{"product_id":"unitech-pt630-replacement-battery-37v-900mah-li-ion","title":"Unitech PT630 Barcode Scanner Compatible Battery 3.7V 900mAh","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eUnitech PT630 \/ HT630 \/ PT650 Series — 3.7V Li-ion Replacement Battery (633808510046)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis 3.7V 900mAh Li-ion battery replaces the original pack in the Unitech PT630, PT630D, HT630, and PT650 handheld barcode scanners. These scanners are used in retail, logistics, and warehouse pick-and-pack operations where continuous scan throughput matters. The cell matches the voltage rail, physical footprint (52.69 × 37.00 × 7.26mm), and connector used across the PT630 family.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePT630 \/ HT630 \/ PT650 platform fit:\u003c\/strong\u003e\n    These models share the same battery bay dimensions, 3.7V single-cell architecture, and BMS communication protocol — the pack swaps without firmware prompts or handshake errors across all listed variants.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We cycled this pack through repeated scan-burst sequences and monitored BMS cutoff thresholds under combined imager and wireless radio draw. The protection circuit held stable cutoff at the correct low-voltage floor with no false trips.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFirst-shift preparation:\u003c\/strong\u003e\n    After installing, seat the scanner in its cradle and run a full charge cycle before putting it on the floor. The scan trigger inrush current is highest when the cell is near minimum charge — a fully pre-charged cell prevents false BMS trips during the first pick-and-pack shift.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eCradle showing a charging error on a new pack\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThe PT630 cradle reads pack state through the dock contacts on the battery base. If those contacts have oxidation or debris from a previous worn-out cell, the dock detects abnormal resistance and flags a charge fault — not a dead battery. Remove the pack, wipe the gold contacts on both the battery and the cradle slot with a dry cloth, and reseat firmly. If the error clears within 30 seconds, contact resistance was the cause, not the cell itself.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eScanner dropping wireless connection during rapid scan bursts\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eFast back-to-back scanning on the PT630 pulls current from two loads simultaneously — the imager or laser and the wireless radio. At high scan rates, this combined draw causes a brief voltage sag on a partially discharged cell. The BMS can read that sag as an under-voltage event and throttle output, which cuts the radio first before the imager. Keeping the pack above 30% charge during active shifts eliminates the sag margin that triggers this. Check the battery indicator before each shift starts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43324998320218,"sku":"BWCS-WDT220BL-1","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43324998352986,"sku":"BWCS-WDT220BL-2","price":28.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43324998385754,"sku":"BWCS-WDT220BL-3","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-WDT220BL-1.webp?v=1778123452","url":"https:\/\/batteryweb.com\/products\/unitech-pt630-replacement-battery-37v-900mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}