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BB-DB25P-C, DB25 SCREW TERMINAL BREAKOUT CONNECTOR (MALE WITH HOUSING)
US$12.51
This convenient DB25 Male breakout board has screw terminals to allow easy wiring and monitoring of all 25 pins from a DB25 connection. Each of the pin connections are labelled by pin number.
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WIFI-ESP8285-WFTX Remote High Precision Temperature Controller ESP8285 WIFI Module
US$27.07

This is a remote WIFI ESP8285 WFTX remote temperature controller.

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3213-ADA Assembled Feather HUZZAH w/ ESP8266 WiFi With Stacking Headers
US$31.62
Feather is the new development board from Adafruit, and like its namesake, it is thin, light, and lets you fly! We designed Feather to be a new standard for portable microcontroller cores. This is the Adafruit Feather HUZZAH ESP8266 - our take on an 'all-in-one' ESP8266 WiFi development board with built-in USB and battery charging. It's an ESP8266 WiFi module with all the extras you need, ready to rock!
Delivery within 2-3 weeks
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PI-PICO-WH, Raspberry Pi Pico W Wireless with pre-soldered Headers
US$18.15

The PI-PICO-W is an RP2040 microcontroller. It is simar to the known and loved Raspberry Pi Pico, but it has built-in wireless capabilities. The CYW43439 supports IEEE 802.11 b/g/n wireless LAN, and Bluetooth® 5.2.

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BeagleBone® Green Wireless Development Board(TI AM335x WiFi+BT) FROM Seeed Studio
US$136.45
Seeed Studio BeagleBone® Green Wireless Development Board, based on TI AM335x, is the first Wi-Fi + Bluetooth Low Energy (BLE) board from the Beagle...
Delivery within 2-3 weeks
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MOD-PCF8575, PCF8575 16-Bit Module Expansion IO port Expander board I2C Bi-directional communication control
US$9.05
PCF8575 16-Bit Module Expansion IO port Expander board DC 2.5-5.5V I2C communication control
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WAVE-23376 RS232 To RS485 Converter (B), Active Digital Isolator, Rail-Mount support, 600W Lightningproof & Anti-Surge
US$15.42
Features At A Glance: Compatible with RS232/RS485 standard, converting the RS232 signal into balanced differential RS485 signal. Stable transmission at the rate of 300~115200bps. Onboard unibody power supply isolation, provides stable isolated voltage and needs no extra power supply for the isolated terminal. Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption. Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic.
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WAVE-23229 Sense HAT (C) for Raspberry Pi, Onboard Multi Powerful Sensors, Supports External Sensors
US$36.17
Features At A Glance: Trying to make the Pi become a robot that can detect movement and orientation? Or using the Pi to collect environmental temperature, humidity, and barometric pressure data? This HAT would be your ideal choice. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards. Onboard QMI8658C+AK09918 (3-axis accelerometer, 3-axis gyroscope, and 3-axis magnetometer), detects movement, orientation, and magnetic. Onboard SHTC3 digital temperature and humidity sensor, allows monitoring the environment.
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WAVE-23285 Power over Ethernet HAT (E) for Raspberry Pi 3B+/4B, 802.3af-compliant
US$24.34
The PoE HAT (E) is a mini 802.3af-compliant Power Over Ethernet accessory for the Raspberry Pi 3B+/4B. By using this small HAT and some proper 802.3af-compliant power sourcing equipments, it is possible to provide both network connection and power supply for your Raspberry Pi in only one Ethernet cable.
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WAVE-23227 Isolated RS485 CAN HAT (B) For Raspberry Pi, 2-Ch RS485 and 1-Ch CAN, Multi Protections
US$34.99
Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards. 1-Ch CAN, adopts MCP2515 controller and CAN transceiver, converts SPI to CAN. 2-Ch RS485, adopts SC16IS752+SP3485 dual-chip combination, converts SPI to RS485. Onboard power conversion circuit, supports 8~28V wide voltage power supply, can power the Raspberry Pi at the same time. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard unibody digital isolation, for isolating the signal, reliable and jamproof, low power consumption.
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PI-CAMERA-N5, 5MP Fisheye IR Camera, 130 Degrees for Raspberry Pi
US$27.25
This product is a 5MP Fisheye Lens camera for the Raspberry Pi. Its small and compact form factor allows plenty of versatility for any of your projects. It also comes with IR lights for built-in night vision!
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FH-2X20-SL Female Header w Straight Short Pins, 0.100", 2.5mm
US$2.50
This tall stackable 40-pin female header features two rows of 20 pins spaced with a 0.1″ (2.54 mm) pitch. Excellent for your Raspberry Pi.
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MOD-PC817-2, 2 Channel Optocoupler Voltage Converter Module 3.6-30V
US$4.32
This two channel voltage converter module is extremely handy to convert 5 volt logic level signals to interface with 24 volt PLC requirements. Can be used to convert 3.6-24VDC input to 3.6-24 VDC output. Opto coupled to protect the interfaces.
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MOD-PC817-8, 8 Channel Optocoupler Voltage Converter Module 3.6-30V
US$7.23
This eight channel voltage converter module is extremely handy to convert 5 volt logic level signals to interface with 24 volt PLC requirements. Can be used to convert 3.6-24VDC input to 3.6-24 VDC output. Opto coupled to protect the interfaces.
Delivery within 2-3 weeks
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SENS-MAX4080, CJMCU-4080 MAX4080SASA Current Sensing Amplifier Module
US$7.96
CJMCU-4080 MAX4080SASA Current Sensing Amplifier Module The MAX4080 / MAX4081 are high-side, current-sensing amplifiers with an input voltage range that...
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