Helix M SIX – 6 Channel Class-D Car Amplifier (600W RMS)

Helix M SIX – Compact High-Power 6 Channel Amplifier with Start-Stop Support & Advanced Crossover Control

The Helix M SIX is a highly versatile 6-channel Class-D car amplifier designed for enthusiasts who want maximum flexibility when building a premium automotive audio system. Combining compact dimensions, high efficiency and powerful output, the M SIX provides the perfect foundation for active front stage systems, multi-channel speaker setups and DSP-based installations.

With 6 × 100W RMS output at 4 ohms or 2 ohms, integrated active crossovers and advanced signal routing options, the Helix M SIX allows installers to create a fully customized sound system while maintaining excellent sound quality and reliability.

Thanks to its Start-Stop compatibility, the amplifier remains stable even when vehicle voltage drops during engine starting, making it perfectly suited for modern vehicles with advanced electrical systems.

Powerful 6 Channel Class-D Performance

The Helix M SIX delivers impressive power from an extremely compact chassis.

RMS Power Output

6-Channel Mode

4 Ω Load

• 6 × 100W RMS

2 Ω Load

• 6 × 100W RMS

Bridged Mode

4 Ω Load

• 3 × 200W RMS

Maximum Output Per Channel

• Up to 130W RMS @ 2 Ω

This flexible output configuration allows the M SIX to power:

• Front active speaker systems
• Front and rear speaker upgrades
• Midrange and tweeter combinations
• Multi-channel OEM audio upgrades

Advanced Class-D Amplifier Technology

The Helix M SIX uses efficient Class-D amplifier technology, providing excellent performance in a compact design.

Advantages:

• High power output
• Low heat generation
• Excellent efficiency
• Compact installation size
• Reliable long-term operation

The optimized Class-D design allows the amplifier to deliver strong power while maintaining minimal energy consumption.

Start-Stop Vehicle Compatibility

Modern vehicles equipped with Start-Stop systems require amplifiers that can handle sudden voltage fluctuations.

The Helix M SIX features:

• Operation voltage: 10.5 – 16V
• Stable operation during engine start
• Short-term operation down to 6V

The advanced power supply design ensures uninterrupted audio performance even during engine cranking.

Flexible Signal Routing & Input Configuration

The Helix M SIX provides extensive connectivity options for advanced installations.

Features include:

• 6 × RCA inputs
• Remote input connection
• Adjustable input sensitivity
• Flexible channel routing

The integrated Input Mode switch for channels E & F allows additional configuration possibilities, making the amplifier suitable for complex audio system designs.

Integrated Active Crossover System

The Helix M SIX includes a complete adjustable crossover section, eliminating the need for external filters in many installations.

Available filters:

High-Pass Filter

• Adjustable: 15 Hz – 4000 Hz
• 12 dB/Oct slope

Low-Pass Filter

• Adjustable: 40 Hz – 4000 Hz
• 12 dB/Oct slope

Band-Pass Filter

• Adjustable: 15 Hz – 4000 Hz

Subsonic Filter

• Adjustable: 15 Hz – 4000 Hz

These controls provide precise tuning for:

• Tweeters
• Midrange speakers
• Midbass drivers
• Subwoofer channels

SMD Manufacturing Technology

The Helix M SIX uses Surface Mounted Device (SMD) manufacturing technology, providing:

• Compact internal design
• Improved reliability
• Higher component precision
• Better long-term stability

This technology allows Helix to achieve high performance while keeping the amplifier extremely compact.

Premium Compact Design

Despite its powerful 6-channel output, the Helix M SIX maintains a small installation footprint.

Dimensions:

320 × 154 × 50 mm

Design advantages:

• Space-saving installation
• Low heat generation
• Illuminated HELIX logo
• Clean modern appearance
• Premium internal construction

The compact design makes it suitable for modern vehicles where installation space is limited.

High-Quality Audio Performance

The Helix M SIX provides detailed and accurate sound reproduction.

Technical highlights:

• Frequency Response: 10 Hz – 30 kHz
• Signal-to-Noise Ratio: 98 dB
• THD: 0.05%
• Damping Factor: 100

These specifications ensure:

• Clean highs
• Powerful midrange
• Controlled speaker movement
• Dynamic music reproduction

Key Benefits

• Premium 6-channel Class-D amplifier
• 600W RMS total output
• 6 × 100W RMS @ 4 Ω / 2 Ω
• 3 × 200W RMS bridged
• Start-Stop compatible down to 6V
• Integrated active crossover system
• High-pass, low-pass and band-pass filters
• SMD manufacturing technology
• Compact installation design
• Flexible channel routing
• Excellent efficiency

Recommended Applications

The Helix M SIX is ideal for:

• Active front stage systems
• Premium OEM audio upgrades
• Multi-channel speaker installations
• DSP-based car audio systems
• Front and rear speaker amplification
• High-quality daily driver audio builds

Technical Specifications

Why Choose Helix M SIX?

The Helix M SIX is one of the most versatile compact multi-channel amplifiers available, offering the perfect combination of power, flexibility and installation convenience.

With six amplified channels, integrated crossover controls and Start-Stop compatibility, it is an excellent choice for modern vehicles requiring a powerful and reliable audio upgrade.

Upgrade Your Car Audio Experience

A properly designed multi-channel amplifier allows every speaker in the system to perform at its full potential. The Helix M SIX provides the clean power, tuning flexibility and compact design needed for advanced automotive audio systems.

Choose Helix M SIX for flexible 6-channel amplification, premium sound quality and German engineering.