The QSC SPA4-100 is a compact 4-channel installation amplifier that delivers more power per zone for multi-zone commercial audio in a small half-rack chassis. It drives four zones of low-impedance speakers and supports 70V/100V distributed lines in bridged mode, providing flexible, energy-efficient amplification for background music and paging.
Key Features
- 4-channel compact amplifier with 100W per channel
- Drives 4/8 ohm speakers or 70V/100V lines (bridged mode)
- Energy Star efficient with auto-standby operation
- Lightweight half-rack chassis for discreet installation
- Ideal for distributed background music and paging