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DC 12V 24V 16CH Temperature & Humidity Collector RS485 Modbus Rtu Board SHT30 SHT3X Sensor Controller Paperless Recorder
$3.20-13
Min. order 10 pieces
DC 5-28V RS485 Modbus RTU 0.36 0.56 Inch 4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board
$4.10-4.30
Min. order 10 pieces
5V to 9V/12V USB a to DC 5.5*2.1mm Boost DC-DC Converter Voltage Step-up Cable for MEGA2560 Wifi Router Mobile Power ND0507UD
$1.03-1.11
Min. order 30 pieces
8CH DS18B20 Temperature Acquisition Module RS485 3000V Optical Isolation Communication Modbus RTU DC 12V 24V AMDSG08
$13.71-14.90
Min. order 2 pieces
button/switch
All products
module board
button/switch
NJK-5002C 5001C NPN Hall Sensor Proximity Switch NJK-5002A PNP DC 3-Wires NJK-5003C M18 NPN NO
$0.87-1.39
Min. Order: 30 pieces
32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board
$17-18.80
Min. Order: 10 pieces
5.5 x 2.1mm DC Female Jack Socket Power Panel Mount Solder Connector With Cable 5.5*2.1 DC-022B DC-022 DC-099
$0.40-0.50
Min. Order: 50 pieces
Self-Lock /Momentary Pushbutton Switches DS228 DS428 12mm OFF- on Push Button Switch 3A /125VAC 1.5A/250VAC DS-228 DS-428
$0.10-0.20
Min. Order: 50 pieces
BT-168 AA/AAA/C/D/9V/1.5V Batteries Universal Button Cell Battery Colour Coded Meter Indicate Volt Tester Checker BT168 Power
$0.60-1
Min. Order: 20 pieces
I/O Reset Motherboard Cable Desktop Computer PC Case POWER Button SW Switch Power Cord Cable Re-starting Switch Cable
$0.10-0.15
Min. Order: 200 pieces
12V 8CH Wireless Remote Switch Receiver Relay Module and 8 Buttons 433MHz remote controls High Power RF Transmitter
$10-15
Min. Order: 5 pieces
AC 220V 10A 30 Minute Digital Countdown Mechanical Timer Switch Electric Control Button Time Switch
$3-5
Min. Order: 20 pieces
4-Axis Joystick Potentiometer Button For JH-D400X-R4 10K 4D Controller with Wire for industrial
$10-12
Min. Order: 5 pieces
PBS-110 7MM Momentary Push Button Switch Press Reset Switch Momentary on OFF Push Button Micro Switch Normally Open NO
$0.15-0.20
Min. Order: 50 pieces
433MHz 4 Channel RF Controller ABCD 4 Buttons RF Slampher 4CH Pro Electric Gate Garage Door Remote Control
$0.90-1
Min. Order: 20 pieces