Stinger SPX350X2

Compact weather-resistant amplifier delivers massive power with minimal size, extreme durability built to withstand harsh powersports applications and beyond.

Sound Garage, your Authorised Stinger Dealer, Stockist and Installation Centre.




Stinger SPX350X2

2 Channel Power Sports Amplifier

350w Amplifier


Your active lifestyle shouldn’t stop you from enjoying your music. Stinger’s SPX350X2 amplifier offers amazing sound quality with the robust construction and marine safety.

What makes it marine safe? The IPX-4/5 weather-resistant design means installing this into your boat, jet ski and ATV where water or moisture may be an issue is no longer a problem.

Don’t have a head unit but want to play your music?
The SPX350X2 includes a remote mountable volume control so you can adjust your music level on the fly. Simply package that with the iSimple Musicstream (PACIS23 – available separately) and you have Bluetooth playback without the need for a head unit.

Want control at your fingertips?
Check out the Install bay MTIBR65 you can have remote control of your music playback from your Bluetooth device plus AUX audio input (available separately)

We highly recommend the use of the Stinger complete marine amplifier installation kit when using the SPX350X2 in marine or exposed installations.
With its marine-grade jacket, true copper cable and industry first siamese pair dual power and ground wire in the one harness makes installation a breeze and delivers the best power support to your amplifier.

Stinger PowerSports Marine Wiring Kits can be found here.
These are available separately talk to one of the team members at Sound Garage for the right kit for your application.


Stinger SPX350X2 - Features

  • Perfect for motorcycles, ATV, marine and mobile applications
  • 2 Channels of Power!
  • Small footprint with a low profile
  • IPX-4/5 weather-resistant design
  • Full range Class D
  • Unregulated power supply
  • Aux RCA output (to link to additional amplifiers)
  • Diecast endcaps with removable mounting feet
  • Volume control with mute feature


Stinger SPX350X2 - Specifications

Preamp Inputs: 2 Channel

Rated Continuous (RMS) Power at 14.4V:
4 Ω – 125 W x 4 RMS
2 Ω – 175 W x 4 RMS
Bridged 4 Ω – 350 W RMS
Preamp Outputs: 2 (Link to Another Amplifier)

High and Low Pass Crossovers: 12dB per Octave
Low Pass Crossover Range: 40Hz to 400Hz
High Pass Crossover Range: 40Hz to 400Hz
Low-Level Input Range: 200 millivolts to 8 volts
High-Level Input Range: 400 millivolts to 12 volts
Lowest Recommend Load: 4 ohm Bridged or 2-ohm Stereo
Typical Efficiency: 80%
Damping Factor Greater than 200
Recommended Fuse Size: 30 amp
Power/Ground Wire Size: 8 Gauge

Weights & dimensions
Dimensions: 215mm L x 130mm W x 41mm H


Sound Garage, your Marine Audio Specialist and Installation centre in Brisbane's Northern Suburbs


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