Can a Battery Tender charge dead battery?
A completely dead battery should take at least 35-45 hours or more with a Battery Tender Junior (0.75 amps), and 20-30 with a Battery Tender Plus (1.25 amps). Unfortunately, these chargers cannot begin to charge a fully depleted battery.
Can a battery tender charge a dead battery?
No luck, every morning, still blinking red. Battery Tender will not charge a totally dead battery, or one with very low voltage. You need to hook up a ‘dumb’ charger and get some voltage built up, or jump start / jump charge the battery. Battery Tender will not charge a totally dead battery, or one with very low voltage.
Can a trickle or battery tender Charger properly charge a car?
Battery Tender Junior is rated for 0.75A, but a dead car battery needs 75 amp-hours, meaning an additional 80 hours of charging was required. Immediately after a full charge, the battery should read over 13V. Was she not able to charge it with the alternator? They can but will take more than a day. You need a real battery charger, really.
How long does it take to charge a dead battery?
A completely dead battery should take at least 35-45 hours or more with a Battery Tender Junior (0.75 amps), and 20-30 with a Battery Tender Plus (1.25 amps). Unfortunately, these chargers cannot begin to charge a fully depleted battery. They need to sense a certain amount of voltage before they can function.
What does the green light mean on a battery tender?
Green Light Flashing – With the green light flashing and red light ‘on’, it means that the battery is more than 80% charged and is ready to use. Green Light on Steady –It indicates that the charge is complete. Now, you probably know how to use a battery tender. Don’t forget to read the instructions mentioned on the product.
No luck, every morning, still blinking red. Battery Tender will not charge a totally dead battery, or one with very low voltage. You need to hook up a ‘dumb’ charger and get some voltage built up, or jump start / jump charge the battery. Battery Tender will not charge a totally dead battery, or one with very low voltage.
Battery Tender Junior is rated for 0.75A, but a dead car battery needs 75 amp-hours, meaning an additional 80 hours of charging was required. Immediately after a full charge, the battery should read over 13V. Was she not able to charge it with the alternator? They can but will take more than a day. You need a real battery charger, really.
A completely dead battery should take at least 35-45 hours or more with a Battery Tender Junior (0.75 amps), and 20-30 with a Battery Tender Plus (1.25 amps). Unfortunately, these chargers cannot begin to charge a fully depleted battery. They need to sense a certain amount of voltage before they can function.
Green Light Flashing – With the green light flashing and red light ‘on’, it means that the battery is more than 80% charged and is ready to use. Green Light on Steady –It indicates that the charge is complete. Now, you probably know how to use a battery tender. Don’t forget to read the instructions mentioned on the product.