OSD Audio SMP200 Mono Subwoofer Amplifier - 200W

OSD Audio  |  SKU: SMP200

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Sale price £399.00 Regular price £499.00
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Description

Delivering deep, controlled bass for home cinema and audio systems, the OSD Audio SMP200 is a compact yet powerful mono-channel subwoofer amplifier.

Designed to drive passive subwoofers with precision, this high-efficiency Class D amplifier outputs up to 200W of low-frequency energy, ideal for enriching your music, movies, or gaming experience.

Whether you're upgrading your home theatre setup or powering an in-wall or in-ceiling subwoofer, the SMP200 ensures tight, distortion-free bass.

Built for flexibility and performance, it features both line-level and speaker-level inputs, an adjustable low-pass filter, and a variable phase control to fine-tune bass response.

Its compact design allows for discreet installation, making it perfect for media rooms, lounges, or dedicated cinema spaces.

FEATURES

  • 200W Peak Class D Power: Efficiently powers passive subwoofers with up to 200W for deep, room-filling bass.
  • Compact Design: Easily fits into AV cabinets or tight spaces, perfect for home installations without clutter.
  • Variable Crossover Control: Tailor the subwoofer’s output with an adjustable low-pass filter (30Hz–150Hz) to seamlessly blend with your main speakers.
  • Speaker & Line-Level Inputs: Flexible connection options for compatibility with most home audio systems.
  • Auto Signal Sensing: Automatically turns on when it detects an audio signal and powers down when inactive, improving energy efficiency.
  • Phase Adjustment Dial: Adjust phase (0°–180°) to align your subwoofer with other speakers, ensuring optimal sound integration.
  • High Current Output: Capable of driving 4-ohm subwoofers for more power and performance in demanding setups.
  • Front Panel Volume Control: Easily adjust the subwoofer level without reaching behind AV furniture.
  • Protection Circuitry: Built-in safeguards against overheating and short circuits maintain system longevity.
  • Gold-Plated Terminals: Ensures secure, corrosion-resistant connections for reliable long-term use.

Specifications

  • Amplifier Type: Subwoofer
  • Amplifier Class: Digital Class D
  • Channels: 1
  • Power Output: 200 Watts @ 4 Ohm
  • Power Output: 120W RMS @ 8 Ohm w/ 240W Peak
  • Power Output: 200W RMS @ 4 Ohm w/ 400W Peak
  • Frequency Response: 20Hz-160Hz +/-1dB THD: 1%
  • Variable Crossover: 35Hz-160Hz
  • Variable Phase Switch: 0 To 180 Degrees
  • Impedance: 8 Ohm And 4 Ohm Stable
  • Signal To Noise Ratio: 95dB
  • 12V Trigger Mode
  • Inputs: Speaker (High) Level / Signal (Low) Level RCA
  • Dimensions (L x H x D): 216mm x 44mm x 249mm
  • Weight: 3.0kg
  • Warranty: 2 Years

What You Get

  • 1 x SMP200 Amplifier
  • 1 x Power Cable

Downloads

Payment & Security

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Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

2 Years Warranty + 60 Day Returns

K&B Audio are authorised retailers for OSD Audio. Your purchase comes with a 2 Years warranty, expert help on hand and you get 60 day returns window in case you're not 100% happy with the product.

Frequently Asked Questions

Do you price match?

Yes, we will try our best to price match for you - but as a small independent company, we can't always guarantee it.

Please submit a price match request here.

We will price match where possible provided that the competitor is a like for like UK VAT registered company, they must be an authorised retailer, the product must be in stock and not on clearance.

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