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Grothe GT 3139 S Doorbell Transformer 8/12V 1.3/1A with Mains Switch 14049

Grothe GT 3139 S Doorbell Transformer 8/12V 1.3/1A with Mains Switch 14049
Grothe GT 3139 S Doorbell Transformer 8/12V 1.3/1A with Mains Switch 14049
R1,249
Doorbell installations often require a safe low voltage supply, but standard power sources can be risky. The Grothe GT 3139 S solves this by converting 230V mains to 8V or 12V AC, with an integrated mains switch for convenient control.Who is it forElectricians and DIY installers who need a reliable,... Read More
Stock 3 Code 3506838 Brand GROTHE Model 14049 Warranty 2 Years

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Estimated delivery Tuesday, October 6
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Doorbell installations often require a safe low voltage supply, but standard power sources can be risky. The Grothe GT 3139 S solves this by converting 230V mains to 8V or 12V AC, with an integrated mains switch for convenient control.

Who is it for

Electricians and DIY installers who need a reliable, switchable transformer for doorbells, chimes, or other low-voltage AC devices in residential or commercial settings.

Main features

  • Dual output: 8V AC (1.3A) or 12V AC (1A) selectable via terminal connections.
  • Integrated mains switch for easy on/off control without unplugging.
  • Safety transformer design with thermal overload and short-circuit protection.
  • Compact DIN rail mounting (2 modules, 35mm) for tidy distribution boards.
  • Screw terminals for secure wiring.

Specifications

  • Input voltage: 230V AC, 50/60Hz
  • Output 1: 8V AC, 1.3A
  • Output 2: 12V AC, 1A
  • Rated power: 15VA
  • Mounting: DIN rail, 2 TE (35mm)
  • Protection class: IP20
  • Overload protection: thermal
  • Short-circuit proof: yes
  • Operating temperature: -5°C to +40°C
  • Housing material: plastic

Tips

Select the appropriate output voltage based on your doorbell's requirements. The integrated switch allows you to disconnect power during maintenance without touching the mains circuit.

Specifications
Brand
Grothe
Category
Doorbell Transformer
EAN
4011459140496
Model
GT 3139 S
MPN
14049
On/off switch
Yes
Operating temperature (T-T)
-5°C to +40°C
Output current
1.3 A / 1 A
Output voltage
8 V AC / 12 V AC
Power
15 VA
Type
Safety Transformer
Weight
1 kg
Price history over the last 6 months
Grothe GT 3139 S Doorbell Transformer 8/12V 1.3/1A with Mains Switch 14049
Current
R1,249
Lowest
R1,229
Highest
R1,249
Change 24H
+R19   +2%
Week
—   
Month
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