Jensen A220 Amp Manual Official

Connect directly to the positive battery terminal. A fuse must be installed on this wire within 18 inches of the battery to protect the vehicle's electrical system.

Capable of outputting 250 Watts into a 4-ohm load.

Stable down to 2 ohms in stereo mode ; however, a minimum of 4 ohms is recommended when bridged to prevent damage. Jensen A220 Amp Manual

Use the Low-level (RCA) inputs for the best audio performance. If your factory head unit lacks RCA outputs, high-level speaker wire inputs can be used. Safety & Maintenance Tips owner's manual - Jensen Mobile

Connect this to the head unit’s amplifier turn-on lead or power antenna output to ensure the amp powers on with the radio. Connect directly to the positive battery terminal

Following standard Jensen amplifier protocols is essential for safe operation:

While official modern documentation is limited, historical data and expert overviews highlight the following specifications: Rated at 100W x 2 channels (Max). Stable down to 2 ohms in stereo mode

Attach the ground wire to a clean, unpainted section of the vehicle's chassis. Keep this wire as short as possible—ideally under 36 inches.