{"product_id":"midea-m71-replacement-battery-144v-5200mah-li-ion","title":"Midea M71 Cordless Vacuum Replacement Battery 14.4V 5200mAh BP14452A","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eMidea M71 \/ M7 Pro \/ I10 — 14.4V Li-ion Replacement Battery (BP14452A)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis is a 14.4V, 5200mAh (74.88Wh) lithium-ion battery that replaces part number BP14452A in the Midea M71, M7 Pro, I10, and M7 Max cordless stick vacuums. It restores full suction power when the original cell has degraded after repeated charge cycles. Voltage, connector, and BMS communication match the original pack.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eM71 \/ M7 Pro \/ I10 \/ M7 Max compatibility:\u003c\/strong\u003e\n    These models share the same 14.4V battery rail, connector housing, and BMS handshake protocol. One cell fits all four without adapter or modification.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this pack on the M71 platform and confirmed the BMS negotiated correctly with the charger, accepted a full charge cycle, and released current under normal motor load without tripping overcurrent protection.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eDock charging habit for the M71:\u003c\/strong\u003e\n    Remove the vacuum from the charging dock once the battery reaches full charge. The M71 dock does not cut trickle charge automatically — leaving it permanently docked accelerates capacity fade faster than regular discharge and recharge cycles would.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eSuction dropping before the battery indicator reaches low\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThis happens when a partially blocked filter forces the motor to draw more current than rated. The BMS reads that elevated draw as a low-cell-voltage event and throttles output before the indicator registers a charge problem. The battery itself is not the cause. Clean or replace the filter first — if suction restores to full strength immediately after, the cell is fine.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eMotor cuts out mid-clean then recovers after a few seconds\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThis is a BMS overcurrent trip, not a dead battery. Sustained restricted airflow — from a clogged filter or blocked brush roll — causes the motor to spike current beyond the BMS threshold. The BMS shuts output, waits for cell voltage to recover, then restores power. Clear the blockage and check the filter. If the cut-outs stop, the pack is working as intended. If they continue on an unblocked machine, measure resting cell voltage — it should sit above 13.5V after a full charge.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43427955933274,"sku":"BWCS-MDL700VX-1","price":68.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43427955966042,"sku":"BWCS-MDL700VX-2","price":80.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43427955998810,"sku":"BWCS-MDL700VX-3","price":88.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-MDL700VX-1.webp?v=1779933420","url":"https:\/\/batteryweb.com\/products\/midea-m71-replacement-battery-144v-5200mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}