





DC Audio 250.4 4-Channel Amplifier 250W x 4 RMS
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- 250W x4 @ 4 Ω · 400W x4 @ 2 Ω RMS — Class D 4-channel
- 850W x2 bridged at 4 Ω
- Variable high-pass + low-pass filters
- Class D efficiency (not 1-ohm stable)
This Listing Includes: (1) DC Audio 250.4 4-Channel Amplifier
The DC Audio 250.4 is a competition-series Class D 4-channel amplifier built for customers who want their mids and highs to keep up with the lows — 250 watts per channel at 4 ohms, 400 at 2 ohms (1,700 watts total). It's a big, efficient 4-channel with variable high-pass and low-pass filters, status LEDs, 8 AWG speaker connections, and 1/0 AWG power inputs. Note: not 1-ohm stable. Authorized DC Audio dealer at JS Ultimate Sounds. Free shipping on orders $99+.
Features
- Class D efficiency (not 1-ohm stable)
- Variable high-pass + low-pass filters
- Power/protect/clip status LEDs
- 8 AWG speaker connections
- 1/0 AWG power and ground inputs
Specifications
| RMS Output | 250W x4 @ 4 Ω; 400W x4 @ 2 Ω; 850W x2 @ 4 Ω bridged; 1,700W @ Total |
| Channels | 4-Channel |
| Input Sensitivity | 6V–0.2V |
| Class | Class D |


