SM2 Voice Module – for Lift Alarm Call Systems

SM2 Voice Module – Compact, Flexible and Perfectly Integrated

The SM2 Voice Module is a compact and highly versatile communication unit designed for use with Telegärtner Elektronik alarm call devices. Engineered for rear-mounted installation behind the car operating panel, the SM2 impresses with its ultra-slim design and fast adhesive-based mounting, ideal for modern lifts, retrofits and panel manufacturers.

The module is fully compatible with the NRT 1 XS V3 and the NRT 1 XT alarm telephones and integrates seamlessly into the Telegärtner modular system. With optional stainless-steel front panels or surface-mount frames, the SM2 can be adapted as a flush-mounted or surface-mounted unit.

Designed for Easy Installation and Reliable Communication

Thanks to its adhesive mounting method, the SM2 eliminates the need for complex mechanical installation. The included adhesive microphone with 300 mm cable ensures optimal sound pickup behind speaker openings in the control panel.
Two RJ45 interfaces enable simple plug-and-play integration with system cables, external microphones and alarm call buttons.

Key Features

Adhesive mounting for quick installation behind the control panel
Integrated loudspeaker for clear voice output
Adhesive microphone with 300 mm connection cable
Two RJ45 ports for system cable and optional external microphone
Connector for the NRT 1 XS V3 alarm call button
Connection for 12–24 V LED illumination of the alarm button
Input for an external alarm call button
Simple connection to NRT alarm devices via RJ45 system cable
Modular design supporting rear-mount, flush-mount and surface-mount setups
Compatible with alarm telephone NRT 1 XT

Ideal for Modern Lift Alarm Call Applications

Suitable for lift manufacturers and panel builders
Perfect for service providers upgrading or replacing existing systems
Optimised for modernisation projects with limited space
Designed for operators who require a durable and reliable communication unit

NRT 1 XS alarm telephone and SM 2 voice module accessories

Image	Item
	Nrt 1 xs emergency telephone Base unit for elevator emergency communication – Art. 602360 The NRT 1 XS is a universal emergency telephone for elevator installations. It can be used as a rear-mount (hinterbau) module or combined with stainless steel plates, frames, and accessories from the NRT1XSV3 series to support various installation scenarios.
	Stainless steel plate nrt1xsv3 Without button and fiber optic guides – Art. 602370 Basic stainless steel plate version for NRT1XSV3 systems. Without button and without optical guides, it is suitable for simple cover applications in elevator control panels. This article includes only the stainless steel panel as described. The surface-mounted frame (Art. 602362) visible in the image is not included.
	Stainless steel plate nrt1xsv3 With fiber optic guides – Art. 602363 Stainless steel plate equipped with integrated fiber optic guides to support illuminated indicators. Suitable for use in elevator car or landing panels where visual signalling is required. This article includes only the stainless steel panel as described. The surface-mounted frame (Art. 602362) visible in the image is not included.
	Stainless steel plate nrt1xsv3 With button – Art. 602364 Stainless steel plate including a vandal-resistant button. Ideal for elevator control panels that require a robust tactile input element. This article includes only the stainless steel panel as described. The surface-mounted frame (Art. 602362) visible in the image is not included.
	Stainless steel plate nrt1xsv3 With button and fiber optic guides – Art. 602361 Stainless steel plate featuring both a built-in button and integrated fiber optic guides. Designed for elevator operating panels requiring illuminated feedback and user interaction. This article includes only the stainless steel panel as described. The surface-mounted frame (Art. 602362) visible in the image is not included.
	Surface-mounted frame nrt1xsv3 With threaded inserts and sealing – Art. 602362 Surface-mounted frame for NRT1XSV3 systems, equipped with threaded inserts and sealing components. Suitable for applications requiring environmental protection or external mounting.
	Mounting frame nrt1xsv3 Complete frame with cable glands – Art. 602371 Robust mounting frame designed for NRT1XSV3 systems. Includes cable glands and serves as the mechanical base for elevator panel installations.