{"product_id":"icom-ic-f70-replacement-battery-74v-2500mah-li-ion","title":"BP236 Icom IC-F70 Replacement Battery 7.4V 2500mAh","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eIcom IC-F70 \/ IC-F80 Series — 7.4V Li-ion Replacement Battery (BP-236)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis 7.4V, 2500mAh Li-ion battery replaces the Icom BP-236, BP-235, and BP-254 packs used in the IC-F70, IC-F80, IC-F70D, and IC-F70DS series portable transceivers. These radios are deployed across public safety, utilities, and commercial fleet operations where battery failure mid-shift is not an option. Capacity figures come from the product data — 18.5Wh at 7.4V nominal.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIC-F70 and IC-F80 platform fit:\u003c\/strong\u003e\n    Both series share the same battery bay dimensions, gold contact strip layout, and BMS handshake protocol — that is why BP-235, BP-236, and BP-254 are interchangeable across the group. The BMS in each pack negotiates charge acceptance with the dock over those contacts before current flows.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this pack in an IC-F70 body and cycled it through a standard BC-213 dock. The BMS accepted the dock handshake on the first insertion, charge current ramped normally, and the transmit current spike at PTT did not trigger overcurrent cutoff.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFirst-insertion contact check on the BC-213 dock:\u003c\/strong\u003e\n    If the dock shows a fault LED on first insertion, remove the battery and wipe the gold contact strip with a dry cloth before reseating. The IC-F70 platform requires a clean contact cycle for the BMS handshake to complete — a thin film of shipping residue on the contacts is enough to block it.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eIC-F70 dropping to reduced TX power mid-shift on a new pack\u003c\/h3\u003e\n\n  \u003cp class=\"bpw-desc-p\"\u003eThe IC-F70 monitors supply voltage continuously and steps down transmit power when voltage sags below its internal threshold under RF load. A new cell shipped at storage voltage — typically 3.6–3.7V per cell — has less headroom than a fully charged pack before that threshold is crossed. Sustained transmit cycles pull harder than standby current and expose the sag faster. Charge the pack fully in the BC-213 before the first operational shift to bring both cells to their 4.2V ceiling and eliminate the sag margin issue.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eBar indicator showing one fewer bar than expected after fitting a new BP-236\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThe IC-F70 uses a voltage-threshold bar indicator — each bar corresponds to a voltage band, not a calculated capacity percentage. A new pack arrives at storage voltage, not full charge, so the radio reads it as a partially depleted cell and displays fewer bars than the pack actually warrants. This is not a faulty cell or a mismatch — it is the storage voltage sitting in a lower voltage band. Run one full charge cycle in the dock until the green LED confirms completion, then reinsert the pack — the bar indicator will reflect the correct charged state above 8.3V.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43426343321690,"sku":"BWCS-ICM800TW-1","price":47.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43426343354458,"sku":"BWCS-ICM800TW-2","price":55.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43426343387226,"sku":"BWCS-ICM800TW-3","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-ICM800TW-1.webp?v=1779930720","url":"https:\/\/batteryweb.com\/products\/icom-ic-f70-replacement-battery-74v-2500mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}