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16CH DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board
$22.00 - $24.00
(Min. Order) 10 pieces
DC 12V 24V 8DI-8AI 4-20MA 0-5V 0-10V Analog Collection RS485 Simple PLC IO Expanding Board for NANO Modbus RTU
$14.00 - $19.50
(Min. Order) 10 pieces
MEGA2560 PRO DIN Rail Expansion Board DC-DC 5V 2A Converter 3.96mm Mount Screw Terminal Block Adapter Module DNMPA25 for Arduino
$9.30 - $11.20
(Min. Order) 10 pieces
Air Data Rate 2Mbps 2.4G ISM Band Fast RS485 Transceiver Module DC 12V 24V Din Rail DIP Switch 20DBM DTU Modbus RTU
$8.90 - $9.50
(Min. Order) 10 pieces
64DI-64DO 12V 24V RS485 Modbus RTU Isolate Communication PLC IO Expansion Board Digital Switch Quantity NPN Input Output Port
$44.00 - $46.00
(Min. Order) 10 pieces
DC 5V 12V 24V 8-24CH Current Voltage to RS485 Converter 4-20MA 0-30V ADC Collection for SCADA DCS MES RTU PLC HMI
$3.40 - $7.50
(Min. Order) 10 pieces
4Ch 2.4G BT-Compatible Relay Module BLE Switch Board AT Commands can be modified for IOS IOT
$7.75 - $8.35
(Min. Order) 10 pieces
2-6S Type-c Multi-cell 8.4V 12.6 16.8 21V 25.2V Step-up Boost Charger Module for 7.4V 11.1V 14.8V 18.5V 22.2V 18650 Battery Pack
$2.60
(Min. Order) 10 pieces
module board
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module board
Customizable
DC 9V 12V 24V 16DI NPN PNP Digital Input Module RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board
$14.50 - $15.00
Shipping to be negotiated
Min. Order: 5 pieces
DC 12V 24V 1CH 3A Small Relay Board RS485 UART Serial Port Switch MODBUS RTU Command 01/03/05/06/15/16 Function Code Module
$3.00 - $4.00
Shipping to be negotiated
Min. Order: 10 pieces
Mini Size IOT Remote IO Controller N4ROD08 Modbus Industrial 8 DO RS485 Relay Module DC 12V 24V
$13.00 - $16.00
Shipping to be negotiated
Min. Order: 5 pieces
with TVS protected DC 12V 8Ch RS485 Relay Module Modbus RTU 03 06 16 Function Code DIN Shell Switch Board
$13.00
Shipping to be negotiated
Min. Order: 5 pieces
1-2CH DC 12V 24V Micro Size 3A RS422 RS485 Relay Board PC UART Serial Port Switch Module MODBUS RTU Digital Output Module
$3.00 - $5.00
Shipping to be negotiated
Min. Order: 10 pieces
2 in 1 15ch RS485 RS232 Modbus RTU Relay PLC DO PC UART Serial Port Switch Controller DC 12V 24V
$27.00
Shipping to be negotiated
Min. Order: 2 pieces
TYPE-C USB Relay Board DC 5V 12V RS232(TTL) PC UART Serial Port Switch
$2.20 - $2.40
Shipping to be negotiated
Min. Order: 20 pieces
DC 12V 24V 32-Channels DIN35 C45 Rail Box RS485 Modbus RTU ULN2803A Darlington Transistor Controller PLC IO expansion Board
$11.00 - $13.00
Shipping to be negotiated
Min. Order: 5 pieces
R221A08 12VDC 8ch Serial Port Relay DB9 UART RS232 Switch for control Home lighting Electric water heater
$10.00 - $15.00
Shipping to be negotiated
Min. Order: 5 pieces
DC 12V PC COM DB9 RS232 Serial Port Delay Relay ARM MCU UART Remote Control Switch Board
$4.00 - $5.00
Shipping to be negotiated
Min. Order: 10 pieces
DC 5V/12V/24V 2 Channel RS485 Relay Modbus RTU PLC Module 2-channel RS485 relay module
$5.00
Shipping to be negotiated
Min. Order: 10 pieces
8RO Relay output module / RS485 MODBUS RTU communication replace WP8025ADAM
$17.20 - $18.50
Shipping to be negotiated
Min. Order: 10 pieces
DC 12V-24V 16DO RS485 MODBUS RTU PLC Expansion Board
$14.50 - $15.00
Shipping to be negotiated
Min. Order: 5 pieces
TB351*1+TB052*1 DC 9V 12V 2Ch RS232 Relay Control Switch & USB to RS232 DB9 PC UART Serial Port for Smart Home
$4.00 - $5.00
Shipping to be negotiated
Min. Order: 20 pieces
32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board
$17.00 - $19.00
Shipping to be negotiated
Min. Order: 5 pieces
6 orders
8 Channel DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch for PLC PTZ Camera Security Monitoring
$10.50 - $11.00
Shipping to be negotiated
Min. Order: 5 pieces
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