Featuring Digital Quiet Motor Technology™, the CSM‑QMTDC‑250‑4‑CN motor provides quiet yet robust operation for Crestron® roller shades 18 to 133 in. (458 to 3,379 mm) wide, depending on fabric and shade height. Fully integrated electronics eliminate the need for bulky add‑on interface modules, allowing for a clean, streamlined installation.

The CSM‑QMTDC‑250‑4‑CN can integrate seamlessly into a Crestron control system, allowing it to be operated alone or as part of a group using keypads, wireless remotes, touch screens, and mobile devices. Setup controls are included on the CSM‑QMTDC‑250‑4‑CN to facilitate setup, testing, and adjustment of shade limits by the installer.

For a wireless shade motor alternative with infiNET EX® technology, see model CSM‑QMTDC‑250‑4‑EX.

Digital Quiet Motor Technology
The shade motor utilizes the quiet, precision‑controlled Quiet Motor Technology to control the movement of the shade, keep track of the shade’s position, and adjust the shade to the user’s desired preset positions.

Cresnet® Wired Communications
The CSM‑QMTDC‑250‑4‑CN uses the dependable Cresnet wired network for communication between devices. The Cresnet bus offers easy wiring and configuration, carrying bidirectional communication and 24 VDC power to each device over a simple 4‑conductor cable.

Power Supply
Power is supplied to the CSM‑QMTDC‑250‑4‑CN via a dedicated power supply (CSA‑PWS40, sold separately) or a 10‑motor power supply (CSA‑PWS10S‑HUB‑ENET, sold separately).

Key Features

• Designed for use with Crestron® QMT®5 Series Architectural or QMT5 Series Décor System shade hardware
• For roller shades 18 to 133 in. (458 to 3,379 mm) wide, depending on fabric and shade height
• Digital Quiet Motor Technology™ achieves nearly inaudible operation
• Long‑life brushless motor design ensures ultimate reliability
• Patented automatic torque calibration technology detects obstructions to prevent damage
• Starts and stops are smooth and precise
• Programmable stop points afford customizable scene presets
• Real‑time remote activity monitoring and status feedback
• Local pushbutton interface for setup and testing
• Onboard multicolor diagnostic LED
• Fully integrated electronics — no external interface module required
• Cresnet® wired communications
• Powered using 24 VDC low‑voltage, Class 2 wiring
• Limited Lifetime Warranty