Key facts
- Brand
- Bosch
- Model
- SKM 120
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2026-10-13
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Bosch SKM 120 Single Action Call Point User Manual
The Bosch SKM 120 is a single action call point designed for conventional fire alarm systems. It triggers an alarm when the protective glass pane is broken, activating a microswitch and causing an indicator LED to blink. The device features a resettable button that can be returned to its original position after inserting a new glass pane.
Read onlineBosch SKM 120 specifications
| Operating voltage | 19 V to 30 V DC |
|---|---|
| Dimensions (W x H x D) | 135 x 135 x 36 mm |
| Weight | approx. 450 g |
All Bosch SKM 120 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Mounting, wiring and first power-up. Read it before the hardware goes in.
Questions answered in these manuals
What is the recommended installation height for the SKM 120?
The device must be mounted at an installation height of 1400 mm ±200 mm, measured from the middle of the pushbutton to the floor.
How far apart should single action call points be installed?
The distance between devices should not exceed 100 m according to DIN 14 675 or 80 m according to VdS.
What is the recommended installation height for the SKM 120?
The device should be mounted at an installation height of 1400 mm ± 200 mm measured from the middle of the call point to the floor.
From: Bosch SKM 120 Single Action Call Points Installation Guide
What is the maximum distance allowed between manual call points according to DIN 14675?
Manual call points should not be spaced more than 100 m apart as per DIN 14675.
From: Bosch SKM 120 Single Action Call Points Installation Guide