4 Channel Class AB Power Amplifier with NL4 SPEAKON Socket Professional Audio Amplifier 300W x 4 Subwoofer Amplifier
Product Details
| Model NO.: | MP-26403 | Used For: | Professional |
|---|---|---|---|
| Tube Type: | Transistor Amplifier | Function: | Post Amplifier, Amplifier Combined, Pre-amplifier |
| Sound Channel: | 4CH | Output Number: | 4 |
| Voltage: | AC 220V | Element Number: | Monoamplifier |
| Conductive Mode: | AB | Harmonic Distortion: | <0.08% |
| Frequency Response: | 20 Hz-20 KHz(±0.5dB) | Sensitivity: | 0.77V/1.0V/1.4V |
| Signal-to-Noise Ratio: | >98 DB | 8ω Average Power: | 300W×4 |
| Dimensions(W*D*H): | 483X360X88 Mm | Transport Package: | Strong Packing |
| Specification: | Black | Trademark: | MEKEY |
| Origin: | Guangzhou, China | HS Code: | 8518400090 |
| Production Capacity: | 2000PCS/Month | ||
| Highlight |
Four Channel 100w subwoofer amplifier,NL4 SPEAKON 100w subwoofer amplifier,Four Channel 4 ohm subwoofer amplifier |
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Product Description
A professional four-channel amplifier engineered for demanding audio installations, delivering reliable performance with a 20 Hz–20 kHz frequency response and robust Class-AB topology.
| Average Power at 1.8Ω | 300W × 4 |
|---|---|
| Average Power at 2.4Ω | 550W × 4 |
| Voltage Gain at 8Ω | 42.0 dB |
| Power Amplifier Topology | Class-AB |
| Frequency Response | 20 Hz to 20 kHz (±0.5 dB) |
| Total Harmonic Distortion | <0.08% |
| Signal-to-Noise Ratio | >98 dB |
| Damping Factor | >350 |
| Isolation (Cross-talk) | >60 dB |
| Slew Rate | >25 V/μs |
| Input Sensitivity | 0.77V / 1.0V / 1.4V |
| Input Impedance (Unbalanced / Balanced) | 10 kΩ / 20 kΩ |
| Airflow Direction | Front to back |
| Input Section | Balanced XLR female, parallel XLR male |
| Output Section | NL4 SPEAKON socket |
| Front Panel | Power switch, volume knob (stereo) |
| Back Panel | Sensitivity switch, grounding, parallel connection switch |
| Dimensions | 483 × 360 × 88 mm |
Guangzhou Jiuding leads in R&D, production, and sales with its "MEKEY" audio brand. Our 6,000 sq m plant features state-of-the-art production lines, specializing in crossover boards, speaker units, and audio processing. Facilities include R&D, production, inspection, and showroom areas.
Guangzhou Jiuding provides end-to-end solutions from design to implementation. Trusted across military, government, and enterprise sectors with over 200,000 successful cases.
All products are brand-new and original. Factory authorization and commitment letters are available upon request.
Free samples are provided prior to bulk orders. The customer covers shipping costs.
Delivery times vary. Bulk orders typically take 7–12 days.
We provide sea and air freight. Air freight is suitable for small items; batteries are excluded. For details, please contact customer service.
Payment is required before shipment. The deposit amount varies with order volume.
Standard warranty lasts two years from shipment. For extended warranty options, please contact customer service.
After-sales service covers equipment failure and technical support. Strict quality control minimizes failures. We offer replacement or repair for defective units. Technical services include a 24-hour hotline and online support.
Product Highlights
A professional four-channel amplifier engineered for demanding audio installations, delivering reliable performance with a 20 Hz–20 kHz frequency response and robust Class-AB topology. Technical Specifications Detailed performance and connectivity parameters Average Power at 1.8Ω 300W × 4 Average ...
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