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TruAudio ST-10-PAK SubTerrain 10" Underground Subwoofer With 350W Amplifier Package

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Usually dispatched onto Courier Transport within 24-36hrs. Transit time location dependent.
Calculated at checkout

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Product Description

12 Month Australian Warranty
Australian Model
Technical Support 1800 818 360

Overview Specifications What's In The Box Video

Key Features

 10" Injected Polypropylene Woofer

 4 ohm Impedance; 40 - 80k Hz Frequency response

 250 watts Amplifier power, 88 dB Sensitivity

 Water tight, small footprint & hidden in the landscape

 Provides low frequency bass covering about 232 square meters

 350 W/Ch @ 4 ohms; 250 W/Ch @ 8 ohms (per channel) Amplifier


TruAudio ST-10-PAK SubTerrain 10" Underground Subwoofer With 350W Amplifier Package

 Amplifier  Subwoofer
Download Brochure Download Brochure Download Manual


SubTerrain 10" underground subwoofer, green and TRU-S350xi subwoofer amp. Delivers high output at 250 watts for extra low end in an outdoor environment.


Bigger Volume

Maximum Airflow Port Tube - unique flared design at both ends optimizes airflow to generate maximum sound.


Deeper Bass

Balanced Dual Air Chambers - tuned specifically for its Bandpass enclosure and properly balanced to enhance performance of 10” injected poly driver for deep, rumbling bass.


Greater Sound Dispersion

Exclusive Soft Curve Cap - projects sound throughout the surrounding area rather than sending it back into the ground like other underground subs. 2,500+ square foot omnidirectional sound.


Smaller Footprint

Less Than 19” Long - Enjoy big, booming sound with the smallest landscape footprint in the industry.


Package includes



Color Yellow
Finish Dimensions 18.9" (480mm) L 16.5" (420mm) W 28.7" (730mm) w/port
Cutout Dimensions No
Speaker Type Underground Subwoofer (passive)
Enclosure Fiberglass reinforced plastic (FRP)
Driver 10" Injected polypropylene woofer, long throw
Power 20-250 watts
Impedance 4 ohm
Inputs No
Outputs No
Sensitivity 88dB (2.83V @ 1 meter)
Crossover No
Frequency Response 40-85 Hz +/-3db
LP Frequency Range No
Amp Protection No
Controls No
Grill No
Finish No
Mono Channel Subwoofer Amplifier
Finish Dimensions No
Color Black
Damping Factor No
Bridge Power Output No
Channels Mono channel
Channel Seperation No
Input Requirements 115VAC 60Hz / 230VAC 50Hz
Frequency Range 20 - 200 Hz 
Harmonic Distortion 0.05% @ 20 - 200 Hz (8 ohms)
Input Impedance 20k ohms
Trigger Out No
Input Sensitivity No
Power Output 250 watts @ 8 ohms 350 watts @ 4 ohms
Trigger In 12v
Signal to Noise Ratio -100 db
Rack Space 2U


What's In The Box

  • Subwoofer Enclosure
  • Rubber Sleeve
  • Sound Port
  • Sound Cap
  • Silicone Filled Wire Nuts
  • Mono channel amplifier
  • Power cord
  • Instruction manual


Optional Accessories



Warranty Information

12 Month Australian Warranty
- 1 Year on outdoor products, electronic products and components.

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