> \
  • Home
  • /
  • Shop
  • /
  • Bolec ST -4 Electrical Turbo Timer 12/24V

Bolec ST -4 Electrical Turbo Timer 12/24V


Bolec Electronics ST-4 Electrical Turbo Timer 12/24 volts Turbo Timer:

  1. Easy installation
  2. Zero power draw when ignition is off
  3. 8 time duration options (10 seconds to 6 minutes)
  4. Illuminated cancel switch
  5. Indicator for activation and countdown
  6. 25-second automatic activation

Important Information:

  • Disconnect the vehicle battery before installing the turbo timer
  • The turbo timer GND wire must be connected to an effective vehicle earth
  • The turbo timer parking brake wire must be connected to the vehicle parking brake wire or earthed directly to the timer to operate
  • Operating voltage: 10 to 28 VDC
  • Maximum current drain: 10 A
  • If the maximum current drain can not be determined, install an extra relay as per instructions

Size – 12x10x2.7cm, Weigfht – 250g

Instruction Manual: Download PDF

ST-4 Electrical Turbo Timer 12/24V


  1. Easy to install
  2. Zero current draw when ignition is off
  3. 8 options for time duration – from 10 seconds to 6 minutes
  4. Illuminated pushbutton switch to cancel timer
  5. Illuminated pushbutton indicates when activated and counting down
  6. Activates after 25 seconds

Additional Information

Weight0.25 kg
Dimensions12 × 10 × 2.8 cm


Instruction Manual: Download PDF


Bolec Electronics

Founded in 1978, Bolec Electronics has developed a portfolio of over 80 products and a reputation that survive and thrive in some of Australia's harshest environments. Bolec Electronics is the OE supplier to some of the world's largest truck and engine manufactures.

Premium quality

Easy to install


Designed and made in Australia