Description
The Hikvision DS-QAPAR25-2 is a professional 2-channel Class D power amplifier engineered to deliver powerful, clear, and reliable audio amplification for professional sound reinforcement systems.
Delivering 2 × 250W at 8Ω, the amplifier provides high-performance audio output for conference halls, auditoriums, theaters, event venues, hotels, entertainment facilities, and commercial sound installations.
Featuring advanced Class D amplification technology, the DS-QAPAR25-2 combines high power efficiency with compact construction, making it suitable for both permanent installations and professional audio equipment racks.
The amplifier supports multiple operating modes, including Stereo, Bridge, and Connect modes, offering flexibility for different speaker configurations and audio system requirements.
It delivers up to 2 × 425W at 4Ω and 2 × 723W at 2Ω in stereo mode, while bridge operation enables higher power output for compatible loudspeaker systems.
With a wide 20Hz–20kHz frequency response, low total harmonic distortion of approximately 0.01%, and a signal-to-noise ratio of at least 100dB, the amplifier provides clean, detailed audio reproduction with minimal interference.
The DS-QAPAR25-2 features professional XLR audio inputs and SPEAKON speaker outputs, adjustable input sensitivity, and a built-in limiter function to support professional system integration.
Its compact 1U rack-mountable design and wide-range 90–260V AC power supply make it a practical solution for demanding commercial and professional audio applications.
Key Features
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Professional 2-Channel Class D Power Amplifier
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2 × 250W output at 8Ω
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2 × 425W output at 4Ω
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2 × 723W output at 2Ω
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Supports Stereo, Bridge, and Connect modes
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Bridge output up to 850W at 8Ω
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High-efficiency Class D amplification
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Wide frequency response: 20Hz–20kHz
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Low harmonic distortion: 0.01% typical
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Signal-to-noise ratio: ≥100dB
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Professional balanced XLR audio connectivity
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SPEAKON speaker output connectors
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Adjustable input sensitivity
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Selectable gain settings
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Built-in limiter function
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Compact 1U rack-mountable chassis
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Wide-range 90–260V AC power input
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Suitable for professional low-impedance loudspeakers
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Ideal for auditoriums, event venues, conference halls, and commercial audio installations
Technical Specifications
| Specification |
Details |
| Product Type |
Professional Power Amplifier |
| Amplifier Technology |
Class D |
| Number of Channels |
2 |
| Output Power @ 8Ω Stereo |
2 × 250W |
| Output Power @ 4Ω Stereo |
2 × 425W |
| Output Power @ 2Ω Stereo |
2 × 723W |
| Output Power @ 16Ω Bridge |
1 × 500W |
| Output Power @ 8Ω Bridge |
1 × 850W |
| Output Power @ 4Ω Bridge |
1 × 1445W |
| Frequency Response |
20Hz–20kHz (+0/-0.5dB typical) |
| Total Harmonic Distortion |
0.01% typical |
| Signal-to-Noise Ratio |
≥100dB (A-weighted) |
| Balanced Input Impedance |
20kΩ |
| Unbalanced Input Impedance |
10kΩ |
| Maximum Input Level |
14V |
| Input Sensitivity |
0.80V / 1.12V / 1.59V / 2.24V |
| Gain Settings |
35dB / 32dB / 29dB / 26dB |
| Audio Inputs |
4 × XLR |
| Speaker Outputs |
4 × SPEAKON |
| Operating Modes |
Stereo / Bridge / Connect |
| Limiter |
Selectable |
| Power Supply |
90–260V AC, 50/60Hz |
| Dimensions (W × H × D) |
483 × 44 × 370mm |
| Rack Height |
1U |
| Weight |
Approx. 9kg
|
| Model |
DS-QAPAR25-2 |
Why Choose Hikvision DS-QAPAR25-2?
The Hikvision DS-QAPAR25-2 delivers a combination of professional amplification performance, flexible operating modes, and compact rack-mountable construction.
Its 2 × 250W output at 8Ω provides reliable amplification for compatible professional speakers, while support for lower-impedance loads and bridge operation offers additional flexibility for demanding sound reinforcement applications.
With low distortion, a high signal-to-noise ratio, adjustable sensitivity, and professional XLR/SPEAKON connectivity, the amplifier is designed for clean audio reproduction and dependable system integration.
Whether used in conference facilities, theaters, hotels, auditoriums, or entertainment venues, the DS-QAPAR25-2 is a practical choice for professional sound systems in Jordan.
