

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vietnam.
⚡ Power up with confidence — the ultimate voltage guardian for your generator!
The R448 AVR by Thunder Parts is a high-precision automatic voltage regulator designed as an exact generic replacement for the Leroy Somer R448 model. Featuring a robust 10A overload current protection, wide voltage sensing capabilities across 110V, 220V, and 380V inputs, and built-in electronic safeguards against overload, short circuit, and loss of sensing, it ensures stable and reliable generator performance. Supported by a 2-year warranty, this 2.47-pound device offers professional-grade durability and easy reset functionality, making it a trusted choice for maintaining optimal voltage regulation.







| ASIN | B07LFCPGT6 |
| Best Sellers Rank | #1,396,669 in Automotive ( See Top 100 in Automotive ) #469 in Automotive Replacement Alternator Voltage Regulators |
| Brand | Thunder Parts |
| Customer Reviews | 4.8 4.8 out of 5 stars (8) |
| Date First Available | December 17, 2018 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 2.47 pounds |
| Item model number | R448 AVR |
| Manufacturer | Thunder Parts |
| Manufacturer Part Number | R448 AVR |
| Package Dimensions | 8.9 x 6.38 x 2.64 inches |
R**R
Worked well
Worked very well in generator FG Wilson
E**O
Buen producto
Trustpilot
1 month ago
2 months ago