AudioControl ACX-300.1 300 Watt All Weather Amplifier

SKU: ACX-300.1

Sale price$239.00

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Product Highlights


  • High-/Low-Level Inputs: The ACX-300.1 amplifier has inputs that can accept both high- and low-level signals, offering flexibility for different setups.

    • Low-Level Input Range: 500mV - 6Vrms
    • High-Level Input Range: 1Vrms - 12Vrms

  • AccuBASS: The patented AccuBASS circuit enhances bass performance, compensating for factory bass roll-off. It includes controls for Threshold and Level adjustment.

  • Crossovers: The amp features a low-pass filter with selectable crossover points at 80Hz, 120Hz, or Bypass.

  • Gain Maximized LEDs: The Gain control helps set the output level, and Maximized LEDs indicate when the signal reaches optimal performance to prevent distortion.

  • GTO (Great Turn On) Signal Sense: This feature automatically turns on the amplifier when an audio signal is detected, ideal for factory or aftermarket systems without preamp outputs.

  • Optional Wired Remote Control: You can connect an optional ACR-1 wired remote (sold separately) for convenient control.

  • All-Weather Construction: The amp is designed to withstand outdoor environments with an IPX6 waterproof rating and a removable cover plate for protection against dust and moisture ingress.

  • Wire Harnesses: The amp includes built-in wire harnesses for added weather resistance, including audio inputs, speaker outputs, power/ground/remote, and an option to create a custom power/ground harness.
  • Mounting: Built-in mounting flanges and pre-drilled holes provide versatile mounting options, making it easy to install in different locations.


The AudioControl ACX-300.1 all-weather amplifier is the ultimate powerhouse for outdoor adventures! Whether you're on a boat, ATV, or motorcycle, this amplifier is the perfect companion for all your audio needs. With an impressive power output of 175 watts RMS in a 4Ω load and 300 watts RMS in a 2Ω load, it delivers crystal-clear, high-fidelity sound and is designed to withstand harsh outdoor environments. With both RCA line-level and speaker-level inputs, easy installation, and compact size, the ACX-300.1 is ready to elevate your outdoor audio experience to the next level. Upgrade now and rock your next adventure with AudioControl.

What's In The Box
  • Mono amplifier (attached 12" power/ground/input/output harnesses)
  • 7" Power & ground harness (10 ga.)
  • 7" Speaker output harness
  • 16.5' ACR-1 Remote Level Control cable w/ a RJ-14 plug on one end and a male
  • 3.5mm plug on the other end (ACR-1 Remote Level Control not included)
  • Power & ground connector (empty)
  • 2 Crimp-on terminals for power & ground harness
  • Harness locking pin
  • 2 Rubber grommets
  • Four 3/4" screws
  • User Guide 


Preamp/Speaker-Level Inputs

 2 (RCA)

Preamp-Level Voltage Range

500mV - 6Vrms

Speaker-Level Voltage Range

1Vrms - 12Vrms

Continuous Output Power (14.4V)

4Ω: 175W RMS x 1

2Ω: 300W RMS x 1

Frequency Response

26Hz - 22kHz

Signal-to-Noise Ratio

102dBA, Ref 50W @ 4Ω



Low-Pass Crossover

12dB/octave Linkwitz-Riley, 80Hz/120Hz/Bypass

Weather-Proof Rating









7.2 lbs

Warranty Information

We have a 30-day easy return policy for all purchases.

We provide a shipping label for defective products upon your return request at no cost. Non-defective products will not receive a shipping label and the consumer will be responsible for all shipping costs.

Stinger products are warrantied against defects in materials One (1) Year from purchase date. Stinger will, at its discretion, replace any products that exhibit defects in materials and/or workmanship during the warranty period. Assessments of defective parts are performed before replacements are shipped or refunds are released.

Please hold on to your order confirmation! All warranty service requires original sales receipt documentation with Order Number. The warranty only applies to the original purchaser.

Note: Products purchased from unauthorized dealers are not covered under warranty.

Warranty Limitations
Units found to have physical or liquid damage caused by use abuse or improper installation may be void of warranty.

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