GAVR-8A Automatic Voltage Regulator Module — 3-Pack for Generators
GAVR-8A Automatic Voltage Regulator Module — 3-Pack for Generators
GAVR-8A Automatic Voltage Regulator Module — 3-Pack for Brushless AC Alternators
Keep your brushless generator producing clean, stable power with the GAVR-8A Automatic Voltage Regulator (AVR) Module. This compact, universal controller monitors and fine-tunes your alternator's output voltage in real time, maintaining regulation accuracy within ±1% — ideal for sensitive equipment and demanding electrical loads. This listing includes 3 modules.
Key Features
- Universal Compatibility: Designed to work with 110V, 220V, and 380V AC brushless generators (50/60 Hz).
- Tight Voltage Regulation: Maintains output accuracy within ±1%, protecting connected devices from voltage fluctuation.
- Low-Frequency Protection: Built-in under-frequency protection prevents damage to generator windings during load surges.
- Soft Voltage Build-Up: Gradual voltage establishment on startup reduces electrical stress on components.
- EMI Suppression Circuit: Integrated electromagnetic interference suppression for cleaner power output.
- Automatic Self-Excitation: When residual magnetism voltage exceeds 4V / 25 Hz, voltage builds automatically — no manual intervention required.
- Compact & Lightweight Design: Small form factor makes installation straightforward in most generator housings.
Technical Specifications
| Model | GAVR-8A |
| Power Input | AC 95V–270V, 50/60 Hz |
| Output Voltage | 95V DC |
| Output Current | 5A DC |
| Max Current | 8A |
| Voltage Regulation Accuracy | ≤ ±1% |
| Weight | 630 g |
| Dimensions (L×W×H) | 10.2 × 8.2 × 4.5 cm / 4.02 × 3.23 × 1.77 in |
| Material | Plastic housing |
| Color | Black |
Package Contents
- 3 × GAVR-8A AVR Voltage Regulator Modules
Note: Due to lighting conditions and display differences, product color may vary slightly from images. Measurement tolerance is ±1–3 cm.
Made in Mainland China.
For general electrical safety guidelines when working with generators and voltage regulation equipment, refer to the OSHA Electrical Safety standards.
Frequently Asked Questions
Q: What generators is the GAVR-8A automatic voltage regulator module compatible with?
A: The GAVR-8A AVR module is designed to be universal, supporting brushless AC alternators operating at 110V, 220V, or 380V AC on either 50 Hz or 60 Hz systems. It accepts a wide input range of AC 95V–270V, making it suitable for a broad range of portable and stationary brushless generators.
Q: How does the GAVR-8A regulate the generator's output voltage?
A: The module continuously monitors the alternator's output and adjusts the excitation current to maintain a stable DC output of 95V at up to 5A (8A max). Its built-in EMI suppression circuit and low-frequency protection work together to stabilize voltage within ±1% accuracy, even during load changes.
Q: Does this listing include multiple GAVR-8A modules?
A: Yes — this listing includes a pack of 3 GAVR-8A AVR modules, making it an excellent value for technicians, repair shops, or anyone needing spare units for generator maintenance.
Q: Is any special wiring required to install the GAVR-8A module?
A: Installation follows standard AVR wiring conventions for brushless alternators. Always refer to your specific generator's wiring diagram and follow proper electrical safety practices. If you are unsure, consult a qualified electrician before installation.