2*300W TPA3255 Stereo Digital Amplifier Board High Power BTL Mono 600W Audio Sound AMP Subwoofer Hifi for Speakers

Power amplifier chip

original TPA3255

Product model:

ZK-3002

Adapted power supply

The working voltage range is 18-50VDC, with a limit of 53V. It is recommended to use a DC power supply with a voltage of 36-48V
and a current of 10A or more. The higher the voltage, the greater the output power.

Adapted speaker

3-8 ohms, 50-300W in BTL dual channel mode 

Cooling method

Temperature controlled automatic air cooling, or manually selecting the fan to keep running

Gain selection

Potentiometer 10 level adjustment, 26dB-36dB

Bridge connection method

First, turn off the power, turn the 1st dial switch to the ON position, short-circuit the output end R+L+in parallel, and
short-circuit the output end R-L in parallel.

Maximum power

In BTL mode, 2* 300W@50V4 Ω, 160W@50V8Ω; 

Protection mechanism

Input undervoltage, overheating, overcurrent, short circuit protection. No input anti reverse protection, positive and negative
poles cannot be reversed!

Product size

125 x 65 x 38mm

Product weight

Net weight: 254g