Kramer RC-74DL-B 12−Button Master Room Controller with Digital Volume Knob
SKU
RC-74DL-B
Model No
RC-74DL-B
$1,012.00
Product Highlights
- Back Lit & Label Capable Buttons - 12 RGB - color, tactile feedback, backlit buttons. Buttons are grouped in 3 groups, each with it group LCD display
- Custom Labelled, Removable Button Caps
- Volume Control Knob with LEDs - Bi - directional rotary dialled digital knob for volume control, with 5 LEDs bar for visual volume level feedback
- LCD Displays - 3 blue - color and 8 white - characters LCD displays, in 3 button groups, for programmed visual feedback indication and group configured labelling
- 2 K - NET™Connectors - Connect to master room controller, and auxiliary keypads for remote keypad control

Speak to an expert
The Kramer RC-74DL-B is a sophisticated 12-button master room controller featuring a digital volume knob and LCD displays, designed for flexible multimedia system management in auditoriums and meeting rooms. With seamless connectivity to Kramer's Site-CTRL™ for remote AV control and monitoring, this device enhances user experience through its customizability and ease of use, making it ideal for any complex room setup.
Kramer RC-74DL-B Unique Features
- Backlit & Label Capable Buttons: 12 RGB-color tactile feedback buttons grouped with 3 LCD displays for optimal user interaction.
- Custom Labelled, Removable Button Caps: Personalize the controller to fit specific needs or preferences, enhancing usability.
- Volume Control Knob with LEDs: Bi-directional rotary dial that provides visual feedback on volume levels through 5 LEDs.
- LCD Displays: 3 blue-color and 8 white-character displays provide clear visual feedback and customizable labelling.
- 2 K–NET™ Connectors: Enables connection to master controllers and auxiliary keypads for expanded control capabilities.
- K–NET™ Single Link Connection: Simplifies connectivity with a single cable carrying power and control data.
- 1 RS–485 Bi–directional Control Port: Facilitate control over devices using RS–485 protocols for enhanced compatibility.
- 3 RS–232 Bi–directional Control Ports: Allows communication with various devices using serial protocols for diverse control options.
- 2 IR Emitter Control Ports: Supports IR protocol control for additional flexibility in device management.
- 2 GPI/O Control Ports: Configurable for various control applications like sensors or light dimming, ensuring comprehensive room management.
- 4 Relay Control Ports: Control screens, shades, and other elements using relay contact closure for effective room adjustments.
- IR Sensor Port: Learns commands from IR remotes to enhance user convenience.
- Program Control: Custom configurations can be made through Kramer K–Config software for tailored setups.
- Kramer Site–CTRL™ Compatibility: Streamlines network management and remote control features via Ethernet.
- Keypad Lock–Out: Prevents tampering by allowing keypad button locking or unlocking.
- Mini USB Port: Facilitate easy configuration file uploads and settings adjustments.
- Mounting: Designed for in-wall installation, fitting standard 3 gang US wall junction boxes.
- Easy Installation: Cost-effective installation options with standard in-wall box compatibility.
Kramer RC-74DL-B Detailed Specifications
| Product Type | 12-Button Master Room Controller |
| Control Connection | KNET™, RS-232, RS-485, IR |
| Number of Buttons | 12, RGB Backlit |
| Volume Control | Digital Rotary Knob with LED Feedback |
| LCD Display Count | 3 Blue and 8 White for Grouping |
| Ports | 2 K–NET™, 3 RS-232, 1 RS-485, 2 IR, 2 GPI/O, 4 Relay |
| Dimensions | Standard 3-gang box |
| Power Supply | Via KNET™ or External Source |
| Software Compatibility | Kramer K–Config, Site-CTRL™ |
| Installation | In-wall, quick connect |
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