High-efficiency Class D plate amplifier module with DSP-ready signal path. Ideal for OEM integration into passive subwoofers and studio monitors. Supports 100V-240V universal input, ultra-low THD, and flexible EQ configuration.
10
Min. Order
3-5 business days
Sample Lead Time
7-15 business days
Bulk Lead Time
OEM logo printing and custom color options available. Minimum sample order: 2 units. Bulk pricing available from 50 units.
The HZS Plate Amplifier Module is a high-efficiency, compact amplifier board engineered for integration into passive speaker cabinets. Designed for OEM/ODM partners who demand reliable power delivery, low THD, and flexible configuration options in a slim, mountable form factor.
Ideal for subwoofers, studio monitors, and powered cabinet conversions, this module combines Class D topology with advanced DSP-ready signal paths, delivering clean, stable output across a wide frequency range.
| Parameter | Value |
|---|---|
| Model | HZS-PA300D |
| Topology | Class D |
| Channels | 1 (Mono) |
| Output Power (4 Ohm) | 300W RMS |
| Output Power (8 Ohm) | 200W RMS |
| THD+N | < 0.05% @ 1 kHz, 1W |
| Frequency Response | 20 Hz - 500 Hz (-3 dB) |
| Input Sensitivity | 0 dBu / +4 dBu (switchable) |
| Input Impedance | 10 kOhm (balanced) |
| S/N Ratio | > 100 dB (A-weighted) |
| Mains Voltage | 100V - 240V AC, 50/60 Hz |
| Standby Power | < 0.5W |
| Cooling | Convection / optional fan |
| Dimensions (W x H x D) | 265 x 82 x 215 mm |
| Weight | 1.8 kg |
| Protection | DC, Over-temp, Short-circuit, Soft-start |
Compliant with EU Low Voltage Directive and EMC Directive for European market entry.
Restriction of Hazardous Substances compliant across all components.
FCC Part 15 Class B compliant for North American distribution.
Single-channel mono output - suitable for individual cabinet integration
Pair with 10"-15" woofer drivers in ported or sealed enclosures. Recommended cabinet volume: 40-80L for optimal bass extension. Use balanced XLR input for best noise performance in rack or installed environments.
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