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 [...]
Battery Banks & Over Current Protection
Battery Banks & Over-Current Protection A 300A (MRBF)Battery Terminal Mounted Fuse by Blue Sea Systems In this article we will discuss fuse selection, [...]
Drop-In LiFePO4 Batteries – Be an Educated Consumer
Lead is Dead! (Except for Starting Batteries) Warning: This article is long and detailed—it may require two reads to fully grasp the nuances [...]
Making Sense of Automatic Charging Relays
Making Sense of the ACR WARNING: ACR's are not for use with LiFePO4 Batteries! What is an ACR? An ACR is nothing more [...]
Programming a Balmar External Voltage Regulator
Preface This article contains three separate videos that show how to physically program Balmar regulators. The videos are meant to be watched in [...]
Installation & Orientation of Flooded Batteries on Boats
Port to Starboard Orientation This photo is simulating a sailboat heeling with flooded batteries. For years I’ve wanted to write this article, but [...]
How Fast Can an AGM Battery be Charged?
TEST EQUIPMENT USED IN THIS ARTICLE BUY MHT RECOMMENDED TEST EQUIPMENT - AMAZON Baseline Discharge 49.3% SOC PREFACE: This article looks at the *charging times & [...]
Winter Battery Storage & Self Discharge Characteristics
December 11, 2012 After having a discussion with one of my customers, about leaving his battery charger running on-board all winter, a practice [...]
Under-Load Battery Voltage vs. SoC
After 20 Hour Capacity Test = 95.69 Ah Capacity For this test I wanted to: Show the relationship of loaded voltage to SoC [...]
Battery Melt Down Narrowly Averted
Note The Melting of The Battery Case (originally published July 2012) The connections to your batteries matter. How you make them, how you [...]
DIY LiFePO4 Batteries On Boats
DIY LiFePo4 On Boats Last edit;3/26/23: The base of this article was written in 2009 but this does not mean the information here [...]
What is a Deep Cycle Battery?
Light Cycle vs. Deeper Cycle NOTE: This article deals with FLOODED marine batteries, not AGM or GEL batteries. The Problem: The problem, as [...]