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Series 12040 DC converter

Eaton’s 12040 Series DC Converter provides 24V power in a 12V system, which requires 24V power. The 12040 Series DC Converter provide an output current of 40 amps, has an enable turning on the converter and is IP67 sealed.


  • Easily implemented into a system providing 24V power from a 12V input allowing use of 12V and 24V components on a vehicle
  • Allows use of 24V electrical components in a 12V electrical system providing greater system flexibility
  • With a low standby current of 0.7mA power is not used by the DC Converter when it is not required.
  • Clean output power able to power sensitive loads including radios and controllers
  • Proven reliability with over 500,000 fielded units


  • 40A & 55A models available
  • Output voltage offset to increase the output voltage
  • DC converter with fixed output voltage
  • Powder coated housing
  • Battery Equalizer with output voltage of twice the input voltage

Standards & Certifications

  • SAE J1455, J1113, CISPR 25, E mark, RoHS
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