Zapco ST-850XM 850 watt Class D Subwoofer Amplifier

Mono subwoofer amp
850w @ 1 ohm
400w @ 4 ohm

Description

ST-850XM  Mono Class D Subwoofer Amplifier

Mono subwoofer amp
850w @ 1 ohm
400w @ 4 ohm

Features and Functions

  • Single channel, Class D,  Bass Amplifier
  • Compact chassis
  • Variable input gain control
  • Variable electronic crossover
  • Variable subsonic filter
  • Variable bass boost control
  • Variable centre frequency for bass boost
  • Variable phase control
  • Strappable to use a pair of amps on a single voice coil
  • Dash mount remote gain control

 

Specifications

  • Power @ 1Ω: 1 x 850 watts
  • THD @ Rated Power  < 0.2%
  • Power @ 2Ω: 1 x 600 watts
  • Power @ 4Ω: 1 x 400 watts
  • Signal to Noise Ratio > 85dB
  • THD + Noise < 0.2%
  • Efficiency > 85%
  • Frequency Response 10Hz to 200Hz ±1dB
  • Input Sensitivity .25v to 5v
  • Dimensions in mm: 160(W) x 52(H) x 301(L) Overall: 160(W) x 52(H) x 326(L)

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