Usage Tips:Feature:1. Compatibility: This DB9 RS232 to RJ11 6P4C console serial cable is specifically designed for APC AP7800 AP7900 9400144A, ensuring a seamless and reliable connection.2. Plug and Play: With a 1.8m length, this cable provides sufficient flexibility for various installation setups. It is also plug and play compatible, meaning there is no need for any additional drivers.3. EMI Interference Prevention: The cable features a full shielded metal shell connector, providing excellent protection against EMI, ensuring a stable and interference free connection.4. Reliable Construction: Built with plastic materials, this console cable is designed to be durable and long lasting, providing a reliable connection for efficient communication between devices.5. Strict Standard: The manufacturing conforms to the standard specification, strictly follows the factory quality control, can be used for a long time.Specification:Item Type: DB9 RS232 to RJ11 6P4C Console CableMaterial: PVCConnection Type: RS232 to RJ11Length: Approx. 1.8 meters / 6 feetCompatibility: Fit for APC AP7800 AP7900 940-0144A.Package List:1 x Connection Cable