David Clark C91-20AX Auxiliary Cable for U9102 module - 4-pin to 3.5mm - 20ft - 40892G-21

The David Clark C91-20AX Auxiliary Input and Output Cable Assembly (40892G-21) is a Series 9100 Digital Intercom System accessory cable that provides auxiliary audio connectivity for integrating external audio sources and outputs into a U9100 based intercom network. In aviation ground support, this cable can be used to tie in devices such as audio sources, recording equipment, or site-specific accessories that support operations coordination across hangars, ramps, and vehicle installations. The cable uses a sealed JAE connector at the system end for rugged connectivity and a 3.5 mm plug at the device end, making it a practical option for many common audio interfaces.

• Provides auxiliary input and output connectivity for Series 9100 Digital Intercom System installations.
• 20 foot cable length supports practical routing in hangars, ramps, and vehicle based installations.
• System end uses an IP-68 sealed 4 pin JAE connector for reliable connectivity in harsh environments.
• Device end uses a 3.5 mm plug, with a 3.5 mm jack to dual RCA plug adapter cord included for broader device compatibility.

Key Features

• Supports adding external audio sources or outputs to match site-specific ground support communication workflows.
• Rugged cable construction designed for real-world environments where moisture, vibration, and repeated connections are expected.
• Convenient adapter inclusion helps accommodate devices that use RCA style audio connections.

40892G-21 Specifications

• Length: 20 foot
• System Connector: 4 pin JAE connector, IP-68 sealed
• Device Connector: 3.5 mm plug
• Cable Construction: 4 conductor twisted pair shielded cable, 28 AWG, PVC insulation, polyurethane outer jacket, 0.188 inch O.D.
• Adapter Included: 3.5 mm jack to dual RCA plug adapter cord

If you need to integrate auxiliary audio into a Series 9100 digital intercom system for aviation ground support or industrial operations, the David Clark 40892G-21 provides a rugged, long-run auxiliary cable designed for dependable connectivity and flexible device integration.