Mackie Mackie SRM1850 18" Powered Subwoofer

Code: Mackie SRM1850 18" Powered Subwoofer
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Mackie SRM1850 18 Inch Active Subwoofer Speaker

The Mackie SRM1850 18" active PA subwoofer, provides 1600 watts of unbeatable sub performance and is constructed to take plenty of punishment on the road. The SRM 1850 delivers unbeatable low end power to dominate any venue, ensuring that the whole crowd will feel every beat through their chest. Thanks to the reliable Mackie design, the SRM1850 active subwoofer has near zero distortion, even at loud volumes. 

Integrated Processor

With an onboard digital processor, users are given all the control they need to get the best out of their sound system. The intuitive one-touch control processor includes a bright OLED screen for easy operation whilst a precise digital crossover delivers an optimal performance with any loudspeaker.


  • 1600W peak power paired with custom high-output 18'' woofers
  • Robust all-wood, internally-braced cabinet delivers professional-grade road-worthiness & near-zero distortion even at high volume
  • Front ported for maximum low-frequency extension & punch
  • Stereo XLR inputs plus stereo XLR full-range & high-pass outputs
  • Integrated digital crossover with variable control & presets for SRM loudspeakers
  • Smart Protect DSP offer amplifier/driver protection
  • Integrated cup for pole mounting full-range loudspeakers


  • Acoustic Performance
    • Frequency Response (-3 dB): 40Hz - 120Hz
    • Frequency Response (-10 dB): 35Hz - 150Hz
    • Max Peak SPL: 132 dB
    • Crossover Point: 60Hz - 120Hz (Variable)
    • Slope: 3rd Order HP, 4th Order LP
  • Transducer
    • Woofer Diameter: 18''
    • Voice Coil Diameter: 3''
    • Subwoofer Diaphragm Material: Paper
    • Magnet Material: Ferrite
  • Power Amplifier
    • Output: 800W RMS / 1600W Peak
    • Rated THD: <1 Percent
    • Cooling: Convection
    • Design: Class D
  • Input/OutputLine Input Power: EU Detachable Line Cord: 200-240 VAC, 50/60Hz, 200W
    • Input Type: Female XLR Balanced Differential (Stereo Left/Right)
    • Input Impedance: 20kΩ Balanced, 10kΩ Unbalanced
    • Full Range Outputs: Male XLR Balanced
    • High Pass Outputs: Male XLR Balanced
  • AC Connector: 3-Pin IEC 250 VAC
  • Power Supply Type: Switchmode
  • Safety Features
    • Input Protection: Peak and RMS Limiting, Power Supply and Amplifier Thermal Protection
    • Display LEDs: Defeatable Front Power On, Front Load Power Limiter, High Pass Mode, Input Signal
  • Construction FeaturesWeight: 29 kg
    • Cabinet: 18mm Poplar Plywood
    • Finish: High Durability Black Paint
    • Handles: One On Each Side
    • Grille: Powder-Coated 16 Gauge Steel
  • Dimensions
    • Height: 572 mm
    • Width: 565 mm
    • Depth: 608 mm

Delivery to UK mainland addresses* is FREE for orders of £75.00 or above. A small charge will be made for orders under this amount.

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