HB 501D II
Committed to Excellence. The HB Blue Note series is Zapco's modern DSP-amplifier line, uniting processing, amplification and connectivity in integrated packages. It represents the brand's forward-looking tier, engineered for the all-in-one builds of today.Configured as Class D Mono, the HB 501D II is rated at 1x500W @2Ω. It is 2Ω stable.Ideal for an integrated bass solution, it pairs naturally with ESB 5000 Series subwoofers.
- Max Output
- 500 W
- Impedance
- 4Ω / 2Ω
Our actual price is below the manufacturer's advertised minimum — final price is shown in cart.
- Authorized dealer
- Free US shipping
- Manufacturer warranty
SKU: ZAP-MON-HB501DII-MONOD
Built for the install, not the spec sheet
Committed to Excellence. The HB Blue Note series is Zapco's modern DSP-amplifier line, uniting processing, amplification and connectivity in integrated packages. It represents the brand's forward-looking tier, engineered for the all-in-one builds of today.
Configured as Class D Mono, the HB 501D II is rated at 1x500W @2Ω. It is 2Ω stable.
Ideal for an integrated bass solution, it pairs naturally with ESB 5000 Series subwoofers.
Measured, not marketed
Features
| Configuration | Mono |
|---|---|
| Amplifier Class | Class D |
| Inputs | RCA |
| Input Gain | Variable |
| Crossover | Variable Electronic |
| Bass Boost | Variable |
| Subsonic Filter | Variable |
Electrical
| Configuration | Mono Class D |
|---|---|
| Power @ 4Ω | 1 × 300W RMS |
| Power @ 2Ω | 1 × 500W RMS |
| THD @ Rated Power | < 0.5% |
| THD + Noise | < 0.1% |
| Signal to Noise Ratio | > 90dB |
| Frequency Response | 20Hz – 180Hz ±1dB |
| Input Sensitivity | 0.25V – 6V (Low Level) |
Physical
| Dimensions | 175 × 115 × 45.5 mm (L × W × H) |
|---|
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