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New Release: SFK-275SE with Victron Coms

Monday, April 15, 2024

Sun Fun Kits presents: The SFK-275SE Smart Endurance Active Balancing Battery! Yes the lightest and most energy dense LFP battery on the market that also features a 150 amp bms, support for 4s series .....

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SFK - Sun Fun Kit 300HP LifePO4 Battery Upgrade Features

Wednesday, March 20, 2024

Nice example showing the 300HP connected to a Victron system using the data port!

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New Kits Information

Monday, February 26, 2024

All new kits will have routed out access holes vs the hot knife that we used previously for a cleaner and nicer look.

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SFK HUB Final PCB design

Friday, February 16, 2024


SFK HUB Final PCB design! 4 Hard.....

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BMS Instruction

Friday, January 26, 2024


Extremely importan.....