Siedle S. & Soehne Bus Telephone Standard White-High Gloss White BTS 850-02

Delivered between 26.2.2026 and 12.3.2026
free shipping

Colour5

Product details

The Siedle Bus Telephone Standard BTS 850-02 is a high-quality intercom system designed for use in the Siedle In-Home Bus System. With its elegant high-gloss white design, this telephone seamlessly integrates into modern living environments. It offers a user-friendly interface and enables clear communication between residents and visitors. Integrated features such as the door opener automation and the ability to customize the doorbell enhance comfort and flexibility in daily life. The device is suitable for surface mounting and is characterized by its robust construction, promising a long lifespan. Additionally, the bus telephone is equipped with a night vision mode that ensures good visibility even in low light conditions. Power is supplied via mains operation, ensuring reliable functionality.

  • Integrated speaker for clear communication
  • Customizable doorbell for individual adaptation
  • Door opener automation for added convenience
  • Night vision mode for improved visibility in darkness
  • Durable plastic construction for longevity.

Key specifications

Power supply
Electrical connection
Doorbell features
Automatic door openerIntegrated loudspeakerIntercom systemNight vision modeVideo recording
Doorbell type
Intercom system
mounting style
Finery
Item number
30451708

General information

Manufacturer
Siedle
Category
Doorbells + Door intercom system
Manufacturer no.
200044426-00
Release date
19.4.2021

Colour

Colour
White
Exact colour description
White-high-gloss-white

Material

Material group
Plastic
Material
Plastic

Doorbell properties

Doorbell type
Intercom system
mounting style
Finery
Doorbell features
Automatic door openerIntegrated loudspeakerIntercom systemNight vision modeVideo recording

Smart home features

Smart Home
Not compatible
Requires Smart Home Hub
No

Power supply

Power supply
Electrical connection

Origin

Country of origin
Germany

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1

Product dimensions

Length
4.60 cm
Width
10.60 cm
Height
20.10 cm

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Doorbells + Door intercom system» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 14.Ubiquiti
    1 %
  • 16.Heidemann
    1.1 %
  • 16.Siedle
    1.1 %
  • 18.Bticino
    1.2 %
  • 19.Reolink
    1.6 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 6.Google
    1 day
  • 6.Reolink
    1 day
  • 8.Siedle
    2 days
  • 9.Aqara
    3 days
  • 9.Arlo
    3 days

Return rate

How often is a product of this brand in the «Doorbells + Door intercom system» category returned?

Source: Digitec Galaxus
  • 25.EZVIZ
    12.2 %
  • 26.Feller
    12.9 %
  • 27.Schneider Electric
    13.2 %
  • 28.TCS
    15.8 %
  • 29.Siedle
    37.3 %
Source: Digitec Galaxus