Alfatronix AD115 HYT785 AC – DC Convertor 230 V – 12 V (HYT MD785)


  • Suitable for Hytera MD Series Radios
  • Casework: Anodized Aluminium, Glass-Filled Polycarbonate
  • Protected by Input and Output Fuses


An extremely rugged switch mode mains power supply with a built-in cooling fan for mobile radio base stations. Output 13.6 V DC @ 9 A. Supplied with mains lead with 13 A plug and crimp connectors for output lead.

A battery can be connected to the rear of the unit to maintain power in the event of a mains failure.

This model is suitable for Hytera MD series radios. This unit is so reliable that it is supplied with the manufacturer no-quibble lifetime warranty.

Please note radio and desk microphone in the image is for illustration purpose only.

Special features:

  • Input Voltage Range: Auto-select, 85 – 135 V AC and 170 – 265 V AC, 50 Hz / 60 Hz
  • Output Voltage & Current: 13.6 V DC. Worst case limits are +/- 4%, 108 W (9 A)
  • Output Noise: < 50 mV pk-pk at continuous load
  • Power Conversion Efficiency: Typically 83%
  • Isolation Between Input and Case/Output: 1.5 kV AC / 3.0 kV AC RMS
  • Isolation Casework to Ground: Connected directly to mains input ground
  • Normal Operating Temperature: 25°C to +30°C / +30°C to +70°C de-rate linearly to 0 A
  • Storage Temperature: -25°C to +100°C
  • Max Case Temperature: 70°C at full load with 25°C ambient
  • Operating Humidity: 95% max, non-condensing
  • Casework: Anodized aluminium, glass-filled polycarbonate
  • Connections: Input – IEC-320 C14 socket, C13 terminated cordset
  • Output: 6.3 mm push-on blade terminals
  • Ground: 6.3 mm push-on blade terminals, adjacent to output (additional external ground if required)
  • Output: Indicator Green LED mains output on
  • Orange LED battery back up mode
  • Mounting Method: By rubber feet on base and direct attachment to radio above
  • Safe area protection: Over current – Limited by the current sensing circuit
  • Overheat: Limited by the temperature sensing circuit
  • Transients: Protected by filters and rugged components
  • Catastrophic failure: Protected by input and output fuses
  • Approvals: 2014/30/EU The general EMC directive
  • 2014/35/EU The low voltage directive
  • 93/68/EEC The CE marking directive
  • Tested to: EN60950, EN55022, EN61204-3
  • Markings: CE