{"product_id":"yashica-8kx-1-replacement-battery-6v-4200mah-ni-mh","title":"Yashica 8KX-1 Compatible Battery 6V 4200mAh Ni-MH","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eYashica 8KX-1 \/ K-H150 Series — 6V Ni-MH Replacement Battery\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis is a 6V, 4200mAh (25.2Wh) Ni-MH replacement battery for Yashica film cameras including the 8KX-1, K-H150, KB-S820, and KD-70E. It slots into the battery compartment where the original cell lives and powers both flash charging circuits and exposure control systems. Use it when the original pack no longer holds enough charge to complete a shoot.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003e8KX-1, K-H150, KB-S820, and KD-70E compatibility:\u003c\/strong\u003e\n    These models share the same 6V battery bay dimensions and draw from the same flash capacitor charging circuit. The same cell voltage and connector footprint covers all of them without modification.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We cycled this cell through full charge and discharge on camera hardware. The BMS held the 6V rail steady through flash recycle events without triggering a low-voltage cutoff prematurely.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFirst charge cycle on Yashica film cameras:\u003c\/strong\u003e\n    Run one complete charge cycle through the OEM charger before taking the camera into a shoot. Yashica camera bodies calibrate the battery-remaining indicator against the first observed charge curve — skipping this step causes the indicator to read inaccurately from the start.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eFlash output dropping mid-shoot on a fresh Ni-MH cell\u003c\/h3\u003e\n\n  \u003cp class=\"bpw-desc-p\"\u003eNi-MH cells discharge with a flatter voltage curve than alkaline packs, but they do drop off sharply near end of charge. The flash capacitor in 8KX-1-class bodies draws a large burst of current to recharge between shots. If the cell is partially depleted, that burst pull causes a voltage sag that the camera reads as low battery. Recharge the cell fully before a session — Ni-MH flash performance is heavily dependent on starting state of charge.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eBattery percentage jumping erratically on the camera display\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThis happens when the camera's voltage-threshold indicator is mapping a new cell's discharge curve against calibration data stored for an older, worn pack. The new Ni-MH cell has a different voltage profile at each charge level than a degraded original. The camera misreads mid-charge voltage as either fuller or emptier than it is. Run two full charge-discharge cycles through the OEM charger to let the body recalibrate its thresholds against the new cell's actual curve.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43333905907802,"sku":"BWCS-NP66-1","price":50.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43333905940570,"sku":"BWCS-NP66-2","price":58.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43333905973338,"sku":"BWCS-NP66-3","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-NP66_1.webp?v=1778213590","url":"https:\/\/batteryweb.com\/products\/yashica-8kx-1-replacement-battery-6v-4200mah-ni-mh","provider":"BatteryWeb","version":"1.0","type":"link"}