Hydrohertz’s technology is its patented Dectravalve, a compact, intelligent, multi-zone valve system that delivers precise ...
The charger was put to the test on Thursday by the Heron, an electric aquaculture boat launched by Maine Ocean Farms in Freeport this summer.
In independent testing, the Dectravalve showed it can slash the charging time from 30 minutes to roughly 10 minutes.
Supporters hope the fast charger can help accelerate the transition away from fossil fuel engine in some of Maine's marine ...
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