TOP 1. R448 AVR R449 Power Generator Automatic
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The R448 / R449 Automatic Voltage Regulator (AVR) is a high-quality AC control and voltage stabilization module designed for Leroy Somer diesel generator sets. It ensures stable output voltage, fast response to load changes, and reliable protection for connected equipment. Built with durable electronic components, this AVR provides accurate excitation control, improved generator performance, and extended alternator life. Ideal as a replacement or spare part, the R448 and R449 AVRs are widely used in industrial, commercial, and standby diesel gensets, offering easy installation, strong compatibility, and dependable long-term operation.
Specifications
High-concerned chemical
None
Model Number
R448
is_customized
Yes
Origin
Mainland China
TOP 2. CF-15A Diesel Brushless Generator Self-excited Magnetic
The CF-15A Diesel Brushless Generator AVR is a reliable self-excited magnetic control voltage regulator designed for stable and efficient generator performance. Specially built for brushless diesel generators, the CF15A AVR ensures accurate voltage regulation, fast response to load changes, and smooth power output. It protects electrical equipment by maintaining consistent voltage under varying operating conditions. With durable components, compact design, and easy installation, this control board is ideal as a replacement or spare part for gensets, offering dependable operation, improved alternator efficiency, and long service life in residential, commercial, and industrial power systems.
Specifications
High-concerned chemical
None
Origin
Mainland China
TOP 3. Good Quality MX321 AVR Permanent Magnet Generator
The MX321 AVR Permanent Magnet Generator Voltage Regulator is a good-quality, high-performance stabilizer designed for Stamford alternators. Built with red soft glue encapsulation, it offers excellent protection against vibration, dust, and moisture, ensuring long-term reliability. This AVR provides precise voltage regulation, fast response to load changes, and stable power output to protect connected equipment. Clearly marked with the Stamford logo, the MX321 is ideal as a replacement or spare alternator part for diesel gensets, delivering consistent performance, easy installation, and dependable operation in residential, commercial, and industrial applications.
Specifications
High-concerned chemical
None
is_customized
Yes
Brand Name
SHALUO
Origin
Mainland China
used for
PMG Permanent Magnet Generator
feature 1
red sofe rubber with Stamford logo
TOP 4. AVR M40FA640A Compatible with Original,
The AVR M40FA640A is a high-quality automatic voltage regulator designed to be compatible with the original Magneti Marelli generator AVR. It provides stable voltage control, quick response to load fluctuations, and reliable protection for your generator and connected electrical equipment. Built to meet strict performance standards, this regulator ensures smooth power output, improved generator efficiency, and longer alternator life. Easy to install and ideal as a replacement or spare part, the M40FA640A AVR is suitable for diesel gensets in industrial, commercial, and standby power applications, offering dependable voltage regulation you can trust.
Specifications
High-concerned chemical
None
Origin
Mainland China
TOP 5. MX341B Automatic Voltage Regulator Avr Permanent Magnet Generato
The MX341B Automatic Voltage Regulator (AVR) is a reliable stabilizer designed for permanent magnet generators. Featuring a red capacitor-protected design, it delivers precise voltage regulation, fast response to changing loads, and smooth, stable power output. Compatible with Shaluo/MX341B-style AVRs, it’s ideal as a replacement or spare part for diesel generator sets with PMG exciter systems. Built for durability and consistent performance, this AVR helps protect your electrical equipment and extend alternator life, making it a dependable choice for industrial, commercial, and home power applications.
Specifications
High-concerned chemical
None
Model Number
MX341B
is_customized
Yes
Brand Name
ezhiyuan
Origin
Mainland China
power
below 500kw
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