x

Humidity sensors

SHT40-AD1F

±1.8% RH humidity sensor with membrane / 0x44 I2C Output

SHT4x

Humidity sensors

SHT40-BD1B

±1.8% / max. ±3.5% RH Digital humidity & temp. sensor / 0x45 I2C Output

SHT4x

Humidity sensors

SHT40-BD1F

±1.8% RH humidity sensor with membrane / 0x45 I2C Output

SHT4x

Humidity sensors

SHT40-CD1B

±1.8% / max. ±3.5% RH Digital humidity & temp. sensor / 0x46 I2C Output

SHT4x

Humidity sensors

SEK-SHT40

SEK-SHT40-AD1B-Sensors

Smart sensors for your application

Sensirion's sensor solutions are used in a wide range of applications and markets. Our reliable environmental and flow sensors improve energy efficiency, increase health and ensure safety and comfort.