{"product_id":"deerma-t50-replacement-battery-296v-2500mah-li-ion","title":"Deerma T50 Replacement Battery 29.6V 2500mAh","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eDeerma T50 — 29.6V Li-ion Replacement Battery (8INR19\/65)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis 29.6V 2500mAh Li-ion battery pack replaces the original 8INR19\/65 cell in the Deerma T50 cordless stick vacuum. It restores power to the motor and cleaning functions when the original pack has degraded or failed. Voltage and capacity match the T50's power circuit exactly.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eT50 motor rail compatibility:\u003c\/strong\u003e\n    The T50 runs an 8-cell series configuration at 29.6V nominal. This pack matches that cell count and voltage rail, so the motor controller sees the same input it expects from the factory unit. Connector and BMS communication stay within spec.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this pack through charge cycles and load tests on the T50 platform. The BMS held cutoff thresholds correctly under both normal suction load and a simulated filter-restricted draw spike. No false trips on startup.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eDock charging habit for the T50:\u003c\/strong\u003e\n    Do not leave the T50 sitting on its charging dock permanently. Continuous trickle charge degrades cell capacity faster on this pack than on higher-capacity units. Charge to full, then remove from the dock until the next use.\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\n  \u003cp class=\"bpw-desc-p\"\u003eThe T50's motor controller pulls harder when the filter is partially blocked — airflow restriction forces the motor to compensate, drawing more current than rated. The BMS reads that elevated draw as a low-battery condition and begins stepping down power before the indicator catches up. The result is noticeable suction loss while the battery still shows charge. Clean the filter and check the cyclone separator before assuming the battery is at fault.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eMotor cuts out mid-run 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 — usually a blocked filter or a lodged obstruction — spikes current draw above the BMS threshold, and the pack shuts output to protect the cells. After a few seconds the BMS resets and power returns. If it keeps happening, the fix is the filter, not the battery. Clear the filter, check the intake path for blockage, and confirm no debris is partially blocking the brush roll before the next run.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43426423111770,"sku":"BWCS-DRT500VX-1","price":98.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43426423144538,"sku":"BWCS-DRT500VX-2","price":116.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43426423177306,"sku":"BWCS-DRT500VX-3","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-DRT500VX-1.webp?v=1779933161","url":"https:\/\/batteryweb.com\/products\/deerma-t50-replacement-battery-296v-2500mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}