| โThis site contains affiliate links for which OEMDTC may be compensatedโ |
| General Service Bulletin (GSB): | 12V Battery Charging and Testing Quick Reference Guide |
| GSB Overview: | Information on 12V battery types, proper charging & testing procedures along with proper 12V battery maintenance and storage |
| NOTE: This information is not intended to replace or supersede any warranty, parts and service policy, Work Shop Manual (WSM) procedures or technical training or wiring diagram information. | |
This GSB includes information on the following topics:
- Battery Performance Measurements
- Battery Types
- Battery Charging and Testing Procedures
- Battery Management System (BMS) Operation
- Battery Handling and Long Term Storage
Battery Performance Measurements
- State of Charge (SOC) โ percentage (%)
- The amount of electrical energy stored in a battery at a given time expressed as a percentage of the energy when fully charged and dependent on the rate of discharge.
- Open Circuit Voltage (OCV) โ volts (v)
- The voltage of a battery when it is not delivering or receiving power.
- Cold Cranking Amps (CCA) โ amperes (a)
- The CCA rating is the number of amps that can be removed from a new fully charged battery at 0 deg F for 30 seconds while maintaining a voltage of at least 7.2v.
- Reserve Capacity (RC) โ minutes (min)
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SaleBestseller No. 1
NOCO GENIUS1, 1A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries
- Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers over 35% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.
- Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).
- Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
- Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
- Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
SaleBestseller No. 2
NEXPEAK NC202 10-Amp Battery Charger, 12V 24V LiFePO4 Lead Acid Portable Car Battery Charger 8-Stage Trickle Charger Smart Battery Maintainer w/Temp Compensation for Car Truck Motorcycle Lawn Mower
- ใLiFePO4 LEAD-ACID BATTERY CHARGERใ12V 10-Amp and 24V 5-Amp 8-stage quick battery charger, charging speed is much faster than 8-Amp or other automatic chargers. Charge or repair all 12-volt and 24volt LiFePO4 or lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawnmowers, boat marine, etc. Perfect household tool and present for daily use! NEW REPLACEMENT AVAILABLE FOR ANY QUALITY ISSUE.
- ใBRIGHTER SCREEN VISUALIZED CHARGINGใ Extra large LCD screen not only clear to see under the sunlight but also displays the charging and battery status; charge voltage and current, inside temperature, charge percentage, summer mode, winter mode, etc. The lengthened 10ft charging cable is more convenient to use.
- ใUPGRADED 8-STAGE CHARGING AND TRICKLE MODEใThe first battery charger that adopts 8-stage charging process, much safer and more efficient. Automatically enters trickle/float charging mode after fully charged, keep maintaining your batteries during summer winter and holidays, leave batteries for holiday months and still brand new when you back.
- ใOVERALL CHARGING PROTECTIONSใSmart control, temp compensation in hot climates and under-charging in cold climates, reverse protection, cooling system, overcurrent, fireproof material, overcharge, short circuit. Battery trickle charger with multiple protections ensures the safety charging at anytime anywhere. No worries!
- ใHIGH-EFFICIENCY PULSE REPAIRใAutomatically detects battery sulfation and acid stratification, takes the newest pulse repair function to restore lost battery performance for stronger engine starts and extended battery life. Note: can not activate or charge totally dead batteries.
SaleBestseller No. 3
NEXPEAK NC201 10-Amp Battery Charger, Smart Trickle Charger 12V 24V Car Battery Charger Fully Automatic Maintainer Desulfator w/Temp Compensation for Car Truck Lawn Mower Boat Marine Batteries
- ใ10-AMP QUICK CHARGERใ12V 10-Amp and 24V 5-Amp 7-stage quick battery charger, charging speed is much faster than 8-Amp or 5-Amp automatic chargers. Charge or repair all 12-volt and 24volt lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawn mowers, boats marine, etc. NEW REPLACEMENT AVAILABLE FOR ANY QUALITY ISSUE.
- ใ8 CHARGING PROTECTIONใSmart control, temp compensation in hot climates and under-charging in cold climates, reverse protection, cooling system, overcurrent, fireproof material, overvoltage, short circuit. Trickle charger with multiple protection ensure the safety charging at anytime anywhere. No worries!
- ใHIGH-EFFICIENCY PULSE REPAIRใAutomatically detects battery sulfation and acid stratification, take newest pulse repair function to restore lost battery performance for stronger engine starts and extended battery life. Note: can not activate or charging totally dead batteries.
- ใVISUALIZED CHARGINGใ Large LCD display the charging and battery status; charge voltage and current, inside temperature, charge percentage, summer mode, winter mode, etc. More convenient to use.
- ใPLUG AND PLAYใ no complicated steps, just plug and charge, stay at home and charge your batteries on your own. All-in-one battery solution as battery charger, battery maintainer, trickle charger, plus battery desulfator. The must-have tool for your garage
SaleBestseller No. 4
NEXPEAK 10-Amp Car Battery Charger, 12V and 24V Smart Fully Automatic Battery Trickle Charger Maintainer w/Temp Compensation for Truck Motorcycle Lawn Mower Boat Marine Lead Acid Batteries
- ใ10-AMP QUICK CHARGERใ12V 10-Amp and 24V 5-Amp 7-stage quick battery charger and maintainer, charging speed is much faster than 8-Amp or 5-Amp automatic chargers. Charge or repair all 12-volt and 24volt lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawn mowers, boats marine, etc. NEW REPLACEMENT AVAILABLE FOR ANY QUALITY ISSUE WITHIN 2 YEARS.
- ใSPRING/WINTER BATTERY TRICKLE CHARGERใBattery trickle charger and maintainer with multiple protections ensures the safety of charging perfectly for maintaining batteries over months in this winter or holidays. Avoid battery failure in advance. No worries! Perfect household tool and present for daily use! Smart control, temp compensation in hot or cold climates, reverse protection, cooling system, overcurrent, fireproof material, overcharge, short circuit.
- ใHIGH-EFFICIENCY PULSE REPAIRใAutomatically detects battery sulfation and acid stratification, take newest pulse repair function to restore lost battery performance for stronger engine starts and extended battery life. Note: can not activate or charging totally dead batteries.
- ใVISUALIZED CHARGINGใ Large LCD display the charging and battery status; charge voltage and current, inside temperature, charge percentage, summer mode, winter mode, etc. More convenient to use.
- ใPLUG AND PLAYใ no complicated steps, just plug and charge, stay at home and charge your batteries on your own. All-in-one battery solution as battery charger, battery maintainer, trickle charger, plus battery desulfator. The must-have tool for your garage
Bestseller No. 5
1.75-Amp Car Battery Charger, 6V and 12V Smart Fully Automatic Battery Charger Maintainer, Trickle Charger, Battery Desulfator for Car, Lawn Mower, Motorcycle, Boat, Marine Lead Acid Batteries
- ใBattery Charger, Maintainer&DesulfatorใAn compact size portable 4 in 1 battery charger, battery maintainer, trickle charger, and battery desulfator. Perfect for all types of 6-volt and 12-volt lead-acid automotive, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free batteries, suitable for cars, golf carts, motorcycles, boats, lawn mowers, marines, ATVs, UTVs etc.
- ใVisualized Charging with LCD ScreenใThe intelligent digital LCD screen clearly and visibly displays the charging status, charging percentage and voltage, charging current, etc. Always know how your battery charging is working.
- ใPulse Repair to Restore Your BatteryใBuilt-in advanced battery REPAIR technology, helps to restore the old/idle batteries lost performance and extend battery life. 7-stage charging program (desulfurization, trickle charging, constant current charging, constant voltage charging, battery current detection, compensation charging, Floating charging).
- ใPlug it and forget it & Trickle ChargingใSTD mode will automatically cut-off power after fully charged while trickle model will enter trickle charging and maintain your battery voltage at 12.5V. All around protection including short circuit, overload, low-voltage, high-voltage, overcharge, over-temperature, reverse-connection and over-current protection makes it really plug it and forget it.
- ใWhat You Getใ 2 Year 100% SATISFACTION SERVICE. Extra long 6.6ft SAE standard cord with detachable alligator and ring connectors. Press and hold the MODE button for 5 seconds, and the charger will be forced to switch to 12V charging mode. If you are not pleased with the product, please contact NEXPEAK directly for hassle-free return and refund.
SaleBestseller No. 6
NOCO GENIUS10, 10A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries
- Meet the GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers over 115% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.
- Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).
- Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
- Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
- Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
SaleBestseller No. 7
Schumacher SC1355 Maintainer Tri-Lingual Packaging, 1 Pack
- 3-in-1 Device: Combines a battery charger, maintainer and desulfator into one compact unit
- Advanced Charging Algorithm: Multi-stage charging employs an advanced charging algorithm to maximize battery charge, battery health, and the lifespan of your battery
- Float Mode Monitoring: While in float mode, the SC1355 battery charger and jump starter delivers a small current when necessary to keep the battery fully charged
- Maintain Stored Batteries: Keep stored or infrequently used batteries fully charged and in top condition with the Schumacher SC1355 battery maintainer
- Quick-Connect Harness: With the two included quick-connect harnesses, including quick-connect battery clamps and quick-connect ring leads, users can connect the maintainer to their vehicle battery in seconds
SaleBestseller No. 8
SaleBestseller No. 9
YONHAN Battery Charger 10-Amp 12V and 24V Fully-Automatic Smart Car Battery Charger, Battery Maintainer Trickle Charger, and Battery Desulfator with Temperature Compensation
- [All in One, Keep your battery charged and your car ready to go] This compact yet powerful 10-Amp 12V/24V smart battery charger is a versatile all-in-one solution, functioning as a charger, maintainer, trickle charger, and desulfator. It works with all 12V and 24V lead-acid batteries, including AGM, GEL, SLA, and Flooded types, for vehicles like cars, trucks, SUVs, motorcycles, lawnmowers, and boats. Input line length๏ผ90cm, Output line length๏ผ65cm
- [Your Ultimate Winter Car Battery Companion] This smart car battery trickle charger has winter and summer modes to adjust charging based on temperature, preventing battery drain. It includes safety features like reverse polarity protection, overcharge protection, and short circuit prevention, ensuring safe and reliable charging. Perfect for keeping your car battery charged during cold winters or long breaks.
- [Enjoy Precision Charging, Your car deserves the best] This automotive battery charger has a backlit LCD that shows voltage, current, power percentage, temperature, and mode settings, making it easy to check your battery's health. It includes a thermal sensor to adjust charging, preventing overcharging in heat and undercharging in cold. The charger remembers your last mode and defaults to it after a power outage.
- [Restore your Battery, Don't let a dead battery ruin your plans] This battery charger includes an advanced repair mode to revive old or idle batteries and extend their lifespan. Use repair mode if the battery won't charge normally. Its high and low-frequency pulse technology helps restore and activate batteries, but it won't work on completely dead, damaged, or lithium batteries.
- Note: 1. Our product is a car battery charger that requires connection to a power outlet for operation.2. Before use, please carefully read the product manual and select the appropriate charging mode for your battery. 3. This car battery charger cannot charge batteries voltage below 0.3V or batteries that are already damaged. 4. Always check your battery's voltage before attempting to charge. 5. If the battery indicator icon on the charger's display is flashing empty, this indicates that no battery has been detected, and charging will not be possible.
SaleBestseller No. 10
NOCO GENIUS2, 2A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries
- Meet the GENIUS2 - Similar to our G1100, just better. It's 30% smaller and delivers over 140% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.
- Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).
- Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
- Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
- Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
Last update on 2025-04-20 / Affiliate links / Images from Amazon Product Advertising API
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