Hager Bell transformer 33A

Delivered between 16.1.2026 and 24.1.2026
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Product details

Hager Doorbell Transformer ST301

Manufacturer: Hager
Designation: Doorbell Transformer 8V/0.5A-12V/0.33A
Type: ST301
Primary Voltage: 230 V
Secondary Voltage 1: 8 V
Secondary Voltage 2: 12 V
Secondary Current 1: 0.5 A
Secondary Current 2: 0.33 A
Max. Output Power: 4 W
Max. Output Current: 0.5 A
Max. Loss Power: 4 W
Type of Transformer: Standard Doorbell Transformer
Surface Mounting: Yes
Flush Mounting: No
Suitable for Rail Installation: Yes
Length: 111 mm
Width: 35 mm
Height: 65 mm
Width in Division Units: 2
Short-Circuit Proof: Yes
Temperature Protection: Yes
With On/Off Switch: No

Hager Doorbell Transformer ST301: Additional Details
Doorbell transformer 230V / 8V and 12V 4VA 2PLE. Doorbell transformer with protection against short circuits or overload through an integrated thermal switch on the primary side.
EAN: 3250615703019.

Key specifications

Power supply
Electrical connection
Doorbell features
Automatic door opener
Doorbell type
Bell system set
mounting style
Finery
Item number
10045228

General information

Manufacturer
Hager
Category
Doorbells + Door intercom system
Manufacturer no.
ST301
Release date
14.4.2020
External links

Colour

Colour
Grey
Exact colour description
Grey

Doorbell properties

Doorbell type
Bell system set
mounting style
Finery
Number of residential units
1x
Doorbell features
Automatic door opener

Smart home features

Smart Home
Not compatible

Power supply

Power supply
Electrical connection

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1 piece

Product dimensions

Length
6.50 cm
Width
3.50 cm
Height
11.10 cm

Package dimensions

Length
9.40 cm
Width
6.70 cm
Height
3 cm
Weight
224 g

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

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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
  • Hager
    Not enough data
  • 1.CasaControl
    0 %
  • 2.Physen
    0.1 %
  • 3.Avantek
    0.2 %
  • 4.Steffen
    0.4 %

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
  • Hager
    Not enough data
  • 1.eufy
    0 days
  • 1.EZVIZ
    0 days
  • 1.Heidemann
    0 days
  • 1.Steffen
    0 days

Return rate

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

Source: Digitec Galaxus
  • Hager
    Not enough data
  • 1.Emos
    0.8 %
  • 2.Steffen
    1 %
  • 3.Amazon
    1.3 %
  • 4.Byron
    1.5 %
Source: Digitec Galaxus