Repair Dead Bosch 18V 2.0Ah Battery | Replacement & Upgrade to 3.4Ah (18650 NCR18650B)

In this video, we repair a completely dead Bosch 18V 2.0Ah lithium-ion battery that shows no indicator light and is not charging. After disassembly and troubleshooting, we found corroded and fully dead 18650 cells. We replaced all cells with NCR18650B 3400mAh batteries, upgrading the pack from 2.0Ah to 3.4Ah capacity. You can find a list of tools and materials to purchase below: Tools/Components/Items (Shopee): 1. NCR18650B Battery - https://s.shopee.com.my/9zsblxmIXl?sh... 2. Spot Welder - https://s.shopee.com.my/2LTAeNOkqB?sh... 3. Nickel Strip - https://s.shopee.com.my/5AnM2HEoel?sh... Tools/Components/Items (Lazada): 1. NCR18650B Battery - https://s.lazada.com.my/s.D3eG3?cc&t=... Tools/Components/Items (TikTok): 1. NCR18650B Battery - https://vt.tiktok.com/ZS9epUrtRmyLE-N... 2. Spot Welder - https://vt.tiktok.com/ZS9epyuNnAV33-4... 3. Nickel Strip - https://vt.tiktok.com/ZS9epyo5E8GYn-d... Tools/Components/Items (Aliexpress): 1. NCR18650B Battery - https://s.click.aliexpress.com/e/_c2I... 2. Spot Welder - https://s.click.aliexpress.com/e/_c4C... 3. Nickel Strip - https://s.click.aliexpress.com/e/_c3G... Time Stamp: 00:00 - Teaser 00:08 - Intro 00:29 - Initial Check 00:49 - Disassembly 02:20 - Replacement 02:40 - Assembly 04:00 - Testing 04:35 - End Screen Social Media: YouTube:    / mycreativ3   Facebook:   / mycreativ3   Twitter:   / mycreativ3   Instagram:   / mycreativ3   Blogger: https://my-creative-engineering.blogs... TikTok:   / mycreativ3   Credit song: Royalty Free Music: Bensound.com Artist: Benjamin Tissot License code: NU8KX2MXCYV9B69D (Fun Day) License code: 9RJCHRX1YMZRGSYR (Elevate) Contact Info: [email protected] #BoschBattery #BatteryRepair #LithiumIon #18650 #DIYRepair #BatteryUpgrade