1. Computer Cables & Connectors Items
  2. sku: 5512264507676632
  3. DTECH CB0240

DTECH Adapter Male CB-0240 DB9 RS232 RJ-45

Cb0240 Dtech Db9 To Rj45 Serial Adapter Rs232 Male Rj-45 Black

( Brand: Dtech ), ( Manufacturer Part Number: CB0240 ), ( Model: CB-0240 ), ( Part Type: Adapter ), ( Color: Black ), ( Itemweight: 20 ), ( Packageheight: 27 ), ( Packagelength: 134 ), ( Packageweight: 18 ), ( Packagewidth: 89 ), ( Size: Db 9 Male To Rj 45 )

Review DTECH Db9 To Rj45 Serial Adapter Rs232 Male Black

The D-Tech CB0240 DB9 to RJ-45 Adapter is a versatile and practical solution for connecting devices with DB9 (25-pin) RS-232 serial ports to networks using standard RJ-45 Ethernet cables. This adapter bridges the gap between legacy serial devices and modern Ethernet networks, making it an essential tool for businesses and individuals looking to integrate older equipment into their digital infrastructure.

The CB0240 adapter is built with high-quality components that ensure reliable data transmission. It features a DB9 male connector on one end, designed to fit perfectly into DB9 serial ports found on a range of devices, including printers, POS systems, and industrial control equipment. On the other end, there's an RJ-45 female connector, which can be used to connect the adapter to an Ethernet network using a standard CAT5e or CAT6 Ethernet cable.

The adapter converts RS-232 signals to Ethernet packets, allowing serial data to be transmitted over IP networks. It supports various data communication rates, including 300 baud, 1200 baud, 2400 baud, 4800 baud, 9600 baud, 14400 baud, 19200 baud, 38400 baud, and 57600 baud. This wide range of support makes it compatible with a broad array of serial devices and applications.

The D-Tech CB0240 DB9 to RJ-45 Adapter is compact and lightweight, making it easy to transport and install. It also comes with a 3-year warranty, ensuring peace of mind and protection against manufacturing defects.

In summary, the D-Tech CB0240 DB9 to RJ-45 Adapter is an indispensable tool for connecting RS-232 devices to Ethernet networks. Its high-quality construction, wide compatibility, and easy-to-use design make it a must-have for businesses and individuals alike.

The D-TECH DB0240 DB9 to RJ-45 adapter is a device designed to convert DB9 RS-232 signals to RJ-45 Ethernet signals for connecting an RS-232 device to a network. Here are some potential pros and cons of buying this adapter:

Pros:

1. Allows you to connect RS-232 devices to a network: This adapter enables you to connect legacy RS-232 devices to a network, making it easier to integrate them into modern IT infrastructure.

2. Supports long-distance communication: RJ-45 Ethernet cables can support longer distances compared to RS-232 cables, which can be useful in larger installations.

3. Compatibility with various devices: This adapter can be used to connect various RS-232 devices to a network, making it a versatile solution for different use cases.

Cons:

1. May require additional setup: Depending on the specific network setup and the requirements of the RS-232 device, additional configuration may be necessary to ensure proper communication.

2. Potential signal degradation: Converting RS-232 signals to Ethernet signals through an adapter may result in some signal degradation, which could impact the performance of the device.

3. Cost: Compared to other types of connectors and adapters, RJ-45 to DB9 adapters may be more expensive.

In conclusion, the D-TECH DB0240 DB9 to RJ-45 adapter can be a useful tool for connecting RS-232 devices to a network and supporting long-distance communication. However, it may require additional setup and could result in signal degradation, and it may be more costly than other types of adapters.

If you need to connect RS-232 devices to a network, this adapter could be a viable solution, but it's essential to weigh the potential benefits against the costs and consider other options, such as upgrading the RS-232 device to use Ethernet or investing in a more modern communication protocol like USB or Wi-Fi. Ultimately, the decision should be based on your specific use case, budget, and desired performance.

Details:

DB9 male to RJ45 modular adapter converts connector into an female DB9 - Female pint: straight through 1-1, 2-2, 3-3, 4-4, 5-5, 6-6, 7-7, 8-8, 9-x. A pair of DB9 to RJ45 socket couplet can be used a extender extend rs232 serial signals up 65ft. A simple, cost effective solution to process serial data communication between RS232 port devices over inexpensive cat5 cat6 RJ45 network cable. Computer laptop, printer, modem, router, PDA, POS device, digital CNC machine tool, Bar code scanner, etc.

DTECH DB9 to RJ45 Serial Adapter RS232 Male RJ-45 male RJ45, black.

part #: cb0240 prices

  • $10.42-$69.02

specifications compocables:

  • brand: Dtech
  • mpn: Cb0240
  • model: Cb-0240
  • part type: Adapter
  • color: Black
  • itemweight: 20
  • packageheight: 27
  • packagelength: 134
  • packageweight: 18
  • packagewidth: 89
  • size: Db 9 Male To Rj 45

shipping compocables:

  • class: Expedited
  • service: Expedited
  • type: Fixed
  • cost: $0.00
  • transit: 5-11 Days

payments compocables:

  • credit card: Mastercard
  • wallet: Google-pay
  • other

general compocables:

  • condition: New
  • Computers/Tablet's Networking > Computer Cables Connectors > Other Computer Cables

offer compocables:

  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • started: March 9, 2026

seller compocables:

  • city: Toms River, New Jersey
  • # reviews: 1143
  • rating: 98.1%

returns compocables:

  • time: 30 Days
  • paid by: Buyer
  • method: Money back
  • policy: Returns Accepted
part type: adapter, itemweight: 20, packageheight: 27, packagelength: 134, packageweight: 18, packagewidth: 89, size: db 9 male to rj 45,
category: computers > computers/tablets networking > computer cables connectors > computer cables, color: black, sku: 5512264507676632,

Dtech CB0240 Is Similar To:

compocables logo
5 offers $10.42–$69.02 USD
  • Offer #1: $10.42 price + $0.00 shipping estimate = $10.42* total. (Distance 65ft), not a console adapter.Usually this adapter needs to be used in pairs.DB9 serial data is transmitted over the network cable.FREE SHIPPING
  • Offer #2: $40.00 price + $0.00 shipping estimate = $40.00* total. This unit includes the converter and power adapter as shown. Output:RS422 / RS485.FREE SHIPPING
  • Offer #3: $69.02 price + $0.00 shipping estimate = $69.02* total. Connector Type Used on Cable: RJ45. DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE.FREE SHIPPING
  • Offer #4: $15.20 price + $0.00 shipping estimate = $15.20* total. A pair of DB9 to RJ45 socket coupler can be used a extender to extend rs232 serial signals up to 65ft. DB9 female to RJ45 modular adapter converts DB9 female connector into an RJ45 female connector (DB9 female - RJ45 Female pinout: 1-1, 2-2, 3-3, 4-4, 5-5, 6-6, 7-7, 8-8, 9-x).FREE SHIPPING
  • Offer #5: $12.00 price + $4.99 shipping estimate = $16.99* total. BRAND NEW SET 2 The DTECH DB9 to RJ45 Serial Adapter is a practical and versatile cable that allows you to easily convert a DB9 male connector to an RJ45 male connector.+$4.99 shipping

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