Crest Audio PA-150 Professional Amplifier

The Crest Audio PA‑150 is a rugged, 1U rack-mountable professional power amplifier delivering 75 W RMS per channel into 4, 8, or 16 Ω, with the flexibility to bridge channels and output 150 W RMS into higher impedance loads. Engineered with convection cooling and no fan, this amplifier ensures silent operation while featuring SPS™ compression, electronically balanced inputs, and selectable impedance. Built for reliability, it’s the ideal solution for permanent installs, PA systems, conferencing, or background audio in commercial venues and houses of worship.

Product Features: 

• 75 W RMS per channel into 4, 8, or 16 Ω (stereo mode)
• 150 W RMS in bridged mode, ideal for 70 V distributed audio systems
• Selectable impedance switch (4/8/16 Ω) with dedicated rail voltage taps
• SPS™ compression per channel to prevent clipping and maximize clean output
• Electronically balanced inputs via barrier strip
• Convection-cooled design—zero-noise rack installation
• Front-panel LEDs for power and compression status
• Rear controls: detented 1 dB level controls, stereo/bridge switch, input/output barrier strips
• Robust metal housing, 1U rack size, weighs ~22 lb

Note: This is a refurbished item that comes with a 90-day exchange warranty. This has been serviced and calibrated to work as new. Servicing can include replacement of belts, gears, capacitors, cleaning and re-lubricating all internal mechanisms. Porter Electronics prides itself on only acquiring top quality used products that show minimal signs of use. Buying from Porter Electronics you should expect a very nice, refurbished unit. We do offer an extended warranty that can be purchased during checkout and will apply at the end of our already 90-day warranty

Porter Electronics also offers free tech support for those needing extra help. We offer a free digital download of the manual for this on this page in the “Downloads” tab. If you are unable to locate the link, just use our Contact Us page to request one.