# Temperature and Environmental Sensors

> Sensors and modules for temperature, humidity and pressure: DHT11/DHT22, DS18B20, BMP280/BMP180, SHT21/SHT35, HTU21D, BME680, SCD41.

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/temperature-and-environmental-sensors
- Category: Mechatronics and IoT > Sensors and Modules > Temperature and Environmental Sensors
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:32 (Europe/Bucharest)

## Products (32)

### BMP280 atmospheric pressure, temperature sensor, 3.3V
- Page: https://sigmanortec.ro/en/bmp280-atmospheric-pressure-temperature-sensor-33v
- Details: https://sigmanortec.ro/en/llms/p/624.md
- Price: 8.91 RON
- Availability: In stock; 1-2 zile
- Reference: 22027 · EAN: 5941490277693
- Specifications: Input Voltage: 3.3 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

BMP280 (Bosch) sensor module for atmospheric pressure and temperature, 3.3V logic voltage, 1.8-3.3VDC supply. Communicates via I2C (address 0x76/0x77) up to 3.4MHz or SPI up to 10MHz. Temperature range -40C..+85C (±1C accuracy), pressure range 300-1100hPa (±1Pa accuracy). Dimensions 12x15.5mm. Compatible with Arduino, ESP32; a logic level converter is recommended for 5V boards.

### Atmospheric pressure, temperature sensor BMP180
- Page: https://sigmanortec.ro/en/atmospheric-pressure-temperature-sensor-bmp180
- Details: https://sigmanortec.ro/en/llms/p/663.md
- Price: 4.51 RON
- Availability: In stock; 1-2 zile
- Reference: 22149 · EAN: 5944797158115

Module with Bosch BMP180 sensor for measuring atmospheric pressure and temperature, compatible with Arduino and other development boards. Allows altitude estimation with 1 m accuracy based on pressure variations. Supply voltage 1.8-3.6VDC, I2C interface at 3.5Mhz, measurable pressure 300-1100hPa, resolution 0.03hPa, noise 0.02hPa. Dimensions: 14 x 22 mm.

### Waterproof temperature probe sensor DS18B20
- Page: https://sigmanortec.ro/en/waterproof-temperature-probe-sensor-ds18b20
- Details: https://sigmanortec.ro/en/llms/p/668.md
- Price: 8.59 RON
- Availability: Out of stock
- Reference: 22193 · EAN: 5946203836822

Waterproof temperature probe sensor DS18B20 with stainless steel tip, suitable for humid environments or industrial applications. Compatible with Arduino and other development boards, communicates via OneWire, requires a 4.7k pull-up resistor on the DATA pin. Measures between -20 and 105°C, cable length 1 m, 3 wires. Type: NTC 10k±1% 3950.

### Precision Temperature and Humidity Sensor SHT21, GY-21
- Page: https://sigmanortec.ro/en/precision-temperature-and-humidity-sensor-sht21-gy-21
- Details: https://sigmanortec.ro/en/llms/p/670.md
- Price: 46.52 RON
- Availability: In stock; 1-2 zile
- Reference: 33145 · EAN: 5946983275873

GY-21 sensor module with SHT21 for measuring temperature and humidity, suitable for IoT projects and automation. It offers stable and fast measurements, I2C communication for easy integration with Arduino and Raspberry Pi, low power consumption, and a compact breakout format suitable for prototyping and mounting in tight spaces.

### DHT11 temperature and humidity sensor, Digital, 3.3-5V
- Page: https://sigmanortec.ro/en/dht11-temperature-and-humidity-sensor-digital-33-5v
- Details: https://sigmanortec.ro/en/llms/p/671.md
- Price: 6.18 RON
- Availability: In stock; 1-2 zile
- Reference: 22196 · EAN: 5945691778775
- Specifications: Supply Voltage: 3.3 V; Maximum Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

DHT11 digital temperature and humidity sensor, 3.3-5VDC power supply, digital output. Measures humidity between 20% and 95% RH with ±5% accuracy, and temperature between 0 and 50°C with ±2°C accuracy. Dimensions: 32 x 14 mm. Compatible with Arduino and other development boards.

### DHT22 AM2302 temperature and humidity sensor, original, module
- Page: https://sigmanortec.ro/en/dht22-am2302-temperature-and-humidity-sensor-original-module
- Details: https://sigmanortec.ro/en/llms/p/672.md
- Price: 39.40 RON
- Availability: In stock; 1-2 zile
- Reference: 33144 · EAN: 5949079332641

Digital sensor module DHT22 AM2302, original, for measuring temperature and humidity, compatible with Arduino and other development boards. Power supply 3-5VDC, digital signal on DO pin, 16-bit resolution. Measured temperature -40-80 degrees C (accuracy 0.5 C), humidity 0-100% (accuracy 2%). Dimensions 28x13x10mm, mounting hole diameter 2.6mm. Pins: VCC, GND, DO. Recommended reading interval 2s.

### NTC10K temperature sensor, with 1-meter wire
- Page: https://sigmanortec.ro/en/ntc10k-temperature-sensor-wired
- Details: https://sigmanortec.ro/en/llms/p/898.md
- Price: 5.28 RON
- Availability: In stock; 1-2 zile
- Reference: 9090 · EAN: 5949268068948

The NTC10K temperature sensor is a passive thermistor with a nominal resistance of 10K ohms at 25°C, ±1% tolerance and a B25/50 constant of 3380K. It comes with a 1-meter cable and an XH2.54 2-pin connector, in a 5 x 30 mm probe body. It requires no power supply and has no polarity. Connects via a resistive voltage divider to boards such as Arduino, ESP32, STM32 or Raspberry Pi Pico, or to thermostats and systems accepting NTC 10K B3380 sensors.

### Temperature sensor DS18B20, TO-92, IC
- Page: https://sigmanortec.ro/en/temperature-sensor-ds18b20-to-92-ic
- Details: https://sigmanortec.ro/en/llms/p/938.md
- Price: 7.60 RON
- Availability: Out of stock
- Reference: 9127 · EAN: 5947192207532

Digital temperature sensor DS18B20 (Dallas), TO-92 package with 3 pins, uses the OneWire protocol over a single data pin with a unique 64-bit ROM address. Supply voltage 3-5.5VDC, measuring range -55...+125°C, accuracy ±0.5°C, selectable resolution 9-12 bit. Requires a 4.7K pull-up resistor for OneWire operation, using only the DATA and GND pins.

### Pressure and temperature sensor, BMP280, 5V
- Page: https://sigmanortec.ro/en/pressure-and-temperature-sensor-bmp280-5v
- Details: https://sigmanortec.ro/en/llms/p/1021.md
- Price: 8.91 RON
- Availability: In stock; 1-2 zile
- Reference: 9167 · EAN: 5941054463043
- Specifications: Input Voltage: 5 V

Module with Bosch BMP280 sensor for measuring atmospheric pressure and temperature, operates at 5V logic voltage. Communicates via I2C (address 0x76, up to 3.4MHz) or SPI (up to 10MHz). Temperature range: -40C to +85C, resolution 0.01C, accuracy +-1C. Pressure: 300-1100hPa, resolution 0.18Pa, accuracy +-1Pa. Can be used as an altimeter with an accuracy of about 1m. Compatible with Arduino and other development boards.

### LM35 temperature sensor, TO92, compatible
- Page: https://sigmanortec.ro/en/lm35-temperature-sensor-to92-compatible
- Details: https://sigmanortec.ro/en/llms/p/1224.md
- Price: 4.34 RON
- Availability: Out of stock
- Reference: R-9208 · EAN: 5942677876708

Compatible analog temperature sensor LM35DZ in TO-92 package with 3 pins, reference R-9208. Provides a linear signal of 10mV/C, supply voltage 4-20VDC, output voltage 6V, output current 10mA. Typical accuracy 0.5°C at 25°C, otherwise 1°C. Operating range 0-100°C, extendable to negative values with an external circuit. Compatible with Arduino and other development boards; made in China, not an original part.

### Temperature and humidity sensor DHT22, AM2302, original
- Page: https://sigmanortec.ro/en/temperature-and-humidity-sensor-dht22-am2302-original
- Details: https://sigmanortec.ro/en/llms/p/1363.md
- Price: 39.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9250 · EAN: 5941651787931
- Specifications: Model: DHT22 / AM2302

Original digital DHT22 (AM2302) sensor for measuring temperature and humidity, compatible with Arduino and other development boards. Supply voltage 3.3-5VDC, digital output signal. Measured temperature -40 - 80 degrees C, resolution 0.1 degree, accuracy +-0.5 degree C. Measured humidity 0-100%, resolution 0.5%, accuracy +-2%. Supplied in a 4-pin housing.

### Temperature and humidity sensor, DHT11
- Page: https://sigmanortec.ro/en/temperature-and-humidity-sensor-dht11
- Details: https://sigmanortec.ro/en/llms/p/1364.md
- Price: 4.66 RON
- Availability: In stock; 1-2 zile
- Reference: 9251 · EAN: 5940249727731
- Specifications: Model: DHT11

DHT11 temperature and humidity sensor, compatible with Arduino and other development boards, featuring a capacitive humidity sensor and a thermistor for temperature. Digital output, 4 pins (VCC, DATA, NC, GND). Power supply 3-5VDC, measures 0-50 degrees C (accuracy +-2 degrees C) and 20-90% RH (accuracy +-5%). Response time 

### Atmospheric pressure and temperature sensor, MS5611, GY-63, IIC, SPI, 3.3-5V
- Page: https://sigmanortec.ro/en/atmospheric-pressure-and-temperature-sensor-ms5611-gy-63-iic-spi-33-5v
- Details: https://sigmanortec.ro/en/llms/p/1401.md
- Price: 56.02 RON
- Availability: In stock; 1-2 zile
- Reference: 9295 · EAN: 5949725609530
- Specifications: Input Voltage: 3.3 - 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Barometric module GY-63 with MS5611 sensor for measuring atmospheric pressure and temperature. Supply voltage 3.3-5V DC, 24-bit ADC, communication via IIC/I2C or SPI. Pressure range 10-1200 mBar (resolution 0.012 mbar, accuracy ±1.5 mbar at 25°C), temperature -40-85°C (resolution 0.01°C, accuracy ±0.8°C). Altitude resolution up to 10cm. Dimensions 19 x 13mm.

### Temperature sensor LM35 original, TO92, TI
- Page: https://sigmanortec.ro/en/temperature-sensor-lm35-original-to92-ti
- Details: https://sigmanortec.ro/en/llms/p/1522.md
- Price: 7.38 RON
- Availability: In stock; 1-2 zile
- Reference: 9415 · EAN: 5943268728895

LM35 temperature sensor, original Texas Instruments, in TO-92 package with 3 pins. Provides an analog signal of 10mV/°C, supply voltage 4-20VDC, output voltage 6V, output current 10mA. Accuracy of 1°C, or 0.5°C at 25°C. Typical measuring range 0-100°C, expandable for negative values. Compatible with Arduino and other development boards.

### Temperature and humidity sensor, HTU21D, I2C, 1.5-3.6V
- Page: https://sigmanortec.ro/en/temperature-and-humidity-sensor-htu21d-i2c-15-36v
- Details: https://sigmanortec.ro/en/llms/p/1682.md
- Price: 17.22 RON
- Availability: In stock; 1-2 zile
- Reference: 9570 · EAN: 5948925466103
- Specifications: Supply Voltage: 1.5; Maximum Input Voltage: 3.6; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Precision module for measuring temperature and humidity in Arduino projects and other boards, with fast I2C communication and very low power consumption. It operates at 1.5-3.6V with 3.3V supply, offers 0-100% RH and -40 to 105C measurement, with typical accuracy of ±2% RH and ±1C. It has 4 pins VCC, GND, SDA, SCL and configurable pull-up resistors.
Precision sensor for temperature and humidity, HTU21D, compatible with Arduino and other development boards, which communicates with the microcontroller via I2C.

### Temperature and humidity sensor, SHT35, I2C
- Page: https://sigmanortec.ro/en/temperature-and-humidity-sensor-sht35-i2c
- Details: https://sigmanortec.ro/en/llms/p/1735.md
- Price: 87.93 RON
- Availability: In stock; 1-2 zile
- Reference: 9682 · EAN: 5944625157556

Advanced module for precise temperature and humidity measurement in Arduino projects and embedded systems, offers stable readings thanks to factory calibration and digital compensation. Communicates simply via I2C with selectable address, operates at 2.4-5.5V and has low power consumption, ideal for weather stations, automation and industrial monitoring.
The SHT35 module, compatible with Arduino and other development boards, is an advanced temperature and humidity sensor designed to provide accurate and reliable measurements in a variety of applications. It uses an I2C communication interface, which makes it compatible with a wide range of microcontrollers and embedded systems.

### DS18B20 temperature sensor adapter module
- Page: https://sigmanortec.ro/en/ds18b20-temperature-sensor-adapter-module
- Details: https://sigmanortec.ro/en/llms/p/1845.md
- Price: 6.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9724 · EAN: 5948655400996

Adapter board for the DS18B20 probe, featuring a screw terminal for securely connecting the probe wires and 2.54mm pins compatible with breadboards. It integrates a 4.7K pull-up resistor on the digital pin and a capacitor on the power supply for stable operation at 3.3-5VDC. The set includes the adapter module and 3 DuPont female-female wires. The DS18B20 probe is not included. Dimensions: 24 x 21mm.

### Waterproof temperature probe, LM35, 1 meter, original IC
- Page: https://sigmanortec.ro/en/waterproof-temperature-probe-lm35-1-meter-original-ic
- Details: https://sigmanortec.ro/en/llms/p/1965.md
- Price: 24.53 RON
- Availability: In stock; 1-2 zile
- Reference: 9840 · EAN: 5942192165325

Waterproof temperature probe with original LM35DZ sensor for measurements in liquids and humid environments, range 0..+100°C, analog output. Stainless steel housing (6 x 50 mm), corrosion resistant, with heat-shrink protection on the pins. 1 meter cable, supply voltage 4-20V. Red wire VCC, black GND, yellow analog output signal.

### NTC thermistor 100k
- Page: https://sigmanortec.ro/en/ntc-thermistor-100k
- Details: https://sigmanortec.ro/en/llms/p/768.md
- Price: 9.68 RON
- Availability: In stock; 1-2 zile
- Reference: 22003 · EAN: 5941890161868

NTC thermistor with wire and glass head, model NTC 3950, used for temperature measurement in 3D printer heating cartridges. Resistance 100K Ohm at 25°C, accuracy 1%, temperature range -40 to +300°C, maximum dissipated power 45mW, cable length 1m, glass head thickness 2mm for fast response.

### Sensor module BME680, I2C, 3.3V
- Page: https://sigmanortec.ro/en/sensor-module-bme680-i2c-33v
- Details: https://sigmanortec.ro/en/llms/p/2115.md
- Price: 82.62 RON
- Availability: Out of stock
- Reference: 9949 · EAN: 5940934282606
- Specifications: Input Voltage: 3.3 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

BME680 sensor module with I2C communication, 3.3V supply (operating range 1.7V-3.6V). Measures temperature (-40 to 85 °C, ±1.0 °C), humidity (0-100%, ±3%), atmospheric pressure (300-1100 hPa, ±1 hPa) and air quality (VOC). Also supports SPI. Pins: VCC, GND, SCL, SDA, SDO, CS. Suitable for weather stations, automation and IoT projects.

### AHT20 and BMP280 Sensor Module, Temperature, Humidity, Pressure, 2.8-5V
- Page: https://sigmanortec.ro/en/aht20-and-bmp280-sensor-module-temperature-humidity-pressure-28-5v
- Details: https://sigmanortec.ro/en/llms/p/2117.md
- Price: 12.26 RON
- Availability: In stock; 1-2 zile
- Reference: 9951 · EAN: 5941711316163
- Specifications: Input Voltage: 2.8 - 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Compact module with AHT20 and BMP280 for precise temperature, humidity and pressure measurement, ideal for IoT, weather stations and automation. It operates at 2.8-5V with 3.3-5V logic level, communicates quickly and stably on I2C, connects simply on SDA and SCL and allows easy integration with Arduino and similar boards.
Compact module that combines AHT20 and BMP280 digital sensors to provide precise temperature, humidity and atmospheric pressure measurements, compatible with Arduino and other development boards, and able to operate with voltages between 2.8V and 5VDC.

### PT100 temperature probe needle type, SUS304 stainless steel, FEP shielded cable, -50~200°C, class F0.15
- Page: https://sigmanortec.ro/en/pt100-temperature-probe-needle-type-sus304-stainless-steel-fep-shielded-cable-50200c-class-f015
- Details: https://sigmanortec.ro/en/llms/p/2217.md
- Price: 59.42 RON
- Availability: In stock; 1-2 zile
- Reference: 88056 · EAN: 5943896231507
- Specifications: Material: Inox SUS304

PT100 needle type temperature probe with SUS304 stainless steel shaft and FEP shielded cable, for measurements in liquids, solids and food. Operating range -50~200°C, tolerance class F0.15. Sealed 1/4 NPT threaded mount, detachable spring-lock connector, 1 m cable, probe diameter 4 mm x length 100 mm. 2-wire or 3-wire connection.

### Environmental sensor module, ENS160+AHT21, temperature, humidity, VOC, 5V
- Page: https://sigmanortec.ro/en/environmental-sensor-module-ens160aht21-temperature-humidity-voc-5v
- Details: https://sigmanortec.ro/en/llms/p/2290.md
- Price: 53.51 RON
- Availability: In stock; 1-2 zile
- Reference: 88121 · EAN: 5948292393538
- Specifications: Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Compact solution for monitoring indoor air quality, measuring temperature and humidity and detecting VOC for smart home and HVAC automation. It connects quickly to Arduino and other platforms via I2C or SPI, operates at 5V with low consumption of approximately 10mA, offers a wide measurement range and is easy to mount due to its small size.
The ENS160 + AHT21 module is a compact solution for complete indoor air monitoring, combining temperature and humidity measurement with gas and volatile organic compound detection.

### CO2 sensor module, temperature and humidity, SCD41, I2C, 2.4-5V
- Page: https://sigmanortec.ro/en/co2-sensor-module-temperature-and-humidity-scd41-i2c-24-5v
- Details: https://sigmanortec.ro/en/llms/p/2324.md
- Price: 201.13 RON
- Availability: Out of stock
- Reference: 88154 · EAN: 5946366996227
- Specifications: Supply Voltage: 2.4; Maximum Input Voltage: 5; Interface / Control: I2C

Compact air quality monitoring module, measures CO2, temperature and humidity, ideal for IoT, HVAC and automation. Communicates quickly via I2C at address 0x62, operates at 2.4-5.5 V for compatibility with 3.3V and 5V, offers CO2 measurement up to 40000 ppm and low consumption for continuous or low-power use.
This module integrates the Sensirion SCD41 sensor, with true carbon dioxide measurement using the photoacoustic NDIR principle, along with ambient temperature and humidity. It is intended for air quality monitoring applications, automation, HVAC systems, weather stations, and IoT projects.

### 7 in 1 Soil Sensor (N, P, K, pH, EC, Moisture, Temperature), RS485, 5–30V
- Page: https://sigmanortec.ro/en/7-in-1-soil-sensor-n-p-k-ph-ec-moisture-temperature-rs485-530v
- Details: https://sigmanortec.ro/en/llms/p/2345.md
- Price: 447.54 RON
- Availability: In stock; 1-2 zile
- Reference: 88159 · EAN: 5947374297290
- Specifications: Supply Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Communication interface: RS485; Measured parameters: N, P, K, pH, EC, Umiditate, Temperatura

Quickly monitor essential soil parameters for precise fertilization and irrigation, measuring N, P, K, pH, EC, moisture, and temperature in a single device, RS485 Modbus RTU communication for easy integration into SCADA or IoT projects, 316 stainless steel probes and IP68 sealed housing for long-term use, wide 5–30V power supply with low consumption.
The NPKPHCTH-S sensor is a complete soil monitoring solution, integrating the simultaneous measurement of nine parameters in a single device: humidity, temperature, electrical conductivity (EC), pH, nitrogen (N), phosphorus (P), potassium (K), salinity, and TDS (total dissolved solids).

### BME280 Sensor Module, Pressure, Temperature, and Humidity, GY-BME280, 3.3V
- Page: https://sigmanortec.ro/en/bme280-sensor-module-pressure-temperature-and-humidity-gy-bme280-33v
- Details: https://sigmanortec.ro/en/llms/p/2397.md
- Price: 49.80 RON
- Availability: In stock; 1-2 zile
- Reference: 88269 · EAN: 5946541672236
- Specifications: Model: GY-BME280; Supply voltage: 3.3 V; Measured parameters: Presiune, Temperatura, Umiditate; Sensor chip: BME280

Precision digital sensor for simultaneous measurement of pressure, temperature, and humidity, ideal for weather stations, environmental monitoring, altimeters, and IoT projects. Operates at 3.3V with very low power consumption, communicates via I2C or SPI for quick integration with Arduino, ESP32, STM32, and Raspberry Pi, offering fine resolution and good stability in readings.
The GY-BME280 module is a high-precision digital sensor designed for simultaneous measurement of atmospheric pressure, temperature, and relative humidity. This module is ideal for environmental monitoring applications, weather stations, altimeters, and IoT systems.

### BME280 Sensor Module, Pressure, Temperature and Humidity, GY-BME280, 5V
- Page: https://sigmanortec.ro/en/bme280-sensor-module-pressure-temperature-and-humidity-gy-bme280-5v
- Details: https://sigmanortec.ro/en/llms/p/2398.md
- Price: 49.86 RON
- Availability: Out of stock
- Reference: 88270 · EAN: 5940832698516
- Specifications: Model: GY-BME280; Supply voltage: 5 V; Measured parameters: Presiune, Temperatura, Umiditate; Sensor chip: BME280

Digital sensor module GY-BME280 for measuring pressure, temperature and humidity, using the BME280 chip. The 5V version has an integrated voltage regulator and logic level conversion, connecting directly to Arduino (5V) or to 3.3V platforms such as ESP32, STM32, Raspberry Pi. Supports I2C (up to 3.4 MHz) and SPI (up to 10 MHz) interfaces. Pressure range 300-1100 hPa, temperature -40..+85°C.

### MAX31865 Temperature Sensor Module, PT100 Sensor, 3-5V
- Page: https://sigmanortec.ro/en/max31865-temperature-sensor-module-pt100-sensor-3-5v
- Details: https://sigmanortec.ro/en/llms/p/2434.md
- Price: 57.41 RON
- Availability: In stock; 1-2 zile
- Reference: 88256 · EAN: 5947936582062
- Specifications: Sensor type: PT100; Main IC: MAX31865; Supply voltage: 3 - 5 V

MAX31865 RTD-to-digital converter module for PT100 sensors, 3-5V supply, SPI interface (CLK, SDO, SDI, CS). Internal 15-bit ADC, 0.03125°C resolution, ±0.5°C accuracy, maximum conversion time 21 ms. Measurement range -200~850°C, installed reference resistor 430Ω for PT100. Automatic broken wire/short circuit detection, ±45V input protection. Compatible with Arduino, ESP32, STM32, Raspberry Pi.

### Thermocouple module type K, MAX6675, 1024 degrees
- Page: https://sigmanortec.ro/en/thermocouple-module-type-k-max6675-1024-degrees
- Details: https://sigmanortec.ro/en/llms/p/1380.md
- Price: 32.26 RON
- Availability: In stock; 1-2 zile
- Reference: 9274 · EAN: 5944714334943

Type K thermocouple temperature reading module, ideal for Arduino projects and industrial automation. Offers measurement up to 1024°C with 0.25°C resolution, SPI communication and stable digital output, includes cold junction compensation and broken thermocouple detection. Operates at 3-5.5V and comes with probe included.
MAX 6675 digital thermocouple module with probe, compatible with Arduino and other development boards.
It comes with a type K (Nickel-Chrome/Nickel–Aluminum) probe.
The module communicates with development boards via the SPI interface to read the temperature, with a 12-bit resolution.

### Sensor 9 axis, 10 DOF, GY-91, MPU9250, BMP280, 3-5V
- Page: https://sigmanortec.ro/en/sensor-9-axis-10-dof-gy-91-mpu9250-bmp280-3-5v
- Details: https://sigmanortec.ro/en/llms/p/942.md
- Price: 153.88 RON
- Availability: In stock; 1-2 zile
- Reference: 9131 · EAN: 5949178019856
- Specifications: Supply Voltage: 3; Maximum Input Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

10 DOF sensor module GY-91 with MPU9250 and BMP280 chips, providing 3-axis gyroscope, accelerometer and compass plus atmospheric pressure for altitude estimation. Communicates via I2C/SPI, operates at 3-5V with internal regulator, 16-bit AD converter, pin spacing 2.54mm, dimensions 20.5 x 14.3mm.

### Soil moisture sensor, hygrometer
- Page: https://sigmanortec.ro/en/soil-moisture-sensor-hygrometer
- Details: https://sigmanortec.ro/en/llms/p/676.md
- Price: 4.15 RON
- Availability: In stock; 1-2 zile
- Reference: 22085 · EAN: 5946730579711

Soil moisture sensor (hygrometer) compatible with Arduino and other development boards. Provides analog (AO) and digital (DO, 0 and 1) output, uses the LM393 comparator chip and operates at VCC 3.3V-5V. PCB dimensions: 30 x 15 mm, sensor dimensions: 60 x 20 mm. Includes a dupont cable for connection.

### Rain sensor module
- Page: https://sigmanortec.ro/en/rain-sensor-module
- Details: https://sigmanortec.ro/en/llms/p/446.md
- Price: 8.47 RON
- Availability: In stock; 1-2 zile
- Reference: 22151 · EAN: 5949483054863

Rain sensor module (ref. 22151) for detecting rain and snow, with a 50 x 40 mm PCB board for capturing droplets. Compatible with Arduino and other development boards, includes a connecting cable. Powered at 3-5VDC, with analog output AO for precise measurement and digital output DO as a TTL switching signal for fast switching. Useful in automation and IoT projects.