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5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board
Limited time offer, ends 11/09
$11.99
Free Shipping
Gravity: 0-100% Vol Electrochemical Oxygen (O2) Sensor | Industrial-Grade Electrochemical Module | I2C Output | High-Precision Monitoring for Medical Concentrators | for Arduino, ESP32, Raspberry Pi
Limited time offer, ends 11/08
$238.35
Free Shipping
1pc PT1000 Temperature Sensor Probe with Anti-Corrosion Stainless Steel
Limited time offer, ends 11/07
$52.98
Free Shipping
USB to RS485/422 Converter Onboard FT232RL and SP485EEN Chip, Galvanic Isolated Converter with Multiple Protection, Support Win11/10/8.1/8/7/XP, Mac, Linux, Android, Wince, etc
Limited time offer, ends 11/07
$232.91
Free Shipping
BlueSMiRF v2 - Headers, Wireless Serial UART Link, ESP32-PICO-MINI-02 Module with Built-in PCB Antenna, Input Voltage: 3.3V to 5V, Board Dimensions: 44.2mm x 15.22mm
Limited time offer, ends 11/07
$73.75
Free Shipping
LoRaWAN Control Terminal (US 915MHz) - RS485 Modbus RTU & Relay Controller | 2-in-1 Long Range IoT Node with Edge Logic for Smart Agriculture, Pump Control & Industrial Automation (DIN-Rail Mount)
Limited time offer, ends 11/08
$86.10
Free Shipping
5pcs QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch Module
Limited time offer, ends 11/10
$60.32
Free Shipping
