Piktronik d.o.o. has successfully obtained the ISO 9001:2015 certification of its Quality Management System for the development, production and sale of electric and electronic systems.



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4Q controller for permanent magnet DC-motors

Battery voltage: 24 to 48 V
Peak motor current: up to 260 A
Max. power: 8,6 kW
IP rating: IP44


  • Optimized for operation in electrical boats
  • Four quadrant operation
  • Noiseless
  • State of the art solution - microcontroller based
  • Powerful diagnostics and self-test functions
  • Compact size
  • Fully intergrated (including contactor, heatsink and fan)
  • Low weight and ruggedized construction

Approvals: CE, TÜV (Nr.: Z1 99 11 37862 001)


Type PD3/S-24V PD3/S-48V/180
Nominal battery voltage 24 V 36 V - 48 V
Peak motor current 260 A 180 A
Nominal motor current 100 A
IP rating IP21
Size (L x W x H) 255 x 190 x 130 mm
Weight 3,5 kg

Typical connection diagram: pdf