
HST Series hand rail button are particularly durable thanks to their robust housing and compact construction type. Underlying inscriptions and pictographs are protected by scratch-resistant, transparent polyamide. This ensures that the push buttons always look good and prevents the pictographs from fading, thus guaranteeing the contrast values.
HST Series hand rail buttons at a glance
HST30, HST32 and HST35

Product Overview
- Mounting on a hand rail with a diameter of 35 mm (standard)
- Mounting on rails with a diameter of 30 or 32 mm diameter using a mounting adapter
- Two variants of touch surfaces: almost flush with the housing and raised (letter E added to the product name)
- Compatible with additional HSTB housing (touch protection)
HST0 and HST40

Product Overview
- Mounting on the wall panel (HST0)
- Mounting with an adapter on a hand rail with a diameter of 40 mm (HST40)
- Two variants of touch surfaces: almost flush with the housing and raised (letter E added to the product name)
HSTI hand rail button with illumination

Product Overview
- Optional illumination for the above-mentioned HST variants
- Letter I (for illumination) indicates this in the product name
- Two-color illumination: green for better localization of the button; red for optical feedback after the push button has been pressed
- The button illuminates behind the touch surface
HSTIV hand rail button with haptic feedback

Product Overview
- Can optionally be equipped with a small vibration motor for the above-mentioned HST variants
- Letter V (for vibration) indicates this in the product name
- Passenger briefly receives additional haptic feedback when pressing the touch surface
- More comfort and safety for the visually impaired
HSTIA hand rail button with acoustic feedback

Product Overview
- Can optionally be equipped with a ceramic speaker for the above-mentioned HST variants
- Letter A (for acoustic) indicates this in the product name
- Passenger briefly receives additional acoustic feedback when pressing the touch surface
- More comfort and safety for the visually impaired