BUSCH-JAEGER Keypad Bedienelement 1..4 Steuerfunktionen KK/U4.55.11 (2CKA006115A0505)

KNX bus-powered keypad with 1 to 4 programmable control functions, flush-mounted and compatible with major Busch-Jaeger switch ranges.

Overview

The BUSCH-JAEGER KK/U4.55.11 is a KNX keypad module that provides up to four independent control functions. It is designed for flush-mounted installation and integrates a bus coupler, enabling direct connection to the KNX bus. The module features a labeling field for individual function description and four programmable LEDs for status indication. It operates on 21-30V DC from the KNX bus and is intended for use with Busch-Jaeger cover frames and rocker sets (not included).

What stands out

• Flexible control: 1 to 4 programmable functions for switching, dimming, blind control, value transmitter, scene recall, and more.
• Integrated bus coupler: no additional coupler needed, simplifies installation.
• Status feedback: 4 LEDs (red/green) programmable per function.
• Labeling field: allows individual identification of each function.
• Wide compatibility: fits Busch-Jaeger ranges such as future® linear, carat®, solo®, alpha®, impuls®, and pure stainless steel.

Technical details

• System technology: KNX
• Number of control functions: 1 to 4 (programmable)
• Colour: Pure White (RAL 9010)
• Mounting type: Flush-mounted
• Housing material: Thermoplastic (PC)
• Bus connection: KNX bus terminal
• Operating voltage: 21-30V DC (via KNX bus)
• Protection class: IP20
• Operating temperature: -5 °C to +45 °C
• Programming button with LED

Our verdict

A versatile KNX keypad module for professional installations, offering flexible control and seamless integration with Busch-Jaeger design lines.