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Camper, Motorhome Battery Charger Circuit

Last Updated on July 28, 2026 by Swagatam Leave a Comment

offshore 2

In this post I have explained a battery charger circuit specifically designed for camper and motorhome applications, so it can serve as an effective camper/motorhome battery charger circuit operating through any shore power supply source. The idea was suggested by “music girl”. Battery Charger for Motorhomes Based on this customized battery charger circuit I would […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Camper, Charger, Motorhome

Battery Backup Time Indicator Circuit

Last Updated on May 17, 2026 by Swagatam 2 Comments

In this post I have explained a battery backup time indicator circuit for monitoring the battery power usage by the connected load and for estimating the approximate remaining backup time of the battery. The idea was requested by Mr. Mehran Manzoor. Circuit Objectives and Requirements I want a circuit which shows remaining time of backup […]

Filed Under: Battery Charger Circuits Tagged With: Backup, Battery, Indicator, Time

Triac Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 57 Comments

triac battery charger circuit 750x445

A triac based battery charger replaces a normal relay for automatically cutting off power to the battery very efficiently. In this post I have explained a simple a battery charger circuit using a triac auto shut-off facility. The circuit can be used for charging any high current, high AH types battery with a full-charge auto […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Triac

How to Select the Right Charger for Li-Ion Battery

Last Updated on May 17, 2026 by Swagatam 3 Comments

licharger

In this discussion we try to learn the right procedure for selecting a charger for a Li-ion battery. The question was raised by Mr. Akshay. Li-Ion Charger Related Question I have a 5000mAh Li-ion battery. Can i select a charger for my Li-ion battery having the following specifications, the product is available on ebay? I […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Right, Select

High Voltage Battery Charger Circuit

Last Updated on July 25, 2026 by Swagatam 62 Comments

high voltage battery charger circuit compressed

In this post I have explained a simple automatic High Voltage Battery Charger Circuit which can be used for an automatic charging control of any preferred high voltage battery bank such as a 360V battery bank. The idea was requested by “resonance”. Circuit Objectives and Requirements Circuit Diagram The Design The figure above shows a […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, High, Voltage

Battery Health Checker Circuit for Testing Battery Condition and Backup

Last Updated on May 17, 2026 by Swagatam 16 Comments

battery2Bchecker

In this article I have explained a simple battery health checker circuit which uses ordinary components for enabling the user to get an instant reading of the battery efficiency or regarding its effective discharge rate. The idea was requested by Mr. Shrishail. Circuit Objectives and Requirements Nowadays i confirm the battery depicted below. First the […]

Filed Under: Battery Charger Circuits Tagged With: Backup, Battery, Checker, Condition, Health, Testing

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