Arachnid Series 1,800w Class A/B Full Range Amplifier

RMS Power @ 2Ω 225 x 4
RMS Power @ 4Ω 180 x 4
RMS Power @ 4Ω Bridged 450 x 2
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Arachnid Amplifiers are the next step in performance and value. Taking advantage of our tried and true class A/B Full Range and improved efficiency Class D Monoblock platforms, Arachnid Amplifiers continue down the road of reliability and longevity you know well. Arachnid models include 4 Channel & Class D Monoblocks up to 8,000 Watts.

  • 2-ohm Stereo & 4-ohm Bridged Full Range Operation
  • Military Grade PCB w/ PWM MOSFET Power Supply
  • Direct Short, Thermal, & Overload Circuit Protection
  • High/Speaker Level & Low Level/RCA Input
  • 200mV-6V Low Level RCA Input
  • Pre-Amp Low-Level RCA Outputs (Select Models)
  • 4g Power Wire & 8g Speaker Wire Outputs
  • Variable 12dB High & Low Pass Crossovers
  • 12dB Bass Boost Increases Low Octave Harmonics


Max Power (Watts) 1,800
RMS Power @ 1Ω N / A
RMS Power @ 2Ω 180 x 4
RMS Power @ 4Ω 225 x 4
Bridge @ 4Ω 450 x 2
Remote Gain Control N / A
Low Pass Filter 50 – 250KHz
High Pass Filter 120 – 3KHz
Bass Boost 0-12dB
Bass Boost Frequency 50Hz
Subsonic Filter N/A
Frequency Response 20-20KHz
S/N 95dB
Input Sensitivity 0.2-6V
THD <1%
Operation Voltage 9-16V
Fuse Rating 2x35A
(8.50″W x 2″H)


Owner’s Manual [PDF]