SENSORS & MODULES

XH-M401 DC-DC Step Down Buck Converter 8A 200W Adjustable PWM Power Supply Module

Specification:-

• Input Voltage: 8-36V DC
• Output Voltage: 1.25-35V DC
• Current Rating: 12 Amps
• Switching frequency: 180KHZ
• Maximum Power: 200W

250V 16(8) 5M Cable Float Switch Sensor for Water Level Controller

Specification:-

• Cable length: 5m cable 
• Compatible Material: Plastic
• Floaty Water Level Controller
• Rated voltage: 250V
• High quality wire and Plastic Body

JT308 125KHz USB Proximity Sensor Smart RFID ID Card Reader

Specification:-

• Model: JT308
• Frequency: 125Khz.
• Power input: Through usb 
• Support for EM4100 cards
• Interface: USB, 106bit / s, no additional driver required.
• Read the first 10 digits of the RFID/Proximity card.

GSR Galvanic Skin Response Module Current Sensor Kit V2.0

Specifications:-

• Input Voltage: 3.3-5V
• Working Current: 1mA
• Output Signal: Analog voltage corresponding to skin conductance
• Electrodes: Reusable, easy-to-attach skin electrodes
• Interface: Analog output to microcontroller ADC 

4000W 220V PWM High-Power Dimming Speed Regulator

Specifications :-

• Input Voltage: 220V AC.
• Maximum Power: 4000W.
• Adjustable Voltage: 0-220V AC.
• AC frequency: 50-60Hz.

3D Printer Controller RAMPS 1.4

Specification:-

1. Compatibility: For use with 3D printers.
2. Input Voltage: 12-24V DC.
3. Versatile: Supports stepper drivers, heated beds, and more.
4. User Interface: Includes LCD screen and encoder.

MQ-8 Hydrogen gas detection sensor module

Specifications:-

1. Sensor type : Semiconductor
2. Target gas : Hydrogen
3. Working voltage : 24V
4. Heater voltage : 5V
5. Detection range : 100～1000ppm(H2 gas)

Micro SD Card Reader Module

Specification :-

• Input Voltage: 3.3V/5V
• Current: 0.2~200mA
• Working voltage: VCC 4.5~5.5V
• Micro SDHC up to 32GB
• Supports Micro SD up to 2GB
• Pinouts: GND, VCC, MISO, MOSI, SCK, CS; SPI
• Micro SD Card Slot: Supports standard micro SD cards

4S 40A BMS LFP Hardware Waterproof

Specification:-

• Battery Configuration: 4S for LiFePO4 (LFP) batteries 
• Continuous Discharge Current: 40A 
• Continuous Charge Current: 20A 
• Over-Voltage Protection: 3.75±0.05  
• Balance Current: 30±5mA  
• Charge Voltage: 14.6V 
• Model no. (11b3)

12V 4 channel relay module with light coupling

Specification:-

1. Number of channels : 4
2. Operating voltage : 12V
3. Max. current : 20mA
4. Trigger voltage : 12V
5. Switching voltage : 250V at 10A
6. Equipped with high-current relay
7. It can control both AC and DC appliances such as Motors, lights, fans, etc.

DHT 22/AM2302 Digital Temperature and Humidity Sensor

Specification:-

• Model: AM2302
• Supply Voltage: 3.3 to 5V
• Current: 5mA
• Humidity Range: 0-100%
• Humidity Accuracy: 2-5%
• Temperature Range: -40 to 80°C
• Temperature Accuracy: 0.5°C
• Sampling Rate: 0.5 Hz (Once every 2 seconds)

ESP-WROOM-32D 4M Wireless WiFi and Bluetooth Module

Specification:-

• WiFi: 802.11 b/g/n
• SPI Flash: 4 MB
• Frequency: 2.4 GHz
• Operating voltate: 2.2-3.6V
• Operating Temperature: -40 C + 85 C
• Xtensa: 32-bit LX6 microprocessors
• Wi-Fi mode: Station/softAP/SoftAP+station/P2P