The AVR AS440 is a high-performance Automatic Voltage Regulator designed to stabilize and control the output voltage of brushless generators and alternators. It maintains steady voltage under varying loads, protecting your generator and connected equipment from voltage fluctuations — essential for reliable power systems.
Where It Is Used
The AS440 AVR is commonly used in:
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Diesel generator sets with Stamford and compatible alternators
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Industrial standby and prime power generators
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Brushless alternator systems requiring stable voltage output
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Commercial and heavy-duty power applications
Key Functions & Features
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Automatic voltage regulation: Keeps generator output within safe limits under load variation.
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Precise control: ±1% regulation accuracy for stable performance.
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Protection features: Built-in safeguards against over-excitation and sensing loss.
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Adjustable settings: Voltage trim, stability and under-frequency control via onboard potentiometers.
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Robust electronics: Designed for reliability in harsh generator environments.
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