How do you read a battery date code?

The 1st two digits of the serial number are letters with the remaining 10 digits being numbers. The date code is on a label located on the back side of the battery. The code is one letter, followed by one number. The letter is code for the month.

How do you read date codes on lithium batteries?

The first five numeric characters represent the month, day, & year of manufacture (MM/DD/Y). The second two digits designate the day of the month, from 01 to 31. The fifth digit designates the year from 0 to 9. This digit is repeated every 10 years.

How do you read a battery?

Understanding the specifications

  1. 1st digit – Voltage. 1-2 = 6 Volt Battery. 5-7 = 12 Volt Battery.
  2. 2nd & 3rd digits – Nominal capacity. 560 = 60Ah @ 20 hour rate. 660 = 160Ah @ 20 hour rate.
  3. 4th & 5th digits – The unique code number referencing battery performance and features.

How old is my battery by serial number?

If there is no date sticker, the battery will have a strip, engraving, or heat stamp with a decipherable alphanumeric code. Typically found on the battery cover and sometimes on the battery itself, this code can be several characters long, giving the date information in the first two characters in the sequence.

Where is the manufacture date on a battery?

Most battery manufacturers stamp a date code on the top of the battery. It’s almost always the first number and first letter.

What do battery letters mean?

The letters on a battery give the size, in height and width, of the battery. AA means “50.5mm x 14.5mm.” The later the letter the larger the battery. “D” is larger than “C”, etc. “A” is larger than “AA” is larger than “AAA”.

How do you decode a battery by serial number?

The first letter refers to the month it was manufactured: A-L refers to January – December. The number refers to the year in which the battery was made. For example: 2 would be 2012, 3 would be 2013, 4 would be 2014, etc. The last letter refers to the plant in which the battery was made.

How old is my battery?

How do I read my car battery results?

If your battery is greater than 12.45 volts it is sufficiently charged. Anything below that should be recharged and tested with professional test equipment….Step 3: Read the test results.

  1. 12.66 volts = 100% charged.
  2. 12.45 volts = 75% charged.
  3. 12.24 volts = 50% charged.
  4. 12.06 volts = 25% charged.
  5. 11.89 volts = 0% charged.

What do the numbers and letters on batteries mean?

Date Code: Most batteries have a date code, usually a long string of numbers and letters that show when the battery was purchased. One row of one- or two-letter codes indicates the month, the other row of numbers is the last digit of the year.