Bogen NQ-A4120-G2 Networked 4-Channel Audio Power Gen 2 Amplifiers
- 4 dedicated Balanced Line Inputs (both Phoenix plug & RCA)
- Line Input that can be routed-out over the Nyquist network
- Network-based audio input (paging, audio distribution)
- 4 ohm, 8 ohm, 25V, and 70V outputs
- Switch selectable 4-channel, 3 channel, or 2-channel bridged operation

Bogen’s Nyquist based networked audio power amplifiers offer cost-effective performance for permanent installations and commercial sound, and are designed to meet the rigorous requirements of today’s sophisticated sound systems. Designed with the commercial sound contractor in mind, they provide unparalleled flexibility and versatility without the need for add-on modules. They offer state-of-the-art, built-in DSP software for extensive and comprehensive signal processing, including factory loudspeaker presets, which turns the amplifier into a complete audio solution. These 4-channel amplifiers are available in 240, 480, and 1200-watt models, each with the same features to provide power and performance, no matter how large or small the application. In addition to their extensive flexibility, the Nyquist based networked audio power amplifiers use the latest in Class D amplifier technology and provide unparalleled sonic quality, exceptional reliability, and reduced heat output for increased operating efficiency.
Bogen NQ-A4120-G2 Amplifier Features
- 4 dedicated Balanced Line Inputs: Includes both Phoenix plug & RCA connections for versatile integration.
- Line Input Routing: Can be routed-out over the Nyquist network, allowing seamless audio distribution.
- Network-based Audio Input: Supports paging and audio distribution for efficient sound management.
- Multiple Output Options: 4 ohm, 8 ohm, 25V, and 70V outputs to accommodate various speaker systems.
- Selectable Operation Modes: Switch selectable 4-channel, 3 channel, or 2-channel bridged operation for tailored performance.
- Safety Compliance: Meets EN 62368-1:2014 and CAN/CSA 62368-1:2014 standards for secure operation.
- EMC Standards: Complies with FCC Part 15 & ICES-003 Class B, EN 55032 Class B for electromagnetic compatibility.
- Compact Design: 1/2 Rack Width – Wall, Rack, or Shelf mountable 2RU package for flexible installations.
- Optional Rack Mount Kit: 19” Rack Mount Kit (NQ-RMK03; sold separately) for enhanced mounting options.
Detailed Specifications for Bogen NQ-A4120-G2
| Model | NQ-A4120-G2 |
| Power Output | 1200 Watts |
| Input Type | 4 Balanced Line Inputs (Phoenix & RCA) |
| Output Options | 4 ohm, 8 ohm, 25V, 70V |
| Operation Modes | 4-channel, 3 channel, 2-channel bridged |
| Size | 1/2 Rack Width, 2RU height |
| Safety Compliance | EN 62368-1:2014, CAN/CSA 62368-1:2014 |
| EMC Compliance | FCC Part 15 & ICES-003 Class B, EN 55032 Class B |



