You have no items in your shopping cart.

Product was successfully added to your shopping cart.

Formula 4 Ch 1000W Car Stereo Speaker Sub Amplifier Amp MACH-5231

Be the first to review this product

Quick Overview

Formula 4 Ch 1000W Car Stereo Speaker Sub Amplifier Amp

Availability: Out of stock



  • 1000w 4 channel amplifier with dual VU output level meters

  • Mosfet Power supply

  • 4, 3, 2 channel output switch

  • 250 watts x 4

  • 350w RMS RATED

  • Bridgeable to 500 watts x 2

  • Complete crossover system built in with high pass, low pass, and full pass

  • High Pass Crossover is adjustable from 50 HZ - 1 KHZ

  • Low Pass Crossover is adjustable from 30 HZ - 250 HZ

  • Built in dual adjustable bass boost from 0 - 12 dB

  • High / Low impedance input

  • Input sensitivity control

  • Variable Bass Boost

  • 2 ohm stable stereo mode

  • 4 ohm stable in bridged mode

  • Power and Protection LED Indicator

  • Temperature and short circuit protection

  • RCA & Terminal Connectors

  • Delay Turn On Option

Additional Information

Model MACH-5231
Brand Unbranded/Generic
Condition New
Number of Channels 4 Channel
Peak Power 1000 Watts
Bridged Power 500 watts x 2
Crossover high pass, low pass, and full pass
High-Pass Filter 50 HZ - 1 KHZ
Low-Pass Filter 30 HZ - 250 HZ
Bass Boost dual adjustable 0 - 12 dB
Warranty 1 Year (by Manufacturer)

Product Tags

Use spaces to separate tags. Use single quotes (') for phrases.

  1. Be the first to review this product

Write Your Own Review

Only registered users can write reviews. Please, log in or register

1 Business Day

Vortex Audio Shipping Policy

  • We offer FREE standard shipping on all our items with NO minimums, for all orders shipped to a physical address within the continental US (faster shipping methods may be available for additional fee).
  • Free Shipping is only for physical addresses within the continental 48 United States. Please contact us for a shipping quote for shipping to APO/FPO/PO BOX or to any destination outside of the 48 continental US states, including international locations (restrictions apply).
  • Delivery times, when specified, exclude weekends, holidays and handling. Delivery dates are estimated on previous shipments, and may slightly vary (unfortunately we cannot guarantee delivery times).
  • Most of our items are shipped via FedEx, UPS or USPS (we may, at our own discretion, switch shipping methods and shipping carriers with similar or better delivery time).
  • We only ship to the address provided at the time of checkout, the address cannot be changed after placing an order (please verify the shipping address before confirming your payment).
  • Some of our items cannot ship to APO/FPO/PO Boxes and/or Internationally. Please contact us before making a purchase to confirm if the specific item can be shipped to your destination.
  • International Buyers Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to placing an order.