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Rs232/rs485 Converter

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RS232 RS485 Interface 3kVA Programmable Frequency Converter 40Hz to 499.9Hz

RS232 RS485 Interface 3kVA Programmable Frequency Converter 40Hz to 499.9Hz

US $ 930-1,100 / Piece FOB
1 Piece (MOQ)
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Main Products: Voltage Stabilizer, Voltage Transformer, UPS, Voltage Regulator, Variable Frequency Converter, DC Power Sources, AC Power Source, RF Coaxial Switch, Power Divider, Contact Finger
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Audited Supplier Audited Supplier Since 2018
SHENZHEN XINPOMING POWER EQUIPMENT MANUFACTURING CO., LTD.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2018
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20 Km RJ45 RS232 / RS485 / RS422 3in1 Fiber Modem to Ethernet Converter

20 Km RJ45 RS232 / RS485 / RS422 3in1 Fiber Modem to Ethernet Converter

US $ 49.99-53.9 / Piece FOB
50 Pieces (MOQ)
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Support Network : Ethernet
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Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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RS485 RS232 to Analog Signal Modbus RTU Communication Protocol Isolation Converter Data Collection

RS485 RS232 to Analog Signal Modbus RTU Communication Protocol Isolation Converter Data Collection

US $ 62-65 / Piece FOB
1 Piece (MOQ)
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Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
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Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
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RS485/RS232 to Lorawan Converter with Automatic Packet Handling for AMR Systems

RS485/RS232 to Lorawan Converter with Automatic Packet Handling for AMR Systems

US $ 38-42 / Piece FOB
1 Piece (MOQ)
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Information content : Data
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Audited Supplier Audited Supplier Since 2025
RisingHF Network(Shenzhen)Co., Ltd,

Manufacturer/Factory

Guangdong, China Since 2025
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RS485/RS422/RS232 to Fiber Modem Media Converter with Duplex St Connector Multimode 2km

RS485/RS422/RS232 to Fiber Modem Media Converter with Duplex St Connector Multimode 2km

US $ 38-56 / Pair FOB
1 Pair (MOQ)
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Main Products: SFP Transceiver, Fiber Media Converter, Industrial Switch, Ethernet Switch, Fiber Coaxial Video Converter, IP Over Coaxial, Poe Switch/Injector/Adapter/Splitter, Dac Cable Aoc Cable, IP Phone Rj11 Over Fiber, Dry Contact Closure to Fiber Converter
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Audited Supplier Audited Supplier Since 2023
Shenzhen Utop Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
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High Performance 1CH RS232 2CH RS485 BL123 Modbus to EtherCAT Industrial Protocol Converter

High Performance 1CH RS232 2CH RS485 BL123 Modbus to EtherCAT Industrial Protocol Converter

US $ 71.35 / Piece FOB
1 Piece (MOQ)
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Signal : Continuous
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Audited Supplier Audited Supplier Since 2023
Shenzhen Beilai Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2023
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Isolated 0-100mv, 0-10V, 4-20mA, 0-20mA to RS232/RS485 a-D Converter

Isolated 0-100mv, 0-10V, 4-20mA, 0-20mA to RS232/RS485 a-D Converter

US $ 38-70 / Piece FOB
1 Piece (MOQ)
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Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
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Low Cost RS232 RS485 RS422 to Ethernet TCP/IP Modbus Gateway Serial to Ethernet Converters

Low Cost RS232 RS485 RS422 to Ethernet TCP/IP Modbus Gateway Serial to Ethernet Converters

US $ 50 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2018
S4A Industrial Co., Limited

Manufacturer/Factory

Guangdong, China Since 2018
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Iot Industrial Passive RS232 to RS485 RS422 Ethernet Converter Other Communication

Iot Industrial Passive RS232 to RS485 RS422 Ethernet Converter Other Communication

US $ 29.99-36.99 / Piece FOB
100 Pieces (MOQ)
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Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
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Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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RS232 RS485 Serial to WiFi Ethernet Server, Industrial Serial WiFi Device Converter

RS232 RS485 Serial to WiFi Ethernet Server, Industrial Serial WiFi Device Converter

US $ 55-59.9 / Piece FOB
2 Pieces (MOQ)
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Support Network : Ethernet
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Analog Signal to RS485/RS232 Converter Signal Isolation Acquisition Module

Analog Signal to RS485/RS232 Converter Signal Isolation Acquisition Module

US $ 16.99-19.99 / Piece FOB
2 Pieces (MOQ)
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Main Products: Analog I/O Modules, Signal Isolated Converter, Signal Conditioners, Current Splitter, PT100 Temperature Signal, Frequency Converters, DC to DC Converters, Digital I/O Modules, 4-20mA Signal Isolator, 4-20mA Current Loop
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Audited Supplier Audited Supplier Since 2025
Shenzhen Weijunrui Technology Co.,Ltd

Manufacturer/Factory

Guangdong, China Since 2025
Chat Now Send Inquiry
Active RS232 to RS485/RS422 Converter, Converter RS232 to RS422/485

Active RS232 to RS485/RS422 Converter, Converter RS232 to RS422/485

US $ 15.99-22.99 / Piece FOB
500 Pieces (MOQ)
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Type : Wired
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Switching Power Supply Electrical Control System Communication Module Variable-Frequency Drive Fiber Optic Equipment Other Power Supply & Distribution
8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Modem Converter

8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Modem Converter

US $ 169.99-199.99 / Piece FOB
500 Pieces (MOQ)
More
Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Industrial-Grade High-Speed RS232 / RS485 / RS422 3 In1 Fiber Modem Converter, S232 / RS485 / RS422 3in1 Fiber Modem to Ethernet

Industrial-Grade High-Speed RS232 / RS485 / RS422 3 In1 Fiber Modem Converter, S232 / RS485 / RS422 3in1 Fiber Modem to Ethernet

US $ 39.99-59.99 / Piece FOB
2 Pieces (MOQ)
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Information content : Data
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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0-+/-100mv 0-+/-10V 4-20mA 0-+/-20mA to RS232/RS485 a-D Converter

0-+/-100mv 0-+/-10V 4-20mA 0-+/-20mA to RS232/RS485 a-D Converter

1 Piece (MOQ)
More
Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
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4-20mA to RS485 RS232 Converter with 3kvdc Isolation 2-8 Channel I/O

4-20mA to RS485 RS232 Converter with 3kvdc Isolation 2-8 Channel I/O

US $ 157-160 / Piece FOB
1 Piece (MOQ)
More
Output Signal Type : Digital Type
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Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
Port Power RS232 to RS485 Converter (485-232)

Port Power RS232 to RS485 Converter (485-232)

US $ 3.5-3.6 / Piece FOB
1 Piece (MOQ)
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Main Products: Access Control, RFID Reader, UHF Reader, Door Exit Button, Magnetic Lock, Electric Bolt, Electric Strike, Proxmity Card and Tag, Fingerprint Time Attendance, Patrol System
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Audited Supplier Audited Supplier Since 2017
Sesame Access Co., Ltd.

Manufacturer/Factory,Other

Guangdong, China Since 2017
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R with Modbus RTU to TCP RS232 RS485 to WiFi Converter

R with Modbus RTU to TCP RS232 RS485 to WiFi Converter

US $ 15.99-29.99 / Piece FOB
500 Pieces (MOQ)
More
Condition : New
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Port-Powered RS232 to RS485 Converter Adapter for Industrial Long Haul Serial Communication Supports 600W Anti-Surge

Port-Powered RS232 to RS485 Converter Adapter for Industrial Long Haul Serial Communication Supports 600W Anti-Surge

US $ 2.29-2.99 / Piece FOB
50 Pieces (MOQ)
More
Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Industrial Sensor Serial Three-in-One Server UDP Mode RS232 RS485 to TCP IP LAN Converter Iot Gateway Modbus RTU

Industrial Sensor Serial Three-in-One Server UDP Mode RS232 RS485 to TCP IP LAN Converter Iot Gateway Modbus RTU

US $ 15.99-29.99 / Piece FOB
500 Pieces (MOQ)
More
Usage : Telephone, Computer, Workstation, Server, Mobile phone, Laptop
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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Related Videos
  • What is RS232 RS485 Interface 3kVA Programmable Frequency Converter 40Hz to 499.9Hz
    What is RS232 RS485 Interface 3kVA Programmable Frequency Converter 40Hz to 499.9Hz
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is RS485/RS422/RS232 to Fiber Modem Media Converter with Duplex St Connector Multimode 2km
    What is RS485/RS422/RS232 to Fiber Modem Media Converter with Duplex St Connector Multimode 2km
    Negotiable
    1 Pair (MOQ)
    Contact Supplier
  • What is High Performance 1CH RS232 2CH RS485 BL123 Modbus to EtherCAT Industrial Protocol Converter
    What is High Performance 1CH RS232 2CH RS485 BL123 Modbus to EtherCAT Industrial Protocol Converter
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is Isolated 0-100mv, 0-10V, 4-20mA, 0-20mA to RS232/RS485 a-D Converter
    What is Isolated 0-100mv, 0-10V, 4-20mA, 0-20mA to RS232/RS485 a-D Converter
    Negotiable
    1 Piece (MOQ)
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Industrial Grade RS232 RS485 to 8 Ports RS485 Hub Converter Rackmount

Industrial Grade RS232 RS485 to 8 Ports RS485 Hub Converter Rackmount

US $ 79.99-99.99 / Piece FOB
500 Pieces (MOQ)
More
Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
Modbus Protocol Analog Signal Input to Digital Signal Converter with RS485/RS232 Data Acquisition

Modbus Protocol Analog Signal Input to Digital Signal Converter with RS485/RS232 Data Acquisition

1 Piece (MOQ)
More
Condition : New
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
16-Channel 0-5V, 0-2.5V, 0-20mA, 4-20mA to RS232/RS485 Converter

16-Channel 0-5V, 0-2.5V, 0-20mA, 4-20mA to RS232/RS485 Converter

US $ 315 / Piece FOB
1 Piece (MOQ)
More
Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
Passive Concector Ethernet RS485 to RS232 Converter

Passive Concector Ethernet RS485 to RS232 Converter

US $ 2.29-2.99 / Piece FOB
50 Pieces (MOQ)
More
Condition : New
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
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8 CH Video Fiber Media Converter for CCTV Security Surveillance

8 CH Video Fiber Media Converter for CCTV Security Surveillance

1 pair (MOQ)
More
Main Products: Video /Audio/Data/Phone Optical Transceiver, Ethernet Switches, Fiber Optic Connectivity & Accessories, Phone Fiber Converter, Ethernet Fiber Converter, Video Optical Transmitter and Receiver, Media Converter, Video to Fiber Converter, Optical Modules, Network Extenders (Repeaters)
Contact Supplier
Since 2025
Shenzhen Jiuxiang Technologies Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2025
Chat Now Send Inquiry
RS232/422/485 Converter

RS232/422/485 Converter

1 Piece (MOQ)
More
Type : Ethernet Switch
Contact Supplier
Audited Supplier Audited Supplier Since 2015
Dongguan Phynam Comtech Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2015
Chat Now Send Inquiry
TCP/IP to RS232/RS485/RS422 Ethernet to Serial Converter USB to RS232 Cable Connector

TCP/IP to RS232/RS485/RS422 Ethernet to Serial Converter USB to RS232 Cable Connector

US $ 43.99-49.99 / Piece FOB
100 Pieces (MOQ)
More
Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
RS232 to RS485 Converter Adapter Optical Isolation Protector with Tx Rx LED Lights for Long Haul Serial Communication

RS232 to RS485 Converter Adapter Optical Isolation Protector with Tx Rx LED Lights for Long Haul Serial Communication

US $ 8.99-15.99 / Piece FOB
50 Pieces (MOQ)
More
Usage : Telephone, Computer, Workstation, Server, Mobile phone, Laptop
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
2/4-Channel 0-75mv/0-5V/0-10V/4-20mA/0-20mA to RS232/RS485 Converter with LED Display

2/4-Channel 0-75mv/0-5V/0-10V/4-20mA/0-20mA to RS232/RS485 Converter with LED Display

US $ 65 / Piece FOB
1 Piece (MOQ)
More
Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
24 Channel Otpic Video Converter Over Fiber

24 Channel Otpic Video Converter Over Fiber

1 pair (MOQ)
More
Capacity : SPDH
Contact Supplier
Since 2025
Shenzhen Jiuxiang Technologies Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2025
Chat Now Send Inquiry
Isolation 0-20mA/4-20mA to RS485 or RS232 Converter

Isolation 0-20mA/4-20mA to RS485 or RS232 Converter

US $ 8.8 / Piece FOB
2 Pieces (MOQ)
More
Main Products: 4-20mA Converter, 0-5V to 4-20mA Converter IC, 4-20mA to 0-10V, 4-20mA to 0-5V, RS232 to 4-20mA, RS485 to 4-20mA, 4-20mA to RS232/RS485 Converter, a-D/D-a Converter, PWM to 4-20mA Converter, PT100 to 4-20mA Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
RS232/RS485 Serial to Analog Module Ethernet Converter ISO Da Series

RS232/RS485 Serial to Analog Module Ethernet Converter ISO Da Series

US $ 83-85 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter New

RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter New

US $ 1.55-2.25 / pieces FOB
10 pieces (MOQ)
More
Main Products: Module Development Board, Temperature Hygrometer, Mainboard, LED Display, Sensor, Amplifier, Smart Home, WiFi Module, Battery BMS, Internet of Things Industry
Contact Supplier
Audited Supplier Audited Supplier Since 2025
Shenzhen Tianhehuijin Tech Ltd

Trading Company

Guangdong, China Since 2025
Chat Now Send Inquiry
4-20mA/0-20mA/0-5V/0-10V to RS232|RS485 Data Acquisition D-a Converter with Modbus RTU

4-20mA/0-20mA/0-5V/0-10V to RS232|RS485 Data Acquisition D-a Converter with Modbus RTU

US $ 57-59 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2012
Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
Chat Now Send Inquiry
232 to 485 Converter Passive Two-Way RS232 to RS485 Communication Converter Lightning Protection and Surge Protection

232 to 485 Converter Passive Two-Way RS232 to RS485 Communication Converter Lightning Protection and Surge Protection

US $ 2.29-2.99 / Piece FOB
50 Pieces (MOQ)
More
Main Products: WiFi Module, WiFi USB in Wall Ap Router, Portable WiFi Power Bank Router
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
Industrial Isolated Multi-Bus Converter, USB / RS232 / RS485 / Ttl Communication

Industrial Isolated Multi-Bus Converter, USB / RS232 / RS485 / Ttl Communication

US $ 39.99 / Piece FOB
300 Pieces (MOQ)
More
Usage : Telephone, Computer, Workstation, Server, Mobile phone, Laptop
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Caratar Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
Ethernet Converter Ad D Converter Signal Converter Wifi Converter Hub Converter Ip Modem Converter
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