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SX440 AVR Automatic Voltage Regulator – Adjustable AVR Stabilizer for Brushless Generator Systems, 8A Continuous Output, ±1% Voltage Regulation Accuracy, Replacement Control Module for Genset

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Product details

Management number 212625960 Release Date 2026/04/06 List Price US$16.41 Model Number 212625960
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  • 【Compact Design】Highly integrated SX440 AVR Automatic Voltage Regulator features advanced surface mount technology (SMT) for a minimal footprint without sacrificing performance. Ideal for tight enclosures, this reliable control module ensures precise voltage management in single-phase brushless generators up to 500KW, with input voltage range of 190–264VAC and continuous 8A output.
  • 【Stable Start-Up】Ensures reliable voltage build-up from residual levels thanks to high-performance semiconductors in the power circuitry. The adjustable AVR stabilizer delivers consistent generator start-up under varying loads, supporting smooth excitation and stable operation—perfect for backup and industrial power systems requiring dependable performance.
  • 【Built-In Protection】Engineered with under-speed and sensing loss protection to safeguard your brushless generator during abnormal conditions. This intelligent AVR prevents unstable output and potential damage, enhancing system durability. With ±1% RMS voltage regulation accuracy (within 4% engine speed variation), it maintains optimal power quality.
  • 【Flexible Excitation】Designed specifically for brushless generator excitation systems, this SX440 automatic voltage regulator supports dual power sourcing—direct from stator winding or auxiliary winding—enabling sustained short-circuit performance when needed. Compatible with 50/60Hz applications, it adapts seamlessly to diverse power setups.
  • 【Safe Installation】Features separate terminals for control and voltage sensing circuits, allowing flexible wiring configurations and improved signal accuracy. The AVR SX440 for brushless generator includes robust over-voltage protection and stable potentiometer adjustment, ensuring long-term reliability and precise voltage control in demanding environments.

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