


Allegro 12″ Axial Explosion-Proof (EX) Metal Blower (220V AC/50 Hz).
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Allegro 12″ Axial Explosion-Proof (EX) Metal Blower (220V AC/50 Hz).Designed for applications requiring larger amounts of air output, the explosion proof 12 (30. 4 cm) Axial Blower offers a 1 3 HP single phase motor with an efficient three blade impeller in a rugged and lightweight metal housing. Also included is a NEMA rated 125V plug for use with an explosion proof socket (sold separately). Meets Class I, Division 1 and 2, Groups C & D, Class II Division 1 and 2 Groups F & G. Certified to CSA Standard C22. 2 No.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 546 reviews
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Product Reviews
★★★★★ 5
Great bang for your buck!
Swapped out my old impeller and this helped fix my overheating issue. Super high quality, fit like a glove. If you know what you’re doing it’ll take you an hour tops. Super solid for the price! Fit into my 1990 alpha one gen 1 outdrive on my 4.3 Mercruiser.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 22, 2025
★★★★★ 4
Decent Kit
It's a pretty decent kit. Comes with all the lower unit options whether yours needs that particular part or not.
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Reviewed in the United States on June 22, 2025
★★★★★ 5
Alpha one gen I
Good fit
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Reviewed in the United States on March 1, 2026
★★★★★ 5
Quality for the price
All necessary parts good quality
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Reviewed in the United States on March 16, 2026
★★★★★ 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