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QSC CX254 170W 4-Channel Amplifier

Model: QSC CX254

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About: QSC CX254 170W 4-Channel Amplifier

The QSC CX 4-channel series is a line of four channel amplifiers designed for installation applications requiring premium sound quality and high output. Recognized by sound contractors worldwide for their reliability, CX 4-channel amplifiers feature PowerLight™ power supply technology reducing weight, eliminating AC mains hum and improving audio quality. The highly efficient power supply also draws less power and produces less heat resulting in added energy savings. CX 4-channel amplifiers also feature advanced amplifier control and monitoring via the Q-SYS™ network audio platform.

CX254 Features:

  • Compact size — only 2 RU and 14" deep for reduced rack cost and floor space
  • Bridgeable channels 1 + 2 and 3 + 4, for maximum flexibility
  • Active inrush limiting eliminates AC inrush current, removing the need for expensive power sequencers
  • HD15 DataPort connector for Q-SYS networked control and monitoring
  • Custom integrated security cover for tamper-proof installations
  • Variable-speed fan for low noise
  • 1-dB detented gain controls for fast and accurate gain settings
  • Detachable Euro style input connectors
  • DIP switch control for clip limiters, high pass filters, bridge mono and parallel operation
  • Exclusive PowerLight switch-mode power supply technology for high performance and compact size
  • Selectable high-pass filters protect speakers and prevent speaker transformer saturation with minimal effect on program material (50 Hz or 75 Hz)
  • Comprehensive front panel indicators including signal, clip, protect and QSC's exclusive bridge mono and parallel input LEDs
  • Barrier strip output connector
  • Comprehensive protection circuitry including DC, infrasonic, thermal overload and short circuit protection
  • High-performance Class AB+B complementary bipolar output circuitry
  • Lightweight—all models only 21 pounds (9.5 kg) for easier racking and shipping
  • 3-year warranty plus optional 3-year extended service contract
  • All CX Series amplifiers meet the European Union's, 2006 RoHS directive to restrict the use of hazardous materials used in electronic devices.

CX Model Comparison

Model 70 V* ** ** ***
CX204V 220 W - - -
CX254 - 170 W 250 W 450 W
CX404 - 250 W 400 W -

UPC: 684284001245 is a Canadian authorized QSC retailer.

Reviews: QSC CX254 170W 4-Channel Amplifier

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Warranty: QSC CX254 170W 4-Channel Amplifier Warranty:

30 Days

Manufacturer's Warranty:

3-year limited warranty.

Promotional 6-year warranty: For an additional 3 years of warranty on all amplifiers GX, RMX, PLX, PLX2, and on HPR and K Series powered loudspeaker products, register on the QSC web site.