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Hertz SPL D-Class 4-Channel Amplifier - SP4.900

Model # SP4.900
Abt # SP4900
UPC # 8018823142076
  • Advanced D-Class Technology
  • 1000W Total Power RMS
  • IP55 Aluminum Chassis
  • Universal Speakers Simulators
  • 4, 3, 2 Channel Modes
  • Black Finish
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Hertz SP4.900 SPL D-Class 4-Channel Amplifier

Key Features

  • ADC (Advanced D-Class)
    Up to 85% efficiency thanks to ADC (Advanced D-Class) output stage
  • USS (Universal Speakers Simulator)
    USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit
  • Ultra Compact
    160 x 4 RMS (4Ω) with ultra-compact size (211,6 x 130 mm)
  • IP55
    IP55 aluminum chassis for maximum protection against humidity and external agents
    • Water Jet Resistant
    • Vibration Proof
    • Corrosion Resistant
    • Salt Fog Proof

Features

  • Up to 85% efficiency thanks to ADC (Advanced D-Class) output stage
  • USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit
  • 160 x 4 (4Ω) with ultra-compact size (211,6 x 130 mm)
  • IP55 aluminum chassis for maximum protection against humidity and external agents
  • No cooling fan to prevent internal accumulation of dirt
  • Sealed power cord, line inputs, and speaker outputs to prevent oxidation
  • Crossovers filters and controls on a single side to facilitate calibration when the product is installed
California customers:

Frequently Asked Questions

  • The amplifier delivers a total RMS power handling of 1000 watts configured as 4 channels, with a CEA power output of 145 watts per channel at 4 ohms.
  • It operates at up to 85% efficiency using Advanced D-Class (ADC) technology, which helps reduce power loss and heat generation.
  • Yes, it features an IP55-rated aluminum chassis that provides protection against humidity and external agents, ensuring durability in challenging conditions.
  • Yes, the amplifier includes Universal Speakers Simulators (USS) that allow it to work seamlessly with head units featuring speaker load detection circuits.
  • The compact amplifier measures 8.33 inches in depth, 5.12 inches in width, and 1.90 inches in height, weighing 4.74 pounds.