Find the location and date of manufacturer of a Fitbit Ace LTE

Use the information below to find out where and when your Fitbit Ace LTE was manufactured.

Fitbit Ace LTE and its accessories are made by Google LLC.  

Contact us at g.co/fitbitace/help.

Fitbit Ace LTE

Look for a 14 digit manufacture code on the Fitbit Ace LTE where the band loops through the watch.

The manufacture code is also shown as SN: XXXXXXXXXXXXXX on the label affixed to the side of the Fitbit Ace LTE packaging.  

If you received a replacement Fitbit Ace LTE, the 14 digit manufacture code is also shown as SN: XXXXXXXXXXXXXX below the barcode on the replacement packaging label.  

Identifying the location of manufacture

Use the fifth, sixth and seventh digits of the manufacture code to identify the location of manufacture using this code:

1LT means the Fitbit Ace LTE was manufactured at Bac Ninh Province, Vietnam.

Identifying the date of manufacture

Use the first 4 digits to identify the date of manufacture.  

The first digit identifies the year of manufacture using this code: 

3 means 2023

4 means 2024

5 means 2025

6 means 2026

The second digit identifies the month of manufacture using this code: 

1 means January

2 means February

3 means March

4 means April

5 means May

6 means June

7 means July

8 means August

9 means September

A means October

B means November

C means December

The third and fourth digit identifies the day of the month.  For example, 01 means the 1st day of the month, 14 means the 14th day of the month, 30 means the 30th day of the month.  

Example

If the first 4 digits of the code are 4B23, this means the manufacture date is November 23, 2024.  This is because:

4 means the year is 2024

B means the month is November

23 means the day is the 23rd day of the month

Accessories

A manufacture code is included on Ace Bands, USB-C Fast Charging Cables and Protective Bumpers, and their packaging.

Ace Bands

For Ace Bands, you can find the 4 digit manufacture code on the band where it attaches to the Fitbit Ace LTE.  

If the 4 digit manufacture code on the Ace Band is ‘FYMD’, that means the Ace Band was manufactured in Guangdong Province, China between February 6, 2024 and 18 March 2024.  

If you purchased an Ace Band separately from your Fitbit Ace LTE, a 15 digit manufacture code is also shown as SN: XXXXXXXXXXXXXXX on the label affixed to the back of the Ace Band packaging.  

USB-C Fast Charging Cables

For USB-C Fast Charging Cables, the manufacture code is the last 4 digits of the number printed on the cable.  

If you purchased a USB-C Fast Charging Cable separately from your Fitbit Ace LTE, the 4 digit manufacture code also appears above the barcode on the label affixed to the back of the packaging.

Protective Bumpers

For Protective Bumpers, the 4 digit manufacture code is the last 4 digits printed on the inside surface of the bumper.  

If you received a replacement Protective Bumper, the 4 digit manufacture code is also shown on the replacement packaging label under the country of manufacture.  

Identifying the location of manufacture using a 4 digit manufacture code

Use the first digit in the 4 digit manufacture code to identify the location of manufacture.

T on an Ace Band means the band was manufactured at Guangdong Province, China.

T on a Protective Bumper means the bumper was manufactured at Guangdong Province, China.

I means the accessory was manufactured at Guangdong Province, China.

S means the accessory was manufactured at Guangdong Province, China.

A means the accessory was manufactured at Jiangsu Province, China.

F means the accessory was manufactured at Guangdong Province, China

Identifying the date of manufacture using a 4 digit manufacture code

Use the second, third and fourth digits in a 4 digit manufacture code to identify the date of manufacture.  

If the second, third and fourth digits in a 4 digit manufacture code on an Ace Band is ‘YMD’, that means the Ace Band was manufactured between February 6, 2024 and March 18, 2024.  Otherwise, please use the following information to identify the manufacture date:

The second digit identifies the year using this code: 

3 means 2023

4 means 2024

5 means 2025

6 means 2026

The third digit identifies the month using this code: 

1 means January

2 means February

3 means March

4 means April

5 means May

6 means June

7 means July

8 means August

9 means September

A means October

B means November

C means December

The fourth digit identifies the day of the month using this code: 

1 means the 1st day of the month

2 means the 2nd day of the month

3 means the 3rd day of the month

4 means the 4th day of the month

5 means the 5th day of the month

6 means the 6th day of the month

7 means the 7th day of the month

8 means the 8th day of the month

9 means the 9th day of the month

A means the 10th day of the month

B means the 11th day of the month

C means the 12th day of the month

D means the 13th day of the month

E means the 14th day of the month

F means the 15th day of the month

G means the 16th day of the month

H means the 17th day of the month

J means the 18th day of the month

K means the 19th day of the month

L means the 20th day of the month

M means the 21st day of the month

N means the 22nd day of the month

P means the 23rd day of the month

Q means the 24th day of the month

R means the 25th day of the month

S means the 26th day of the month

T means the 27th day of the month

U means the 28th day of the month

V means the 29th day of the month

W means the 30th day of the month

X means the 31st day of the month

Example

If second, third and fourth digits in the manufacture code for and Ace Band are 39H, this means the manufacture date is September 17th, 2023.  This is because:

3 means the year is 2023

9 means the month is September

H means the day is the 17th day of the month.

Identifying the location of manufacture using a 15 digit manufacture code on Ace Band packaging

On Ace Band packaging, use the first digit of the 15 digit manufacture code to identify the location of manufacture using this code:

T means the Ace Band was manufactured at Guangdong Province, China.

Identifying the date of manufacture using a 15 digit manufacture code on Ace Band packaging

Use the eighth, ninth and tenth digits in the manufacture code to identify the date of manufacture.  

The eighth digit identifies the year of manufacture using this code: 

3 means 2023

4 means 2024

5 means 2025

6 means 2026

The ninth digit identifies the month of manufacture using this code: 

1 means January

2 means February

3 means March

4 means April

5 means May

6 means June

7 means July

8 means August

9 means September

A means October

B means November

C means December

The tenth digit identifies the day of the month using this code: 

1 means the 1st day of the month

2 means the 2nd day of the month

3 means the 3rd day of the month

4 means the 4th day of the month

5 means the 5th day of the month

6 means the 6th day of the month

7 means the 7th day of the month

8 means the 8th day of the month

9 means the 9th day of the month

A means the 10th day of the month

B means the 11th day of the month

C means the 12th day of the month

D means the 13th day of the month

E means the 14th day of the month

F means the 15th day of the month

G means the 16th day of the month

H means the 17th day of the month

J means the 18th day of the month

K means the 19th day of the month

L means the 20th day of the month

M means the 21st day of the month

N means the 22nd day of the month

P means the 23rd day of the month

Q means the 24th day of the month

R means the 25th day of the month

S means the 26th day of the month

T means the 27th day of the month

U means the 28th day of the month

V means the 29th day of the month

W means the 30th day of the month

X means the 31st day of the month

 

Example

If the first 3 digits of the code are 48B, this means the manufacture date is August 11, 2024.  This is because:

4 means the year is 2024

8 means the month is August

B means the day is the 11th day of the month.

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