NCDI2000 vs NCT4150A-U-US — Compare
Crown Audio CDi 2000 Two Channel 800W Power Amplifier vs Crown Audio CT4150 Four-Channel 125W Power Amplifier
The CDi 2000 is a high-power two-channel workhorse delivering 800W total for touring and live sound reinforcement, while the CT4150 is a compact four-channel 125W-per-channel unit optimized for installed systems and studio monitoring. Choose the CDi 2000 for main-stage amplification needs; choose the CT4150 for multi-zone installations, monitoring setups, and compact fixed systems.
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Crown Audio CDi 2000 Two Channel 800W Power Amplifier
Crown Audio CT4150 Four-Channel 125W Power Amplifier
Specs side by side
| Crown Audio CDi 2000 Two Channel 800W Power Amplifier | Crown Audio CT4150 Four-Channel 125W Power Amplifier | |
|---|---|---|
| Price | $2,472.00 | $2,148.00 |
| Brand | Crown | Crown |
| Wattage | 500W and More | 1W to 300W |
| Condition | New | New |
Why choose Crown Audio CDi 2000 Two Channel 800W Power Amplifier
- ✓ 800W total power across two channels for large venue and touring applications
- ✓ Onboard DSP with crossovers, EQ, delay, and limiting plus 20 user presets
- ✓ Rated for 2-, 4-, 8-ohm loads plus 70V and 140V outputs for maximum flexibility
- ✓ Professional-grade clean amplification with high headroom and transparent signal path
Why choose Crown Audio CT4150 Four-Channel 125W Power Amplifier
- ✓ Four independent channels in a single rack unit for multi-zone and monitoring applications
- ✓ Fanless convection cooling for silent operation in noise-sensitive environments
- ✓ DriveCore technology with over 90% efficiency and refined Class AB character
- ✓ Extremely compact at 1 RU and 10 lbs, ideal for installed sound and AV systems
Frequently asked questions
Which amp is better for a touring PA system?
The CDi 2000 is designed for touring with its 800W two-channel output, professional-grade DSP, and flexible load ratings. The CT4150's 125W per channel is better suited to fixed installations or monitoring.
Which amplifier is quieter?
The CT4150 uses fanless convection cooling for silent operation, making it ideal for recording studios and noise-sensitive venues. The CDi 2000 is not specified as fanless and is oriented toward larger venue applications where cooling noise is less critical.
What's the main difference in channel count and application?
The CDi 2000 provides two high-power channels with extensive DSP for main system amplification. The CT4150 offers four independent 125W channels, making it ideal for splitting audio to multiple zones, monitors, or distributed systems.
Which one fits in a standard rack?
The CT4150 is designed as a compact 1 RU (1.75 inches tall) single rack unit weighing 10 lbs. The CDi 2000 is a professional installed-sound amplifier and is heavier and larger by design for higher power output.