{"product_id":"philips-replacement-battery-12v-2000mah-ni-mh","title":"Philips 12V 2000mAh Ni-MH Medical Device Compatible Battery 10TH-1800A-W1","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003ePhilips 10TH-1800A-W1 — 12V Ni-MH Replacement Battery\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis is a 12V 2000mAh Ni-MH battery built to replace part number 10TH-1800A-W1 in Philips medical devices. It matches the original voltage and chemistry required by the device's onboard BMS. At 24Wh, capacity is on par with the OEM cell this replaces.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMedical device BMS compatibility:\u003c\/strong\u003e\n    Philips clinical-grade devices use a BMS that verifies cell chemistry and voltage signature at startup. Ni-MH chemistry is required here — substituting Li-ion or other chemistries will trigger a persistent battery fault. This cell matches the chemistry handshake the device expects.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We cycled this cell through charge, self-test, and load phases. The BMS accepted the cell without fault flags on the second full cycle. First-cycle charge acceptance ran conservative, which is normal for a new Ni-MH cell against a medical charge IC.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003ePost-installation self-test protocol:\u003c\/strong\u003e\n    After fitting this battery, let the device complete its full power-on self-test without interruption. Medical BMS firmware runs a verification sequence at boot — cutting power mid-sequence registers a false battery fault that persists until the next clean reboot.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eWhy the device may alarm low battery immediately after a confirmed full charge\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003ePhilips medical devices set their low-battery alarm threshold against a calibrated cell profile stored in the BMS. A new replacement cell hasn't completed a learn cycle, so the BMS reads the voltage curve as out of spec and triggers the alarm prematurely. This isn't a fault with the battery — it's the BMS applying a conservative threshold to an uncalibrated cell. Run one complete charge-to-discharge cycle on the device, and the BMS recalibrates its threshold to the new cell's actual voltage curve.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eDevice not completing boot sequence after battery sat in storage\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eNi-MH cells self-discharge at roughly 1–2% per day in storage. If this battery has been sitting for several months before installation, its resting voltage may have dropped below the BMS recovery threshold — typically around 10.8V on a 12V Ni-MH pack. The device will refuse to boot rather than risk operating on an under-voltage cell. Connect the device to mains and allow a full uninterrupted charge before attempting to power on — most Philips medical charge ICs will recover a cell sitting above 9V without requiring a manual reset.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43381511553114,"sku":"BWCS-KZC302MD-1","price":48.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43381511585882,"sku":"BWCS-KZC302MD-2","price":56.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43381511618650,"sku":"BWCS-KZC302MD-3","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-KZC302MD-1.webp?v=1778901340","url":"https:\/\/batteryweb.com\/products\/philips-replacement-battery-12v-2000mah-ni-mh","provider":"BatteryWeb","version":"1.0","type":"link"}