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DIY Parts & Components
Waveshare Rail-Mount Serial Server RS485 to WIFI/Ethernet Module, Modbus MQTT Gateway
- This is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to HTTPD Client, etc. With RS485, WIFI and Ethernet ports, the module can realize functions such as serial to WIFI, serial to Ethernet, Ethernet to WIFI and so on. Using screw terminals for power input, it supports 5~36V wide range power supply. Rail-mount V0 flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring...
- Outline:
- Communication interface: RS485, screw terminal
- Power supply: 5 ~ 36V DC, screw terminal
- Case: PC + ABS, V0 flame retardant grade
- Dimensions: L x W x H: 109.66 x 28 x 64.71 mm
- Comunication:
- Ethernet: 10 / 100M auto-negotiation RJ45 connector
$41.86 $49.81
WAVESHARE 3.5 inch 320x480 Touch Screen TFT LCD for Raspberry Pi
- 320x480 resolution, resistive touch control, 8:5 aspect ratio.
- Supports any revision of Raspberry Pi (directly-pluggable).
- Drivers provided (works with your own Raspbian/Ubuntu directly).
- Size perfectly fits the Pi.
- High quality immersion gold surface plating.
- Support Raspbian system, enables your system to:
- Take photos by touching (up to 17 camera modes).
- Support software keyboard (system interaction without keyboard/mouse).
$25.53 $31.40
LDTR - WG0003 L9110S H-bridge Stepper Motor Dual DC Motor Driver Controller Board
- Material: plastic, metal
- Size: 3*3*2cm
- Weight: 15g
$4.80 $5.76
TTGO T5 V2.3.1 ink screen DEPG0213BN WiFi Bluetooth Module 2.13 inch ink Screen Development Board
- Overview
- Due to the advantages of ultra-low power consumption, wide viewing angle, and clear display without electricity, it is an ideal choice for applications such as shelf labels and industrial instruments.
- Without backlight, the last content can be displayed for a long time even if it is turned off
- Ultra-low power consumption, basically only need to refresh the power supply
- Attached with development resources and manuals (example of Arduin-esp32)
- Product specifications
- Working voltage: 3.3V
- Interface: 3-wire SPI, 4-wire SPI
$31.71 $36.47
Current to Voltage Module 0/4-20mA to 0-3.3V5V10V Voltage Transmitter Signal Conversion Conditioning Adapter
- Power supply current: 0-20mA
- Power supply voltage: 0-10V
- Power supply voltage: 7-36V
- Packaging: Static Bag
- Features: Wide supply voltage range, support multiple ranges, high stability, good linearity, high-precision color ring resistance, high accuracy, low temperature drift, high power
$7.12 $8.40
AD8318 RF Logarithmic Detector 1-8000MHz Dynamometer 70dB RSSI Measurement Power Meter
- Working frequency: 1-8000MHz
- Dynamic range: -65dBm to + 5dBm
- Detection slope: -25 mV / dB (typical value)
- Detection output voltage range: 0.5--2.1V
- Power supply voltage: 7--15VDC (including power supply voltage regulator circuit)
- Input impedance: 50 ohm
- RF interface: standard SMA female
$14.84 $17.36
NE555 Frequency Adjustable Pulse Generator Module
- Working voltage: 5 12V
- Board size: 29 (mm) x12 (mm)
- Chip: NE555 chip on board
- Resistance: adjustable
- Packing: static bag
$4.20 $5.25
Waveshare 0.96 inch OLED Display Module, 12864 Resolution, SPI/I2C Communication (C Yellow Blue)
- Narrow bezel, small size, and equipped with level conversion circuit
- Four-wire SPI and I2C interface, good compatibility and fast transmission speed
- Provide supporting information manual (Raspberry Pi/Arduino/STM32 sample program)
- Working voltage: 3.3V / 5V
- Resolution: 12864 pixels
- Pixel size: 0.15 0.15mm
- Communication interface: 4-wire SPI/I2C
- Display panel: OLED
$11.69 $13.44
CDF-M3 Waterproof Wire Connector, Specification: 3 Pin
- Waterproof and moisture-proof
- Flame-retardant nylon, smooth without burrs
- Threaded connection pipe, humanized design, easy to operate
- Pluggable structure, fast wiring, screw-free design
- Protection level: IP68 level, water depth 4 meters
- Material: flame-retardant nylon + copper
- Working frequency: high frequency
- Interface type: Direct plug-in without broken wire
$4.50 $5.49
CDF-M3 Waterproof Wire Connector, Specification: 2 Pin
- Waterproof and moisture-proof
- Flame-retardant nylon, smooth without burrs
- Threaded connection pipe, humanized design, easy to operate
- Pluggable structure, fast wiring, screw-free design
- Protection level: IP68 level, water depth 4 meters
- Material: flame-retardant nylon + copper
- Working frequency: high frequency
- Interface type: Direct plug-in without broken wire
$5.93 $6.82
High Power DC-DC Adjustable Boost Module Digital Boost Circuit Board
- Input voltage: 8-60V
- Input current: 0-15A
- Output voltage: 10-120V
- Output current: 0-15A
- Power: 900W
- Working frequency: 150KHz
- Short circuit protection: 20A fuse
- Control mode: digital control + digital tube display
$23.97 $28.76
Digital Display High-Precision Double-Off Automatic Constant Temperature Humidity Control Panel
- Temperature measurement range: -20-60 degrees Celsius
- Humidity range: 0-100 percent RH
- Detection probe: Integrated sensor
- Output type: relay output
- Output capacity: up to 10A
- Power supply voltage: DC 6-30V
- Suitable for opening size: about 7.5x3.95cm
- Weight: about 95 grams
$13.39 $15.53
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