250W Output Power Subwoofer Plate Amplifier with 20-200 Hz Frequency Response and <1% Total Harmonic Distortion
CLASS D Subwoofer Plate Amplifier with advanced features for professional audio applications.
- Auto Power on/off select circuitry
- Switching power supply for excellent efficiency
- Switchable 110/230V power voltage
- Selectable 0°-180° phase adjustment
- Standby On/Auto mode options
- Variable gain level control
- Phase 0°/180° select switch & low pass variable control
- RCA input terminal
- Comprehensive protection: Output Short, over loads & over temperature
- Power & protect indicators
| Product Name | S12A CLASS D Subwoofer plate Amplifier |
|---|---|
| Output Power | 250W |
| Frequency Response | 20-200 Hz |
| Total Harmonic Distortion | <1% |
| Signal to Noise Ratio | >100dB |
| Input Sensitivity | 180mV |
| Built-in Phase | 0°/180° Switchable |
| Built-in Standby Mode | ON / AUTO Switchable |
| Auto Off time | 15 mins |
| Auto On Sensitivity | 5 mV |
| Standby Power Consumption | Lower than 0.5W |
| Working Voltage | AC110V - 240V |
| Dimensions (W × H × D) | 235 × 204 × 3.0 mm |
Product package: Normally we package products in PE bag -- Gift box or inner carton with EPE inside -- Outer carton. We can customize packaging with your logo and shipping mark.
Shipping options:
- Samples: Shipped via international express (FEDEX, DHL, UPS)
- Mass production: Shipped by sea (FCL, LCL) or air transportation
Vistron Audio maintains strict quality standards with necessary certifications for all markets:
- EU market: CE (EMC,LVD,RF,ErP), Rohs, REACH
- US market: UL, FCC, ETL, NRTL
- Other markets: CB, CCC, PSE, KC, VDE, BSI, IC
- Company certification: ISO9001:2015
Established in 1998, Vistron Audio specializes in audio product research, design, manufacturing, and engineering services for over 20 years.
Product range:
- Power amplifiers (Wireless audio, subwoofer, amplifier plates)
- Speakers (WiFi/Bluetooth, Active/passive, subwoofers, sound bars)
- Wireless audio systems (DAB, WiFi amplifiers, streamers)
- DJ equipment (Mixers, CD players, Midi controllers)
With 200+ employees and 6000 sqm facility, we offer strong R&D capabilities, SMT production lines, and strict QC standards. We specialize in OEM/ODM services for over 100 global brands.
Please contact us for pricing information and product catalogs.
We provide samples for testing before order placement.
Yes, we offer complete OEM services including custom branding.
Our engineering team can develop products according to your specifications (ODM).
Samples: T/T, Paypal, Western Union. Production: T/T, L/C, or negotiable terms.
Typically 35-40 days after order confirmation (case by case basis).
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.