Audison SR 4.300.2 D-Class 4-Channel Amplifier 130Wx4 @ 2Ω

Audison SR 4.300.2 is a compact 4-channel full-range D-Class amplifier delivering 130W x4 @ 2Ω for modern OEM-integration and sound quality system layouts. Its efficient topology, clean gain structure, and integration-friendly feature set make it ideal for DSP-based active front stages, front/rear component upgrades, or factory premium audio replacements.

The SR 4.300.2 provides the power and stability required for Prima, Voce, and Thesis loudspeakers when paired with Audison DSP. Thermal and electrical efficiency allow for stealth installation locations in vehicles with limited chassis space.

Key Performance Features

• 4-channel full-range D-Class amplifier
• Stable power output into low-impedance loads
• Compact chassis for OEM stealth installs
• Low floor noise and clean gain structure for SQ systems
• Integration-ready with OEM high-level inputs

Power Ratings (CEA-Style)

• 4Ω: 85W x4
• 2Ω: 130W x4
• Bridged 4Ω: 260W x2

Technical Specifications

• Topology: Full-range D-Class
• Channels: 4
• Signal-to-Noise Ratio: 98 dB (A-weighted)
• THD+N: <0.03%
• Input Sensitivity: 0.2V – 5V (RCA)
• High-Level Input: OEM speaker-level compatible
• Auto Turn-On: DC / Audio Sense
• Frequency Response: 10 Hz – 30 kHz
• Fuse Rating: External fuse block recommended

System Architecture Use Cases

• Active 2-way front stage (Tweeter/Mid)
• Front/Rear components
• OEM premium audio replacement
• DSP-driven SQ multi-channel builds

OEM Integration Notes

• High-level inputs for factory amplifier replacement
• Auto-turn-on supports modern ignition platforms
• Efficient thermal behavior for cabin and trunk mounting

DSP Ecosystem Pairing

• DSP: AP bit / AF bit / bit One HD Virtuoso
• Speakers: Prima / Voce / Thesis
• Role: Multichannel SQ amplification

Buyer Use Cases

• Premium OEM system overhaul
• DSP-based active SQ builds
• Stealth installs with space constraints
• Component speaker amplification

What’s Included

• (1) SR 4.300.2 Amplifier
• Mounting hardware
• User documentation

Why Buy From MCOR Automotive

• Authorized Audison retailer
• OEM integration & SQ specialists
• Fast fulfillment with technical support
• 20+ years of 12V system design experience

Dimensions

Dimension A	190 mm
Dimension B	160 mm
Dimension C	155 mm
Dimension D	135 mm
Dimension E	47.5 mm