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BatteryClerk Prime FAST 1-2 day shipping to most of Canada
BatteryClerk Prime FAST 1-2 day shipping to most of Canada
Samsung Galaxy S21 5G Galaxy S21 5G UW SC-51B SGH- Replacement Battery-main
SKU CS-SMG991XL

Replacement Battery Compatible with Samsung Galaxy S21 5G SM-G991U1 SM-G991B DS SM-G991D Galaxy S21 5G UW SC-51B SGH-N649 SM-G991U SM-G991V SM-G991R4

$23.69 - $23.69
$23.69
$23.69 - $23.69
$23.69
Usually Ships in 4—8 Business Days
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INFO
  • This is a replacement compatible with a Samsung Mobile Phone Battery
  • Volts: 3.87V (3.87 Volts)
  • Capacity: 3900mAh (3.9Ah)
  • Type: Li-Polymer
  • Color: Black
  • Samsung Galaxy S21 5G SM-G991U1 SM-G991B DS SM-G991D Galaxy S21 5G UW SC-51B SGH-N649 SM-G991U SM-G991V SM-G991R4 SM-G991A SM-G991P SM-G991T SM-G991W Replacement Batteries.
  • Mfgr Part # EB-BG991ABY GH82-24537A EB-BG991ABU
  • Dimensions: 2.74 in. L x 2.36 in. W x 0.2 H in.
  • Weight: 0.2 lb
  • Warranty: 1 Year

Disclaimer: Our products are not affiliated with, authorized by, manufactured by, or sold by Samsung.

FAQs

  • What is the best Replacement Battery Compatible with Samsung Galaxy S21 5G SM-G991U1 SM-G991B DS SM-G991D Galaxy S21 5G UW SC-51B SGH-N649 SM-G991U SM-G991V SM-G991R4?

    The CS-SMG991XL is the best Replacement Battery Compatible with Samsung Galaxy S21 5G SM-G991U1 SM-G991B DS SM-G991D Galaxy S21 5G UW SC-51B SGH-N649 SM-G991U SM-G991V SM-G991R4.

  • What is your return policy and battery warranty?

    Our batteries are backed by easy 30-day returns and a 12-month warranty.

  • How do I find the best replacement Battery?

    Our search tool at the top of the website should give you the best results. Search by brand or part number to see if we have the right match for you.

  • What does Li-ion and Ni-MH mean?

    They represent different types of rechargeable batteries. Li-ion stands for Lithium Ion, lithium ions move from the negative electrode through an electrolyte to the positive electrode during discharge and back when charging. Ni-MH stands for nickel-metal hydride where the negative electrode is made from a hydrogen-absorbing alloy.

  • Do you have a wholesale, reseller and large volume purchase program?

    Yes, our bulk purchasing program saves you money and allow you to obtain the batteries you need in one easy, hassle-free transaction. Apply here.

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Frequently Asked Questions

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Why are prices so low?

All we do is sell replacement batteries, we are very good at that!

Manufacturer's are not able to process smaller orders quickly and efficiently.

BatteryClerk specializes in processing any size order accurately and fast.

When do new orders ship?

All AJC Battery orders placed Monday-Friday leave our warehouse the same day if placed before 2PM EST.

If your order is placed Friday after 2PM through Sunday, your order will be shipped out Monday morning.

What is your warranty policy?

We stand behind our products with 30-day easy returns and a 12 month warranty. Lawn and tractor batteries have a 6 month warranty.

What is the BatteryClerk return policy?

View our return policy.

What battery do I need?

Please enter the brand and model number of your device or battery you need to replace in the search bar at the top of this page. 

As long as the voltage, terminals and dimensions match, then you will be able to use this as a compatible battery replacement option.