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electrical:12v:charging [2021/09/06 11:51]
frater_secessus [battery manufacturer charging guidelines] |
electrical:12v:charging [2021/09/06 18:34]
frater_secessus [Table] |
| ===== battery manufacturer charging guidelines ===== | ===== battery manufacturer charging guidelines ===== |
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| Part of figuring out charging setpoints is to figure out who actually made the battery: | If your battery does not come with charging instructions then you will have to figure out who actually made the battery, and follow //their// instructions: |
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| > Deep cycle battery manufacturers such as East Penn Manufacturing, EnerSys, Exide Technologies, GS Yuasa, and Johnson Controls dominate the global market((https://www.businesswire.com/news/home/20170215005980/en/Top-5-Vendors-in-the-Global-Deep-Cycle-Batteries-Market-from-2017-2021-Technavio)) | > Deep cycle battery manufacturers such as East Penn Manufacturing, EnerSys, Exide Technologies, GS Yuasa, and Johnson Controls dominate the global market((https://www.businesswire.com/news/home/20170215005980/en/Top-5-Vendors-in-the-Global-Deep-Cycle-Batteries-Market-from-2017-2021-Technavio)) |
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| | Notice how your brand of battery is not listed? Batteries may be made to spec for the companies who label and sell them, or just standard batteries rebadged with sellers' branding. |
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| Note: the voltages below are typically for | ==== collected recommendations ==== |
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| | The following data has been collected as an overview. Read the linked documents and make your own decisions rather than relying on the collection. |
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| ^ Manufacturer ^ Flooded | **AGM** | **Gel** | **Lithium** | | Note: the voltages below are what you plug into the controller, and the controller is assumed to have temperature compensation to account for battery temperature.((controllers without external temp sensors are measuring //controller// temp)) |
| | [[|Crown]] | | | | | | |
| | [[https://www.mastervolt.com/charging-batteries/|Mastervolt]] | | Min C/6.66((15%)) - C/4\\ Max C/3.33((30%))\\ Vabs 14.25\\ Vfloat 13.8v | Min C/6.66((15%)) - C/4\\ Max C/2((much higher than usual))\\ Vabs 14.25v\\ Vfloat 13.8v | Min: n/a\\ Max C/3.33((30%, for "maximum lifespan", somewhat lower than usual))\\ Vabs 14.25v\\ Vfloat 13.5v | | |
| | Rolls | | [[http://support.rollsbattery.com/en/support/solutions/articles/4345-agm-charging|Min]] C/10\\ Recommended C/5\\ Max C/3.33((30%))\\ Vabs 14.7v\\ Vfloat 13.8v\\ Temp comp **4**mV/cell | [[http://support.rollsbattery.com/en/support/solutions/articles/4345-agm-charging|Min]] C/10\\ Recommended C/5\\ Max C/3.33\\ [[http://support.rollsbattery.com/en/support/solutions/articles/222287-battery-charging-gel|Vabs]] 14.28v\\ Vfloat 13.28v\\ Temp comp **3**mV/cell | | | |
| | Trojan | Min\\ [[https://www.trojanbattery.com/tech-support/battery-maintenance/|Max]] C/7.7((13%))\\ [[http://www.trojanbattery.com/pdf/datasheets/T105_Trojan_Data_Sheets.pdf|Vabs]] 14.82v\\ Vfloat 13.5v\\ Vequal 16.2v\\ Temp comp 5mV/cell | Min n/a\\ [[https://www.trojanbattery.com/tech-support/battery-maintenance/|Max]] C/5\\ Vabs 14.4v\\ Vfloat 13.5v\\ Vequal n/a | Min n/a\\ Max C/7.7((13%))\\ Vabs 14.4v\\ Vfloat 13.5v\\ Vequal n/a | | | ^ Manufacturer ^ Flooded | **AGM** | **Gel** | **Lithium** | |
| | US Battery((https://www.usbattery.com/wp-content/uploads/2014/05/usb-charging-recommendations.pdf)) | Charge rate C/10\\ Vabs 14.7v\\ Vfloat 13.0v\\ Vequal 15.3v | | | | | | Crown((https://www.crownbattery.com/hubfs/Downloads/Safety.First.Deep-Cycle-Batteries.pdf)) | Min: C/10\\ Max: C/5((up to C/4 for CR235, see https://www.altestore.com/static/datafiles/Others/CR-235%20PowerSheet.pdf)) \\ Vabs 14.5v\\ Vfloat 13.5v\\ Veq 15.5v | | | | |
| | Surrette | | | | | | | [[https://www.mastervolt.com/charging-batteries/|Mastervolt]] | | Min C/6.66((15%)) - C/4\\ Max C/3.33((30%))\\ Vabs 14.25\\ Vfloat 13.8v | Min C/6.66((15%)) - C/4\\ Max C/2((much higher than usual))\\ Vabs 14.25v\\ Vfloat 13.8v | Min: n/a\\ Max C/3.33((30%, for "maximum lifespan", somewhat lower than usual))\\ Vabs 14.25v\\ Vfloat 13.5v | |
| | Fullriver | | | | | | | Rolls / Surrette | | [[http://support.rollsbattery.com/en/support/solutions/articles/4345-agm-charging|Min]] C/10\\ Recommended C/5\\ Max C/3.33((30%))\\ Vabs 14.7v\\ Vfloat 13.8v\\ Temp comp **4**mV/cell | [[http://support.rollsbattery.com/en/support/solutions/articles/4345-agm-charging|Min]] C/10\\ Recommended C/5\\ Max C/3.33\\ [[http://support.rollsbattery.com/en/support/solutions/articles/222287-battery-charging-gel|Vabs]] 14.28v\\ Vfloat 13.28v\\ Temp comp **3**mV/cell | | |
| | East Penn / Deka | | | | | | | Trojan | Min C/10\\ [[https://www.trojanbattery.com/tech-support/battery-maintenance/|Max]] C/7.7((13%))\\ [[http://www.trojanbattery.com/pdf/datasheets/T105_Trojan_Data_Sheets.pdf|Vabs]] 14.82v\\ Vfloat 13.5v\\ Vequal 16.2v\\ Temp comp 5mV/cell | Min n/a\\ [[https://www.trojanbattery.com/tech-support/battery-maintenance/|Max]] C/5\\ Vabs 14.4v\\ Vfloat 13.5v\\ Vequal n/a | Min n/a\\ Max C/7.7((13%))\\ Vabs 14.4v\\ Vfloat 13.5v\\ Vequal n/a | | |
| | | US Battery((https://www.usbattery.com/wp-content/uploads/2014/05/usb-charging-recommendations.pdf)) | Charge rate C/10\\ Vabs 14.7v\\ Vfloat 13.0v\\ Vequal 15.3v | Charge rate C/10\\ Vabs 14.7v\\ Vfloat 13.4v\\ Veq (same as Vabs) | | | |
| | | Fullriver((http://resources.fullriverbattery.com/fullriver-battery/charging-instructions/batteries.pdf)) | n/a | Charge rate C/5\\ Vabs 14.7v\\ Vfloat 13.65v | | | |
| | | East Penn / Deka((https://www.cruisersforum.com/forums/f14/duracell-gc2-charging-specs-163920.html#post2092450)),((https://www.eastpennmanufacturing.com/wp-content/uploads/Renewable-Energy-Charging-Parameters-1913.pdf))\\ including GC10 (aka Duracell GC2) and GC15 (Duracell EGC2) | Max C/3.3((.3C))\\ Vabs 14.4V - 14.7V\\ Vfloat 13.8V - 14.1V\\ Veq 15.0v - 15.3v | | | | |
| | | Odyssey (by EnerSys)((https://www.continentalbattery.com/assets/Odyssey_Owners_Manual.pdf)),((https://www.odysseybatteries.com/odyssey/docs/us-ody-tm.pdf)) | | Min ~C/3((actually 40% of C/10 rate))\\ Vabs 14.7v\\ Vfloat 13.6v | | | |
| | | Energizer GC2 (by Johnson Controls)((https://forum.solar-electric.com/discussion/comment/274935#Comment_274935)) | Vabs 14.8v\\ Vfloat 13.2v\\ Veq 15.6v | | | | |
| | | Interstate GC2((https://www.interstatebatteries.com/support/golf-cart-battery-installation-and-maintenance)) | Min C/10 \\ Max C/7.7((.13C))\\ Vabs 14.8v\\ Vfloat 13.5v\\ Veq 16.2v | | | | |
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