Our Recommended Drop-In LifePo4 Batteries

Rod, What are your Recommended Drop-In Batteries for Marine Use? Disclaimer: I still type with one finger as my left arm is still 100% paralyzed. Typo's happen [...]

Power Queen LiFePo4 Problems

Critical LifePo4 BMS Data You Should Not Be Without! The Critical Information You Miss In the image above this brand new 100Ah PowerQueen, (no bluetooth BMS)  has [...]

AGM vs. LiFePO4 Longevity

AGM vs. LiFePO4 The AGM Bank This short article takes a look at two real world use battery banks used on cruising boats, a 2.5 year old  420Ah [...]

Marine Wire Labeling

Brother P-Touch & Tze Labels I get asked quite a bit how I label wires on boats and finally got around to an answer. Technically this is [...]