{"product_id":"zte-blade-d6-replacement-battery-38v-2200mah-li-ion","title":"ZTE Blade D6 Replacement Battery LI3822T43P3h716042 3.8V 2200mAh","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eZTE Blade D6 Series — 3.8V Li-ion Replacement Battery (LI3822T43P3h716042)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis is a 3.8V, 2200mAh Li-ion replacement battery for the ZTE Blade D6, Blade D6 Dual SIM, and D6 Dual SIM TD-LTE smartphones. It uses OEM part number LI3822T43P3h716042 and slots into the same bay as the original cell. If your Blade D6 no longer holds a full charge or shuts down unexpectedly, this cell addresses the hardware cause directly.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBlade D6 and D6 Dual SIM compatibility:\u003c\/strong\u003e\n    All three variants — standard D6, Dual SIM, and TD-LTE — share the same battery bay dimensions (71.33 x 60.00 x 4.34mm), connector pinout, and BMS handshake protocol. One cell covers all three models without modification.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this cell through full charge and load cycles on a Blade D6 unit. The BMS accepted the cell without fault codes, the charge IC reached 4.35V termination correctly, and the phone exited low-battery lockout cleanly from a depleted state.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFuel gauge recalibration on first use:\u003c\/strong\u003e\n    After fitting this cell, disable fast charging and run one complete discharge down to automatic shutdown, then charge uninterrupted to 100%. This gives the Blade D6's fuel gauge IC a clean reference curve for the new cell before high-current charging is introduced.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eWhy the Blade D6 reports wrong battery percentage after a cell swap\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThe Blade D6 uses a coulomb-counter fuel gauge IC that builds its capacity model from the original cell's charge and discharge curves over time. When a new cell goes in, the IC still references the old degraded curve, so displayed percentages drift from actual charge state. This causes the phone to show 40% remaining when the cell is nearly flat, or vice versa. One full discharge-to-shutdown and uninterrupted charge cycle resets the coulomb counter against the new cell's actual curve.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eSudden shutdown at 20–30% on the replacement cell\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThis happens when the modem, display, or both pull a current spike the cell cannot sustain at that state of charge — the cell voltage drops below the BMS cutoff threshold briefly, and the phone shuts off even though the fuel gauge still reads 20–30%. On a freshly installed cell before calibration, the fuel gauge IC has no accurate voltage-to-capacity map, so it does not predict this voltage cliff. After completing one full calibration cycle, the fuel gauge learns the cell's actual discharge curve and will trigger a low-battery warning before voltage reaches the cutoff point. If shutdowns continue after calibration, check that the cell connector is fully seated — a partial connection raises contact resistance and worsens voltage sag under load.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43392065175642,"sku":"BWCS-ZTD600XL-1","price":23.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43392065208410,"sku":"BWCS-ZTD600XL-2","price":26.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43392065241178,"sku":"BWCS-ZTD600XL-3","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-ZTD600XL-1.webp?v=1779143562","url":"https:\/\/batteryweb.com\/products\/zte-blade-d6-replacement-battery-38v-2200mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}