Have a Question? Ask Our Experts!
Add To Wish List


System Type 50 w per channel (8 ohm) class D amplifier
Frequency Response 20 Hz-20 kHz
Max gain 34 dB (8 ohm)
Power per channel @< 1 %THD 50 watts (8 ohms) 65 watts (4 ohms)
Bridged mono power@< 1 %THD 90 watts (4 ohms)
Power supply requirement 32vDC,3.75A
Signal to noise ratio > 83 dB (50 watts)
Input impedance 47 kohm
Height 30.5 mm (1.2 in.)
Width 99.1 mm (3.9 in.)
Depth 101.6 mm (40 in.)
Weight-amp only 0.26 kg (0.56 lbs)
Packaging One per box
Included accessories Power supply stereo RCA female to mini male adapter, pole/ surface mount adapter, two male 4 pin euroblock connectors and two 3-pin euroblock connectors.
Optional accessory (SD-250) Rack mount adapter (AC-SD-250-RMA)
Regulatory-CE Approved
RoHS Approved

The SD250 is a 2-Channel Class D Mini Amplifier with Built-In EQ with 34 dB maximum gain with 2x 50W output & three operating modes: stereo, mono or bridged mono. It features three SolidDrive EQ settings for wood, drywall, and glass, as well as a full-range flat option (no EQ). Three (3) user- definable inputs: stereo unbalanced mini jack, balanced stereo euroblock, or high-level euroblock. It ensures auto-standby signal detecting to conserve energy. It features Rugged aluminum housing.

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




Autorized Dealer provides the following benefits:

  • 100% Authentic products and Accessories
  • Manufacturer Warranty & Product Registration
  • Comprehensive Products Training and Knowledge
  • After Sale Technical Support by Certified Professionals
  • Commitment Outstanding Service and Support

Our perks

Great Prices and Exclusive Offers Every Day
Same-day Shipping if Order Placed by 12:00PM PST
Free Expedited Shipping*
We Ship Internationally
Ask Professional Advice via Online Chat, Email, or Phone
Free Technical Support for All Products
30-day Price Match Guarantee
60-day Money Back Guarantee

Connect with us

Join our community! Stay on top of all the latest technology, industry events, and consumer electronics content from around the web.

Sales & expert advice 1.888.660.2962

Live chat