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Home 4ShopAmplifiers & SoundAmplifierSTETSOM 4 Channel Amplifier-High Line HL 800.4

Description

4‑Channel Amplifier – High Line Series by Stetsom (HL 800.4)

Key Features:

  • High Power Performance: Provides 800 W RMS total — 4×200 W @ 2 Ω or 4×133 W @ 4 Ω — suitable for powering full-range speakers or bridging for subwoofer use.

  • High Line Sound Quality: Designed to deliver clean, distortion-free audio with a wide frequency range, supporting both daily listening and competition-level systems.

  • Crossover Control: Equipped with adjustable high-pass (HPF) and low-pass (LPF) filters for precise system tuning and speaker protection.

  • Efficient & Cool Operation: Class D topology greatly reduces heat build-up, promoting reliable use in enclosed vehicle installations.

  • Robust Protection Circuitry: Offers comprehensive defense against overheating, short circuits, and overloads to ensure long-term durability.

  • Compact, Durable Package: Rigid chassis with weather-resistant finish fits easily under seats or in trunks without compromising on performance.

Technical Specifications:

Feature Description
Design High Line Series 4-Channel Amplifier
Model Code HL 800.4
Brand Stetsom
Amplifier Class Class D
Channels 4
RMS Output 4×200 W @ 2 Ω / 4×133 W @ 4 Ω (bridged 2×400 W @ 4 Ω)
Frequency Response 20 Hz – 30 kHz
Signal-to-Noise Ratio > 90 dB
THD+N < 0.05%
Crossover Controls Adjustable HPF / LPF
Inputs RCA (Low-Level)
Protection Thermal, Short Circuit, Overload
Installation Type Compact – suitable for tight or stealth installations

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