★★★★★ 5
Quality for the price
All necessary parts good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
Grizzly G7979 - Rotary Phase Converter - 20 HP
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Grizzly G7979 - Rotary Phase Converter - 20 HPG7979 20 HP Rotary Phase Converter Save money by increasing efficiency and decreasing electricity use. The G7979 20 HP Rotary Phase Converter allows you to operate 3 phase machinery from a single phase power source at 100% power and 95% efficiency. Each model operates up to twice its nameplate rating in mixed motor load. For heavily loaded or hard start machinery, such as gearhead lathes, compressors or dust collectors, choose a nameplate rating 3
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
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4.5 ★★★★★
Based on 939 reviews
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Product Reviews
★★★★★ 5
quality
prefect fit, best pricing over local outlets wanting twice as much
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Reviewed in the United States on February 19, 2026
★★★★★ 3
Ok
Not bad not great. Quality feels cheap.
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Reviewed in the United States on December 30, 2025
★★★★★ 5
Lower unit water pump
Worked fine
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Reviewed in the United States on October 16, 2025
★★★★★ 5
Water impeller Johnson
Size: 85-300 HP
Worked perfect for my 1988 Johnson 88 spl
already been on the water, no issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2026
