CMX-DA-500 Power Amplifier
- High Power 500W RMS Output – Delivers powerful and clear sound for auditoriums, schools, temples, malls, factories, and large commercial spaces.
- Dual Output Support (8Ω & 100V Line) – Compatible with both low impedance speakers and 100V line PA speaker systems.
- Class D Technology – Energy-efficient design with low heat generation and reliable performance.
- Selectable High-Cut Filter – Allows sound adjustment based on speaker type and installation needs.
- 24V DC Backup Support – Suitable for battery backup systems and emergency PA applications.
- Advanced Protection Circuit – Built-in short circuit, overload, high temperature, clip, and DC protection for long-term safety.
- LED Status Indicators – Easy monitoring with Power, Clip, Protection, Input, and Output indicators.
- Built-in Cooling Fan – Ensures stable performance during long hours of operation.
- 1U Rack Mount Design – Standard 19” rack compatible for professional installations
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
The CMX-DA-500 Class D Power Amplifier is a high-performance 500W RMS commercial power amplifier designed for professional PA and background music systems across India. Built with advanced Class D amplification technology, this amplifier delivers powerful, energy-efficient performance with low heat generation and stable output. Ideal for schools, temples, mosques, churches, shopping malls, hospitals, offices, factories, auditoriums, and large commercial installations, the DA-500 supports both 8 Ohm speakers and 100V line speaker systems, making it perfect for small to large-scale audio setups. With built-in short circuit, overload, clip, DC, and high-temperature protection, this amplifier ensures long-lasting reliability even during continuous operation. The 1U rack-mount design saves installation space, while LED indicators provide clear status monitoring.
Frequently Asked Questions
1. Can this amplifier run 100V line ceiling speakers?
A-1 Yes, the CMX-DA-500 supports 100V line speaker systems, ideal for commercial installations.
2. Can I connect 8 Ohm speakers directly?
A-2 Yes, it has dedicated 8Ω output terminals for low-impedance speakers.
3. Does it support battery backup?
A-3 Yes, it supports 24V DC input for emergency power backup systems.
4. Is this suitable for large halls or auditoriums?
A-4 Yes, with 500W RMS output, it is suitable for medium to large venues.
5. Does it have protection against short circuits?
A-5 Yes, it includes short circuit, overload, high temperature, clip, and DC protection.
Specifications
| Model | DA-500 |
| Description | 500W Class D Power Amplifier |
| Rated Power Output | 500 W RMS |
| Speaker Outputs | 8 Ω & 100 V Line |
| Frequency Response | L/H Cut OFF: 20 Hz – 20 kHz (+1/-2 dB); L/H Cut ON: 70 Hz – 10 kHz (+1/-3 dB) |
| Input | 0.775 V, 0 dBU Balanced (Phoenix Connector) |
| Input Impedance | Approx. 10 kΩ |
| THD (Total Harmonic Distortion) | < 0.1 % (1 kHz / –3 dBV, 100 W) |
| Signal-to-Noise Ratio | > 80 dB |
| Crosstalk | > 60 dB |
| Power Consumption | Approx. 550 W |
| Power Supply | AC Switchable 115 V & 230 V, 50-60 Hz; 24 V DC Input Included |
| Protection Features | Short Circuit, Overload, High Temperature, Clip & DC Protection |
| High-Cut Filter | On/Off Selectable |
| Auto Standby | Yes (Saves Power When No Input Signal Detected) |
| Indicators | Power, Protection, Clip, Input & Output LEDs |
| Form Factor | 1U Rack-Mountable (19″ Standard Rack) |
| Dimensions (Approx.) | 482 × 420 × 44 mm |
| Weight (Approx.) | Approx. 5.5 kg |
















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