购买 rs232 module

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$29.99
RS232 Breakout Tester LED Monitor Module, DB9M/F X DB25M/F Breakout Module
Amazon.com
216
$29.99
RS232 Breakout Tester LED Monitor Module, DB9M/F X DB25M/F Breakout Module
Amazon.com
$364.50
GATEWAY MODULE 2in RS232 PROFINET Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$364.50
GATEWAY MODULE 2in RS232 PROFINET Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$7.89
Hiletgo 5Pcs RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
95
$7.89
Hiletgo 5Pcs RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
$29.77
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
Amazon.com
$29.77
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
Amazon.com
$19.90
RS232 Breakout Tester LED Monitor, DB9 Male To Female Breakout Module
Amazon.com
188
$19.90
RS232 Breakout Tester LED Monitor, DB9 Male To Female Breakout Module
Amazon.com
$329.00
Beckhoff | BK8100 | RS232 Coupler Module |
Classic Automation
$329.00
Beckhoff | BK8100 | RS232 Coupler Module |
Classic Automation
$32.65
Coolwell Industrial Serial RS232 To RJ45 Ethernet Server Module With POE Function TCP/IP To Serial Rail-Mount Support
Amazon.com
2
Free shipping
$32.65
Coolwell Industrial Serial RS232 To RJ45 Ethernet Server Module With POE Function TCP/IP To Serial Rail-Mount Support
Amazon.com
$33.99
Waveshare Industrial Serial Server, RS232/485/422 To RJ45 Ethernet Module, TCP/IP To Serial, Small
Amazon.com
6
$33.99
Waveshare Industrial Serial Server, RS232/485/422 To RJ45 Ethernet Module, TCP/IP To Serial, Small
Amazon.com
$12.63
Fafeicy 2-Channel Serial Port Relay Module, RS232 UART Protocol DB9 Interface, Manual Operation, Relay Switch Board, Copper Contacts, Normally Open
Amazon.com
$12.63
Fafeicy 2-Channel Serial Port Relay Module, RS232 UART Protocol DB9 Interface, Manual Operation, Relay Switch Board, Copper Contacts, Normally Open
Amazon.com
$16.99
CH340 Mini Serial Port Module Of PL2303, CH340E RS232 To TTL Module Upgrade USB To Serial Port In Nine Brush Small Plates New For Arrival 2025 High
Amazon.com
Free shipping
$16.99
CH340 Mini Serial Port Module Of PL2303, CH340E RS232 To TTL Module Upgrade USB To Serial Port In Nine Brush Small Plates New For Arrival 2025 High
Amazon.com
$3.34
Serial Port Module RS232 To TTL Download Cable Flashing Board With Transmitter And Receiver
Aliexpress
$3.34
Serial Port Module RS232 To TTL Download Cable Flashing Board With Transmitter And Receiver
Aliexpress
$5.25
MDFLY RS232 Serial Port To TTL Converter Module LED DB9 Breakout TX RX CTS RTS
Amazon.com
$5.25
MDFLY RS232 Serial Port To TTL Converter Module LED DB9 Breakout TX RX CTS RTS
Amazon.com
$14.99
Avanexpress DB9 Female Connector Breakout Board RS232 Serial To DSUB Terminal Block Connector Signal Module (Pack Of 3)
Amazon.com
$14.99
Avanexpress DB9 Female Connector Breakout Board RS232 Serial To DSUB Terminal Block Connector Signal Module (Pack Of 3)
Amazon.com
$125.97
Viagasafamido 2Pcs Wireless Transceiver Module, RF Transceiver Module, RS232/485/422-LORA DC12-36V Remote Transmission Radio Transceiver Module
Amazon.com
Free shipping
$125.97
Viagasafamido 2Pcs Wireless Transceiver Module, RF Transceiver Module, RS232/485/422-LORA DC12-36V Remote Transmission Radio Transceiver Module
Amazon.com
$229.98
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (10)
Amazon.com
202
Free shipping
$229.98
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (10)
Amazon.com
$149.00
Schleicher | AT-COM1 | RS 232 Module |
Classic Automation
$149.00
Schleicher | AT-COM1 | RS 232 Module |
Classic Automation
$42.00
Communication Module: for ProSense DPM4 series panel meters (PN# DPM-RS232)
Automation Direct
$42.00
Communication Module: for ProSense DPM4 series panel meters (PN# DPM-RS232)
Automation Direct
$7.75
10PCS MCU Mini RS232 MAX3232 Level To TTL Level Converter Board Serial Converter Board Module
Amazon.com
$7.75
10PCS MCU Mini RS232 MAX3232 Level To TTL Level Converter Board Serial Converter Board Module
Amazon.com
$7.96
DTECH DB9 Breakout Connector DB-9 Female RS232 Serial Adapter Solderless Module Board With Terminal Block, Case, Nuts And Tail Pipes (DB9 Female +
Amazon.com
121
$7.96
DTECH DB9 Breakout Connector DB-9 Female RS232 Serial Adapter Solderless Module Board With Terminal Block, Case, Nuts And Tail Pipes (DB9 Female +
Amazon.com
$24.00
YAKZALAX Low Cost Serial To Etherent Device Servers Module RS232 To TCP/IP Converter Modbus Gateway Support TCP Client/TCP Server/UDP/HTTP USR-TCP232-
Amazon.com
$24.00
YAKZALAX Low Cost Serial To Etherent Device Servers Module RS232 To TCP/IP Converter Modbus Gateway Support TCP Client/TCP Server/UDP/HTTP USR-TCP232-
Amazon.com
$2,071.00
Siemens 6ES7541-1AD00-0AB0 SIMATIC S7-1500 cm PTP RS232 Module
PLCHardware.com
$2,071.00
Siemens 6ES7541-1AD00-0AB0 SIMATIC S7-1500 cm PTP RS232 Module
PLCHardware.com
$2.18
1PCS MAX3232 Serial Port Mini RS232 To TTL Converter Adaptor Module Board Minirs232 MCU 2/4/8 Serial
Aliexpress
Free shipping
$2.18
1PCS MAX3232 Serial Port Mini RS232 To TTL Converter Adaptor Module Board Minirs232 MCU 2/4/8 Serial
Aliexpress
$118.88
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (5)
Amazon.com
207
Free shipping
$118.88
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (5)
Amazon.com
$0.94
MAX3232 RS232 To TTL Serial Port Converter Module DB9 Connector MAX232 For Arduino
Aliexpress
$0.94
MAX3232 RS232 To TTL Serial Port Converter Module DB9 Connector MAX232 For Arduino
Aliexpress
$1.83
1Pcs/Lot RS232 SP3232 TTL To RS232 Module RS232 To TTL Brush Line Serial Port Module
Aliexpress
$1.83
1Pcs/Lot RS232 SP3232 TTL To RS232 Module RS232 To TTL Brush Line Serial Port Module
Aliexpress
$1.06
MAX3232 RS232 To TTL Serial Port Converter Module Female DB9 Connector MAX232 Flashing Board
Aliexpress
$1.06
MAX3232 RS232 To TTL Serial Port Converter Module Female DB9 Connector MAX232 Flashing Board
Aliexpress
$82.60
8-Channel Serial Server RS485 RS232 RS422 To RJ45 Modbus Gateway RTU To TCP NB183S Build-In Watchdog MQTT/HTTP IOT Module
Amazon.com
$82.60
8-Channel Serial Server RS485 RS232 RS422 To RJ45 Modbus Gateway RTU To TCP NB183S Build-In Watchdog MQTT/HTTP IOT Module
Amazon.com
$48.18
HF-2211 Serial To Ethernet Converter Device Server RS232 RS485 RS422 To Wifi Network Module With Wide 5-36VDC Input
Amazon.com
Free shipping
$48.18
HF-2211 Serial To Ethernet Converter Device Server RS232 RS485 RS422 To Wifi Network Module With Wide 5-36VDC Input
Amazon.com
$6.99
HJTOOK RS232 DB9 Male Serial Port To TTL Converter MAX3232 Root Module Connector MCU Programme Mobile Root Vehicle Examine And Repair Converter
Amazon.com
1
$6.99
HJTOOK RS232 DB9 Male Serial Port To TTL Converter MAX3232 Root Module Connector MCU Programme Mobile Root Vehicle Examine And Repair Converter
Amazon.com
$315.63
FL COM SERVER RS232 PHOENIX CONTACT - Plcs/Machine Control & PLC Module/Rack Supplies
Radwell.com
$315.63
FL COM SERVER RS232 PHOENIX CONTACT - Plcs/Machine Control & PLC Module/Rack Supplies
Radwell.com
$136.44
WEG RS232-01 COMMUNICATION MODULE Mrosupply
MRO Supply MC
Free shipping
$136.44
WEG RS232-01 COMMUNICATION MODULE Mrosupply
MRO Supply MC
$42.00
NLC-MOD-RS232 PHOENIX CONTACT - Components & Connector/Terminal/Pin Supplies
Radwell.com
$42.00
NLC-MOD-RS232 PHOENIX CONTACT - Components & Connector/Terminal/Pin Supplies
Radwell.com
$378.89
PSI-DATA/BASIC-MODEM/RS232 PHOENIX CONTACT - Plcs/Machine Control & PLC Module/Rack Supplies
Radwell.com
$378.89
PSI-DATA/BASIC-MODEM/RS232 PHOENIX CONTACT - Plcs/Machine Control & PLC Module/Rack Supplies
Radwell.com
$159.00
Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
PLCHardware.com
$159.00
Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
PLCHardware.com
$26.99
Linkstek 2-Port PCI Express RS-232 DB9 Serial Port Card For Windows XP, Vista,7, 8.X, 10, 11 32/64Bit And Linux Pcs, PCIE RS232 Card, PCIE Serial DB9
Amazon.com
69
$26.99
Linkstek 2-Port PCI Express RS-232 DB9 Serial Port Card For Windows XP, Vista,7, 8.X, 10, 11 32/64Bit And Linux Pcs, PCIE RS232 Card, PCIE Serial DB9
Amazon.com
$12.06
Hibctr 10 Pieces RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
$12.06
Hibctr 10 Pieces RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
How to interface Arduino with RS232 communication protocol
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How to interface Arduino with RS232 communication protocol
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Hi-Link HLK-SW16 16 Channel WiFi Ethernet Serial RS232 Relay Module
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购买 rs232 module

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$29.99
RS232 Breakout Tester LED Monitor Module, DB9M/F X DB25M/F Breakout Module
Amazon.com
216
$29.99
RS232 Breakout Tester LED Monitor Module, DB9M/F X DB25M/F Breakout Module
Amazon.com
$364.50
GATEWAY MODULE 2in RS232 PROFINET Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$364.50
GATEWAY MODULE 2in RS232 PROFINET Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$7.89
Hiletgo 5Pcs RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
95
$7.89
Hiletgo 5Pcs RS232 To TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE
Amazon.com
$29.77
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
Amazon.com
$29.77
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
Amazon.com
$19.90
RS232 Breakout Tester LED Monitor, DB9 Male To Female Breakout Module
Amazon.com
188
$19.90
RS232 Breakout Tester LED Monitor, DB9 Male To Female Breakout Module
Amazon.com
$329.00
Beckhoff | BK8100 | RS232 Coupler Module |
Classic Automation
$329.00
Beckhoff | BK8100 | RS232 Coupler Module |
Classic Automation
$32.65
Coolwell Industrial Serial RS232 To RJ45 Ethernet Server Module With POE Function TCP/IP To Serial Rail-Mount Support
Amazon.com
2
Free shipping
$32.65
Coolwell Industrial Serial RS232 To RJ45 Ethernet Server Module With POE Function TCP/IP To Serial Rail-Mount Support
Amazon.com
$33.99
Waveshare Industrial Serial Server, RS232/485/422 To RJ45 Ethernet Module, TCP/IP To Serial, Small
Amazon.com
6
$33.99
Waveshare Industrial Serial Server, RS232/485/422 To RJ45 Ethernet Module, TCP/IP To Serial, Small
Amazon.com
$12.63
Fafeicy 2-Channel Serial Port Relay Module, RS232 UART Protocol DB9 Interface, Manual Operation, Relay Switch Board, Copper Contacts, Normally Open
Amazon.com
$12.63
Fafeicy 2-Channel Serial Port Relay Module, RS232 UART Protocol DB9 Interface, Manual Operation, Relay Switch Board, Copper Contacts, Normally Open
Amazon.com
$16.99
CH340 Mini Serial Port Module Of PL2303, CH340E RS232 To TTL Module Upgrade USB To Serial Port In Nine Brush Small Plates New For Arrival 2025 High
Amazon.com
Free shipping
$16.99
CH340 Mini Serial Port Module Of PL2303, CH340E RS232 To TTL Module Upgrade USB To Serial Port In Nine Brush Small Plates New For Arrival 2025 High
Amazon.com
$3.34
Serial Port Module RS232 To TTL Download Cable Flashing Board With Transmitter And Receiver
Aliexpress
$3.34
Serial Port Module RS232 To TTL Download Cable Flashing Board With Transmitter And Receiver
Aliexpress
$5.25
MDFLY RS232 Serial Port To TTL Converter Module LED DB9 Breakout TX RX CTS RTS
Amazon.com
$5.25
MDFLY RS232 Serial Port To TTL Converter Module LED DB9 Breakout TX RX CTS RTS
Amazon.com
$14.99
Avanexpress DB9 Female Connector Breakout Board RS232 Serial To DSUB Terminal Block Connector Signal Module (Pack Of 3)
Amazon.com
$14.99
Avanexpress DB9 Female Connector Breakout Board RS232 Serial To DSUB Terminal Block Connector Signal Module (Pack Of 3)
Amazon.com
$125.97
Viagasafamido 2Pcs Wireless Transceiver Module, RF Transceiver Module, RS232/485/422-LORA DC12-36V Remote Transmission Radio Transceiver Module
Amazon.com
Free shipping
$125.97
Viagasafamido 2Pcs Wireless Transceiver Module, RF Transceiver Module, RS232/485/422-LORA DC12-36V Remote Transmission Radio Transceiver Module
Amazon.com
$229.98
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (10)
Amazon.com
202
Free shipping
$229.98
PUSR USR-TCP232-302 Tiny Size RS232 To TCP IP Converter Serial RS232 To Ethernet Server Module Ethernet Converter Support DHCP/DNS (10)
Amazon.com
$149.00
Schleicher | AT-COM1 | RS 232 Module |
Classic Automation
$149.00
Schleicher | AT-COM1 | RS 232 Module |
Classic Automation
$42.00
Communication Module: for ProSense DPM4 series panel meters (PN# DPM-RS232)
Automation Direct
$42.00
Communication Module: for ProSense DPM4 series panel meters (PN# DPM-RS232)
Automation Direct
$7.75
10PCS MCU Mini RS232 MAX3232 Level To TTL Level Converter Board Serial Converter Board Module
Amazon.com
$7.75
10PCS MCU Mini RS232 MAX3232 Level To TTL Level Converter Board Serial Converter Board Module
Amazon.com