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--- electrical:12v:directcharginglfp [2025/03/18 17:12]
frater_secessus [current drawn expressed as C-rate] paribus
+++ electrical:12v:directcharginglfp [2025/03/28 20:27] (current)
frater_secessus [failures]
@@ Line 119: / Line 119: @@
 === lessons ===
-  -  Think twice about  direct-charging banks that have 2-3x the capacity of your alternator's rating.   If you need to do this use [[electrical:12v:b2b|a DC-DC charger]], external regulation, or current reduction with resistance as described elsewhere in this article.
+  -  Think twice about  direct-charging banks that have 2-3x the capacity of your alternator's rating.   If you need to do this use a **properly-sized** [[electrical:12v:b2b|DC-DC charger]], external regulation, [[electrical:12v:alternator_details#thermal_switches|thermal switches]], current reduction with resistance as described elsewhere in this article, etc
   - do not idle to charge.

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