Parameter information

On-board power supply--


Sky-port size

134*92*97 mm



Over temperature protection

80 ℃

Overcurrent protection

Automatic protection of airborne power supply when output current > 65A

Ground system--


Ground end dimensions



13kg(including cable)

Power Rating

Rated 3.0KW

Carrying Method


Ground placement

2 Folding brackets

Cable length


Rated input voltage

AC 220 V±10%

Operating temperature


Adapt to

Matrice 300/350 RTK


Tether Power Supply System

czi’s new generation tether power supply system - TK300 is coming with fully upgraded. The weight is significantly reduced, the IP protection level increased, two transportation mode is flexible and easy to use in various special scenes. The unique foldable waterproof stand, combined with working lighting to make the power system easily satisfies the night operation. TK300 includes two parts: power supply drone end and integrated power supply ground end. The TK300 can convert single-phase or three-phase AC power into DC high voltage and transmits it to the onboard power supply through a high-performance nickel alloy power supply cable to continuously supply power to the drone. With manual and automatic cable retrieve options, highly integrated ground power supply, high-performance power supply cable, and automatic cable retrieve device. It is light, portable, and highly protective. It can effectively reduce the impact and bending of the cable, and the cable is convenient to be retracted and released. TK300 tether power supply system adapts to DJI’s full range of industrial drones, providing up to 80 meters(customized 110 meters) of the power supply cable. It can combine with czi illumination light and high-power gimbal searchlight and so on to fulfill the need for long-time and large-area emergency lighting, monitoring and rescue scenes.

Learn more