BestDealPlus
  1. Home
  2. Security & Protection
  3. Building Automation
Unfortunately, this product is no longer available.
MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller
MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller
MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller
MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller

MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller

(5.0)
US $ 15.00
Out Of Stock
 Shop More  Best Sellers

Cheap And Discounts MODBUS RTU protocol 4 in 4 out control relay module RS485 switch input and output PLC module host controller Wholesale. Buy Directly From Merchant shengzhi Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.

Recommends

Home WiFi Bluetooth Universal Infrared Remote Control Temperature Humidity Air Conditioning Remote Control Temperature Sensor
US $ 18.70
US $ 37.41
-50%
(5.0)
HOT
For 5400 330P Elevator Well Encoder Distance Measurement Belt 593095 1 Meter
US $ 9.90
(5.0)
HOT
TTL to IR near Infrared optical Adapter for kWh Meter IEC62056 DLMS STS Meter Gas Meter Water Meter Read out
US $ 37.30
(5.0)
HOT
OTIS Elevator Steel Belt Weighing Device GAA24270AH313 1 Piece
US $ 395.00
(5.0)
N75R-12V6A Switching Power Supply Board 70W Isolated Power Supply Module Ac-Dc Power Supply Bare Board Spare Parts
US $ 6.97
US $ 11.25
-38%
(5.0)
HOT
PUSR RS485 to Ethernet Converters Serial Device Server Modbus RTU to TCP USR-TCP232-304
US $ 35.00
(5.0)
Industrial ME3 H2 Hydrogen Gas Sensor Electro-Chemical Detector for Environmental Gas Leak Detection
US $ 118.10
(5.0)
HOT
Contactor LRN10N LRN14N
US $ 14.00
(5.0)
HOT
Relay Three-Phase Power Protector Phase Sequence Protection GMR-32B YKGMR-32B
US $ 20.00
(5.0)
HOT
Digital Flash Lightning LED DISPLAY 6-bit lightning flash counter lithium battery Lightning strike counter
US $ 115.00
(5.0)
HOT
Topvico Wireless Power Off / On Detector AC 220V Failure Outage Short Circuit Alarm Testing Sensor Home Substation Alarm
US $ 8.91
(4.2)
HOT
High Quality ESD Wrist Strap Tester Cushion Connecting Wired Cordless Anti-Static Wrist Strap Tester Electronic Factory
US $ 19.46
US $ 60.81
-68%
(5.0)
High Precision ME4 NO2 Industrial Sensor for Underground Mines High Sensitivity Detection
US $ 137.78
(5.0)
For ASRock N3150TM-ITX
US $ 122.00
(5.0)
New-200 Pcs 304 Stainless Steel Grub Screws Hex Socket & 280 Pcs Spring Pin Tension Elastic Cylindrical Cotter Pins
US $ 24.23
(5.0)
HOT
Electronic Overcurrent Relay HDER-SS 05N 30N 60N 90-260V 180-440V
US $ 18.89
(5.0)
HOT
Elevator Contactor LC1D40008F7 AC110V 40A
US $ 160.00
(5.0)
HOT
Relay HDERSS-05S HDERSS-30S HDERSS-60S HDERSS-05W HDERSS-30W HDERSS-60W
US $ 24.00
(5.0)
HOT
5-2150MHz Lighting Protector Coaxial Satellite TV Lightning Protection Devices Satellite Antenna Lightning Arrester Dropshipping
US $ 6.02
(5.0)
HOT
BLUELIGHT Elevator Car Command PCB Modular Instruction Board BL2000-ZLB-V6 BL2000-ZLB-V6.1 BL2000-ZLB-6.2
US $ 145.00
(5.0)
HOT
OTIS Elevator Brake Detection Micro Switch 83181 83186
US $ 16.00
(5.0)
HOT
General Signal Light LED Power Indicator Light AD16-22DS 220V Red Green Yellow Blue White
US $ 3.00
(5.0)
New Product Smart Temperature Humidity Ec ph Soil Sensor 4 in 1
US $ 42.83
(5.0)
HF2211 Serial to WiFi RS232/RS485/RS422 to WiFi/Ethernet Converter Module for Industrial Automation Data Transmission HF2211A
US $ 32.96
US $ 35.82
-8%
(5.0)
Hot Sales DIN-Rail Serial Port RS485 To 2.45 5G WiFi Converter Server PW31B AC110V~220V Or DC Support Modbus TCP to RTU MQTT
US $ 31.29
US $ 34.01
-8%
(5.0)
Industrial Automation Products Rs422 To Wifi None Hf2211s Automatic Meter Reading Automation Limited
US $ 16.52
(5.0)
HOT
Contactor FC-1 SF20BAA FC-1UL SF20B1A AC220V
US $ 42.00
(5.0)
HOT
RS485 Optical Probe for Serial Communication IEC62056 Dlms/Cosem Smart Meter Read-out Head
US $ 31.11
(5.0)
HOT
Contactor Auxiliary Contact SZ-A11 SZ-A22 SZ-A31 SZ-A40 SZ-AS1 SZ-AS2 SZ-Z5 SZ-Z35
US $ 5.00
(5.0)
For HIWIN EGH25SA EGH15CA EGH15SA EGH20CA EGH25CA EGH30CA Linear Guide Slider
US $ 28.33
US $ 47.21
-40%
(5.0)
HOT
3300 3600 Elevator Button PCB Car Control Board 594103 ID.NR 594104
US $ 128.00
(5.0)
HOT
Thyssen Escalator Step Sinking Switch TS256-11Z-M20 TR256-11Z-M20
US $ 47.00
(5.0)
Tuya Smart WiFi Liquid Level Monitor Ultrasonic Water Level Detection High Accuracy WiFi Remote Liquid Level Gauge
US $ 37.44
US $ 89.14
-58%
(5.0)
HOT
IMOU Universal IR Remote Controller wifi APP Voice Control Infrared Remote Control smart home Controler for TV Air Conditioner
US $ 10.66
US $ 17.76
-40%
(4.9)
Hunting Night Vision Binoculars and Helmet NV8000 Technology Infrared Digital Night Vision
US $ 250.62
(5.0)
1pcs 100/200/300mm Extended Type Elevator Triangle Key / Professional Triangle Key / Train Triangle Key For Elevator Door
US $ 3.90
US $ 11.49
-66%
(4.8)
MP420 Portable 4-Gas Detector Alarm Handheld Digital Industrial O2 H2S CO LEL Multi Gas Analyzer Leak Detector
US $ 486.62
(5.0)
UP0450E 33.02*72.29*9.5mm UP0449E 34.93*57.15*7.9MM High Pressure Oil Seal for NOK
US $ 22.30
US $ 37.16
-40%
(5.0)
PWR-MX480-2520-AC-S PWR-MX480-2520-AC-S-D/F MX480 Series 2520W AC-DC Router Power Supply
US $ 660.00
(5.0)
NV8160 Thermal Night Vision Binoculars with LCD Display 3W IR Infrared Telescopes for Low Light Conditions
US $ 195.51
(5.0)
HOT
Multifunction Multiuse Multitool Edc Army Kit Multi Tool Repair Multipurpose Pocket Gear Screwdriver Portable Utility Fold Plier
US $ 4.95
US $ 6.35
-22%
(4.0)
HOT
Hitachi Elevator Limit Travel Switch Tension Wheel Switch SND4111-SP-C-R ZR236-11-1861 SND4111-SP-C
US $ 7.88
(5.0)
HOT
485 repeater photoelectric isolation industrial grade RS485 hub 2 port signal amplifier anti jamming lightning protection
US $ 9.49
US $ 10.54
-10%
(5.0)
3sets Serial to WiFi RS232/RS485/RS422 to WiFi/Ethernet Converter Module for Industrial Automation Data Transmission
US $ 62.67
(5.0)
HOT
OTIS Elevator Guide Shoe For Counterweight Three-In-One XAA237EP1 XAA237EP2 XAA237EN1 156mm
US $ 83.90
(5.0)
HOT
For Elevator Door Motor EMB-48-8 SE-BL YX401C566-01
US $ 445.00
(5.0)
HOT
OTIS Elevator Limit Switch XAA177C1 XAA177B2 XAA177C2 XAA177EY1 XAA177BY3 LX2-411 LX2-412 LX2-413S LX2-414
US $ 7.88
(5.0)
HOT
12V Electronic Buzzer Alarm Siren Security Horn Electronic Buzzer Alarm Siren Security Horn 120dB Alarm Sirendiscount Wholesale
US $ 4.61
(5.0)