Your Browsing History
Any questions? Our AI mode will help you find out quickly.
Try me now
Quick View
PPHXF 0PPHXF New COM Serial Port Card w/Cable for Pro Micro QBM1250 QCM1250 | COM Serial Module, for Desktop
- Model #: TOLDB0GZNWVDJH
- $153.99 –
- Free Shipping
Quick View
IO CREST 8 Port Serial DB9 RS-232 PCI Controller Card RDC C6238 Chipset SI-PCI15068
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-553
- $75.99 –
- Free Shipping
Quick View
PCIe to 4-Port RS-485/422 Serial Card with Opto-Isolation, Surge/Lightning Protection & Terminal Block - Industrial-Grade Multi-Port Expansion Card for COM Port, Automation, Communication
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-67
- $74.99 –
- Free Shipping
Quick View
PCIe to 4-Port RS-485/422 Serial Card with Opto-Isolation, Surge/Lightning Protection & Terminal Block - Industrial-Grade Multi-Port Expansion Card for COM Port, Automation, Communication
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-573
- $74.99 –
- Free Shipping
Quick View
Syba SY-PEX15019 PCI-Express RS-232 Serial 8-Port Card with OXPCIe958 Chipset
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-556
- $97.99 –
- Free Shipping
Quick View
IO CREST 2 Port RS-232 DB9 Serial M.2 B+M Key Controller Card SI-ADA15069
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-568
- $87.99 –
- Free Shipping
Quick View
Syba SY-PEX15019 PCI-Express RS-232 Serial 8-Port Card with OXPCIe958 Chipset
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-746
- $97.99 –
- Free Shipping
Quick View
Syba SY-PEX15019 PCI-Express RS-232 Serial 8-Port Card with OXPCIe958 Chipset
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-55
- $97.99 –
- Free Shipping
Quick View
IO CREST 2 Port RS-232 DB9 Serial M.2 B+M Key Controller Card SY-PEX15066
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-559
- $87.99 –
- Free Shipping
Quick View
PCIe to 8-Port RS-485/422 Serial Port Card, 8-Channel COM Expansion Card with TVS, Lightning/Surge Protection & Terminal Blocks - Industrial Multi-Port Data Communication
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-837
- $127.99 –
- Free Shipping
Quick View
Control Card TF-F6NUR Network Port Card U Disk Serial Port Single and Double Color led Display E6NUR F6NUR
- Model #: TOLDB0F7XL8W3X
- $184.99 –
- Free Shipping
Quick View
Control Card ZH-E3L Network Port Serial Port U Disk Network Cluster Electronic LED Display E3L
- Model #: TOLDB0F8QCQQ5B
- $148.99 –
- Free Shipping
Quick View
Character Card ZH-E3L Secondary Development LED Display Control Card Network Port Serial Port E3L(ZH-E3L Character Card (NIC-RS232))
- Model #: TOLDB0F7XBXGRX
- $241.99 –
- Free Shipping
Quick View
Syba 2 Port DB9 RS-422 / 485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-46
- $97.99 –
- Free Shipping
Quick View
Syba 2 Port DB9 RS-422 / 485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-737
- $97.99 –
- Free Shipping
Quick View
Syba 2 Port DB9 RS-422 / 485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-550
- $97.99 –
- Free Shipping
Quick View
IO Crest 4 Port RS-232 Serial PCIe 2.0 X1 Controller Card Components SI-PEX15042
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-823
- $117.99 –
- Free Shipping
Quick View
- $35.00
- $34.30 –
Quick View
UTEK Industrial PCIE to 8 Port RS485 RS422 High Speed Serial Card Converter ESD Anti-lightning UT-798
Limited time offer, ends 08/16
- Model #: BZ59-980
- $25.79 –
- Free Shipping
Quick View
UOTEK Industrial PCI to RS-232 Serial Card RS232 8 Ports High Speed DR62 Converter DB9 Connector RTS/CTS XON/XOFF Control UT-768
- Connectors: 1 DR44 Female
- Temperature: -40~85°C
- Model #: UT-768
Quick View
UOTEK PCI to 4 Ports RS232 High Speed Serial Card RS-232 Multiport Serial Adapter DR44 Expansion Connector Industrial Grade Converter UT-754
- Connectors: 1 DR44 female
- Temperature: -40~85°C
- Model #: UT-754
Quick View
UOTEK Industrial PCI to 4 Ports RS232 High Speed Serial Card RS232 to PCI DR44 Expansion Converter DB9 Connector UT-764 Adapter with ESD Protection
- Connectors: 1 DR44 Female
- Temperature: -40~85°C
- Model #: UT-764
Quick View
UOTEK Industrial Grade PCI-E to RS-232 Serial Card PCIE to RS232 2 Ports High Speed DR44 Converter DB9 Connector UT-782 Adapter with ESD protection
- Connectors: 1 DR44 Female
- Temperature: -40~85°C
- Model #: UT-782
Quick View
UOTEK Industrial Mini PCI-E to RS-232 Serial Card PCIE to RS232 4 Port High Speed Converter DB9 ESD Anti-lightning RTS/CTS XON/XOFF UT-7784B Support Win2000/XP/Vista/Win7/NT4.0/CE 4.2/5.0/6.0/Vxworks
- Connectors: 4 * 1.25T-9AB Sockets
- Temperature: -40~85°C
- Model #: UT-7784B
Quick View
UOTEK Industrial PCI to 2-Port RS232 High-speed Serial Card Port Wiring for 2U Chassis DR44 Female 32 Bit Universal PCI Connector Adapter with 600W Surge Protection UT-752E
- Connectors: 1 DR44 female
- Temperature: -40~85°C
- Model #: UT-752E
Quick View
UOTEK Industrial PCI-E to 8-port RS-232 Serial Card PCIE to RS232 High Speed DR62 Converter Com DB9 Connector 4U UT-788 Support 256byte FIFO Driver and Built-in Hardware and Software
- Connectors: DR62
- Temperature: -40~85°C
- Model #: UT-788
Quick View
UOTEK Industrial PCI to 4-Port RS232 High-Speed Serial Card with Optical Isolation RS232 Serial Expansion Card DB9 Connector Adapter UT-764I
- Connectors: 1 DR44 Female
- Temperature: -40~85°C
- Model #: UT-764I
Quick View
UOTEK PCI-E to 2 Ports RS485 RS422 Serial Port Adapter High-Speed Serial Expansion Port ESD Protection Industrial UT-792
- Connectors: DB9 male x 2
- Temperature: -40~85°C
- Model #: UT-792
Quick View
UOTEK Industrial PCIE to 4-Port RS485 RS422 Serial Card PCI-E to RS-485 RS-422 High Speed Converter Adapter DR44 Connector Optical Isolation 1.2Km Transmission Distance 4U UT-794I
- Connectors: DR44
- Temperature: -40~85°C
- Model #: UT-794I
Quick View
UOTEK PCI to RS232 Serial Card RS-232 8 Ports High Speed DR62 Expansion Converter Industrial Grade DR62 Female DB9 Connector UT-758 Adapter with ±15KV ESD Protection
- Connectors: 1 DR62 Female
- Temperature: -40~85°C
- Model #: UT-758
Quick View
UOTEK Industrial PCI-E to 8 Port RS-485 RS-422 High Speed Serial Card PCIE to RS485 RS422 8-Port Converter ESD Anti-lightning 4U DR62 Connector UT-798
- Connectors: DR62
- Temperature: -40~85°C
- Model #: UT-798
Quick View
UOTEK Industrial PCI to RS232 Opto-Isolated High-Speed Serial Card RS-232 8 Ports Computer Serial Expansion Converter Adapter HDR78 Female DB9 Female Connector with Electrostatic Protection UT-768I
- Connectors: HDR78 Female
- Temperature: -40~85°C
- Model #: UT-768I
Quick View
UOTEK Industrial PCIE to 8 Port RS485 RS422 High Speed Serial Card Converter ESD Anti-lightning UT-798
- BUS: X1 2.5Gbps PCl Express
- Temperature: -40~85°C
- Model #: UT798