Stetsom IR 400.4 Compact Digital Multi Channel Amplifier 4 Channels 400 W Full Range

Output Impedance
  • 2 Ohms




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All orders are shipped with a UPS tracking number within 1 business day.
Always free 5-day shipping for orders over US $59.
During sale periods and promotions the delivery time may be longer than normal.

Give us a shout if you have any other questions and/or concerns.
Phone: +1 (786) 743-0031
Stetsom Store will accept exchanges and returns of all products within 30 days of the date of purchase.

Your return will usually be processed within a week to a week and a half. We’ll send you a Return Notification email to notify you once the return has been completed.

For more information on Returns access our Return Policy.

1 Business day handling processing time

Free USA shipping on all orders over $59

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The Iron Line Series amps feature the most compact and enhanced design in the market, while offering high fidelity sound in bass, mid and highs.


  • Number of Channels: 4
  • RMS Power at 2 Ohm 13.8V: 4 x 100W RMS
  • RMS Power at 4 Ohm 13.8V: 4 x 60 W RMS
  • Power @ 13.8V Bridge 4 Ohms: 2 x 200W RMS
  • Supply Voltage: 9 ~ 15V
  • Frequency Response: 10Hz ~ 30 KHz
  • Crossover Low Pass: 90 Hz
  • Crossover High Pass: 90 Hz
  • Signal to Noise: > 90 dB
  • Harmonic Distortion: > 0,03 % THD
  • Input Sensitivity: 200 mV
  • Input Impedance: 20K Ohms
  • Impedance Output: 2 Ohms Stereo / 4 Ohms Bridge
  • Consumption with Musical Signal: 16 A
  • Consumption with Bass Signal: 32 A
  • Dimensions (H x W x D): 52 x 127,5 x 11
  • Weight: 1.2 lb / 0.6 kg

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