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I have a Skytec firewall forward kit on CH 750 STOL with a 912is engine. In Zenith youtube video 10 years ago they recommended NOT to use Lithium. I have Lithium Earthx900 installed. Am I wrong? Or is the video outdated? Advice?
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Much has changed in ten years. My advice would be to search Rotax-owner.com as this topic has several threads with discussions listing the pros and cons of a LifePo4 battery in an engine that requires electrical power to run. I’d then contact your nearest Rotax service center, and finally EarthX, and talk to them about your particular setup and seek their advice. I’ve had zero problems with my EarthX battery, installed it in my 701 with a 912UL over five years ago.
I think you are fine. You could call or email Skytek. They are great. I've been talking with them, and I'm pretty sure Keith told me that EarthX is good. But check with them to be certain.
Many of the issues related to older "lithium" batteries do not apply to EarthX batteries (LifePo4). There's a lot of info available on the difference.
I don't know what Rotax has to say on the subject but it's always wise to follow mfger's recommendations.
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