Hertz SP 4.500 Amplifier - 4 Channels - 600W - Class D ADC - Ultra-Compact - IP55

Highlights

• First Hertz amplifier with renewed ADC (Advanced D-Class) output stage
• Exceptional efficiency of up to 85% for optimal performance
• Impressive power: 90W x 4 @ 4Ω or 300W x 2 @ 4Ω in bridged mode
• Ultra-compact dimensions: 192.7 x 130 x 49 mm for easy installation
• IP55 protection rating for dust and water resistance
• Ideal for motorcycles, sports cars (under seat) and trucks (behind seat)
• Independent Hi-Pass and Lo-Pass filters on channels 1-2 and 3-4
• Damping factor greater than 150 for optimal control

Description

The SP 4.500 is the first Hertz amplifier incorporating the renewed Hertz ADC (Advanced D-Class) output stage, achieving up to 85% efficiency and delivering an impressive 90 x 4 (4Ω) W RMS or 300 W x 2 (4Ω) W RMS in bridged mode, in an ultra-compact format of 192.7 x 130 x 49 mm. Ultra-compact with impressive power, the SP 4.500 is the ideal choice for motorcycle applications, under the seat in sports cars, and behind the seat installations in trucks.

• First Hertz amplifier with renewed ADC (Advanced D-Class) output stage
• Exceptional efficiency of up to 85% for optimal performance
• Impressive power: 90W x 4 @ 4Ω or 300W x 2 @ 4Ω in bridged mode
• Ultra-compact dimensions: 192.7 x 130 x 49 mm for installation in confined spaces
• Ultra-compact with impressive power for specific applications
• Ideal choice for motorcycle applications where space is limited
• Perfect for under-seat installation in sports cars
• Ideal for behind-seat installation in trucks
• IP55 protection rating for dust and water resistance
• Operating temperature range: 0°C to 55°C (32°F to 131°F)
• Flexible configuration: 4 channels, 3 channels or 2 bridged channels
• 4-channel mode: 150W x 4 @ 2Ω to power all your speakers
• 3-channel mode: 145W x 2 @ 2Ω + 300W x 1 @ 4Ω for system with subwoofer
• 2-channel mode: 300W x 2 @ 4Ω for powerful stereo system
• Filters channels 1-2: Full / Hi-Pass / Lo-Pass - 50-5k Hz @ 12 dB/Oct.
• Filters channels 3-4: Full / Hi-Pass / Lo-Pass - 50-5k Hz @ 12 dB/Oct.
• Bass Boost adjustable at 45 Hz on outputs 3-4: 0-8 dB (LP = ON only)
• Bandwidth from 10 Hz to 35 kHz for high-fidelity reproduction
• Signal-to-noise ratio of 100 dBA for impeccable audio quality
• Damping factor greater than 150 @ 1 kHz for optimal control
• Ultra-low distortion less than 0.02% @ 1 kHz for faithful sound reproduction
• Pre-In input sensitivity adjustable from 0.6 to 6 VRMS
• Speaker-In input sensitivity adjustable from 2.2 to 22 VRMS
• RCA (Pre-In) and high-level (Speaker-In) inputs for universal compatibility
• DC-REM: automatic power-on via SPK DC from BTL speakers (3.5-7 VDC)
• Remote IN: 6-15 VDC (9 mA) for remote control
• Nominal supply voltage: 11-15 VDC
• Pulsed operating voltage: 6-16 VDC for maximum compatibility
• Quiescent current of 0.9A and minimal standby current of 0.03 mA
• Maximum consumption of 27A @ 14.4 VDC for optimal power
• Compact construction weighing 2.15 kg for easy installation
• IP55 protection for use in harsh environments

Technical Specifications

Why choose it

• First Hertz amplifier with renewed ADC (Advanced D-Class) output stage
• Exceptional efficiency of 85% for optimal performance and less heat
• Impressive power: 90W x 4 @ 4Ω or 300W x 2 @ 4Ω in bridged mode
• Ultra-compact dimensions: 192.7 x 130 x 49 mm for installation in confined spaces
• Ideal choice for motorcycle applications where space is limited
• Perfect for under-seat installation in sports cars
• Ideal for behind-seat installation in trucks
• IP55 protection rating for dust and water resistance
• Use in harsh environments without compromise
• Extended operating temperature range: 0°C to 55°C
• Flexible configuration: 4 channels, 3 channels or 2 bridged channels
• 4-channel mode: 150W x 4 @ 2Ω to power all your speakers
• 3-channel mode: 145W x 2 + 300W x 1 for system with subwoofer
• 2-channel mode: 300W x 2 @ 4Ω for powerful stereo system
• Independent Hi-Pass and Lo-Pass filters on channels 1-2 and 3-4
• Adjustable filters from 50 to 5k Hz @ 12 dB/Oct. for total customization
• Adjustable Bass Boost at 45 Hz on outputs 3-4 (0-8 dB) for bass enhancement
• Bandwidth from 10 Hz to 35 kHz for high-fidelity reproduction
• Signal-to-noise ratio of 100 dBA for impeccable audio quality
• Damping factor greater than 150 for optimal control
• Ultra-low distortion less than 0.02% for faithful sound reproduction
• RCA and high-level inputs for universal compatibility
• DC-REM for automatic power-on from BTL speakers
• Pulsed operating voltage of 6-16 VDC for maximum compatibility
• Minimal standby current of 0.03 mA to preserve battery
• Compact construction weighing 2.15 kg for easy installation
• Ultimate solution for installations in confined spaces

Documentation

For more technical information and the complete installation manual, consult the official Hertz documentation.

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