• Zapco ST-1650XM III LE mono bass amplifier with gold top plate
  • Zapco ST-1650XM III LE amplifier, view 2
  • Zapco ST-1650XM III LE amplifier, view 3
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Zapco ST-1650XM III LE Mono Class D Bass Amplifier

Zapco ST-1650XM III LE Mono Class D Bass Amplifier

The Zapco ST-1650XM III LE is a mono Class D bass amplifier that makes 1 x 1600 W at 1 ohm, 1 x 1150 W at 2 ohms and 1 x 800 W at 4 ohms. Two can be strapped together to drive a single voice coil, so you can double your output later by adding a second amp.

Part of the Zapco ST-X III Series.

Highlights

  • Single-channel Class D bass amplifier in the new ST-X III LE aluminum chassis
  • Variable input gain, electronic crossover and subsonic filter
  • Bass boost with adjustable level and center frequency, plus variable phase
  • Strappable: link two identical amps to drive one voice coil and double the power
  • Dash-mount remote gain control included

Best for

Powering a single subwoofer or a pair in a daily driver. For more output, step up to the ST-2000XM III LE.

Specifications

Type Mono Class D
Power, 1Ω 1 x 1600 W
Power, 2Ω 1 x 1150 W
Power, 4Ω 1 x 800 W
THD at rated power < 0.2%
THD + noise < 0.2%
Signal-to-noise ratio > 85 dB
Efficiency > 85%
Frequency response 10 Hz – 200 Hz ±1 dB
Input sensitivity 0.25 V – 5 V
Dimensions, net (W x H x L) 160 x 58 x 375 mm
Dimensions, overall (W x H x L) 160 x 58 x 400 mm

Download the Zapco ST-X III owner's manual (PDF)

Why buy Zapco from ShopAlumapro

ShopAlumapro is an authorized Zapco dealer. Orders of $499 or more ship free, and we can install your Zapco amplifier at our shop in Cary, Illinois. See installation or talk to us about your build.

$499.99 USD
$499.99 USD
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