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Black Box ME800A-R4 Async RS-232 Extender Over CATx - DB25 Male to Terminal Block
- Ports: (1) DB9 F, (1) 4-screw terminal block, (1) RJ-11, (1) DC power jack
- Max Distance: 4 mi. (6.4 km) maximum
- Transfer Rate: 115,2000 bps at 4000 feet (1219.2m); 57,600 bps at 1 mile (1.6 km); 9,600 bps at 4 miles (6.4 km)
- Power Adapter: 115V AC, 60 Hz +/- wallmount, 9V DC, 500 mA, 4.5W maximum
- Model #: ME800A-R4
- $232.96 –
- More options from $197.99 - $232.96

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wireless WisBlock Meshtastic Starter Kit US915 Base RAK19007 + Core RAK4631
- Model #: 235103331377
- $57.79 –
- More options from $57.79 - $65.19
- Free Shipping

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Temperature Acquisition Multi Way RS485 Ethernet ME31-XEXX0600 6 Way Type K Modbus Gateway Watchdog DNS Industrial
- Model #: CLOLB0D6BF4DK3
- $108.99 –
- Free Shipping

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Industrial Isolated 4-Ch RS485 to RJ45 Ethernet Serial Server Adapter Support Modbus Gateway/MQTT/JSON Bi-Directional Transparent Transmission ETH to RS485 Rail-Mount Serial Module PoE Ethernet Port
Limited time offer, ends 10/07
- Model #: OYSC5KU.8.18-287
- $108.98 –
- Free Shipping

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M12 + RJ45 Industrial PoE Ethernet Extender Kit, 800m 2600ft, DIN Rail
- Model #: 162315346652
- $713.99 –
- $5.99 Shipping

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waveshare RS485 to RJ45 Ethernet with POE Function Modbus/MQTT Gateway, Bi-Directional Transparent Data Transmission Between RS485 and Ethernet, 6~36V DC Screw Terminal, or PoE Port Power Supply
Limited time offer, ends 10/10
- Model #: C6T1813-XMHMYA546
- $53.76 –
- Free Shipping

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Waveshare RS485 to WiFi/Ethernet Module Rail-Mount Serial Server Modbus MQTT Gateway
Limited time offer, ends 10/10
- Model #: C6T1813-XMYXDL151
- $72.76 –
- Free Shipping

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waveshare 2-CH RS485 to RJ45 Ethernet Serial Server with PoE Function, IEEE 802.3af Compliant, Rail-Mount Industrial Isolated Serial Module, Bi-Directional Transparent Transmission
Limited time offer, ends 10/10
- Model #: C6T1813-XMYXDL574
- $85.76 –
- Free Shipping

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waveshare 2-CH RS485 to RJ45 Ethernet Serial Server with PoE Function, IEEE 802.3af Compliant, Rail-Mount Industrial Isolated Serial Module, Bi-Directional Transparent Transmission
Limited time offer, ends 10/10
- Model #: C6T1813-XMYXDL571
- $87.76 –
- Free Shipping