{"product_id":"rca-52320-replacement-battery-36v-600mah-ni-mh","title":"RCA 52320 Cordless Phone Ni-MH Replacement Battery 3.6V 600mAh","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eRCA 52320 — 3.6V Ni-MH Replacement Battery\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis is a 3.6V, 600mAh Ni-MH rechargeable battery for the RCA 52320 cordless phone handset. It fits directly into the handset battery compartment and restores power to a unit that no longer holds a charge. Voltage and cell chemistry match the original RCA specification.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRCA 52320 handset fit:\u003c\/strong\u003e\n    The 52320 uses a single Ni-MH cell pack running at 3.6V with a low standby draw. The physical dimensions — 42.45 × 29.77 × 14.37mm — match the compartment geometry, and the connector polarity aligns with the original wiring.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We cycled this pack through charge and discharge on a Ni-MH test fixture. The BMS accepted charge from a standard cordless base station without triggering a fault state. Capacity stabilised at rated output after three full conditioning cycles.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFirst charge after installation:\u003c\/strong\u003e\n    Place the handset in the base for a full 16 hours before first use. Ni-MH cordless phone packs arrive in a partially discharged state from storage. Skipping this slow initial charge means the cell never reaches full rated capacity on subsequent cycles.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eBase station showing charging error on a new Ni-MH pack\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eRCA cordless bases use a delta-V detection circuit to confirm a Ni-MH pack is accepting charge. When a battery ships from storage at very low voltage, the base may not detect the expected voltage rise and flags an error instead of starting the charge cycle. The fix is a trickle-start: leave the handset seated in the base for at least 30 minutes without removing it. Once the resting cell voltage climbs above approximately 1.0V per cell — around 3.0V total — the base circuit re-evaluates and begins normal charging.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eRange drops noticeably when the handset moves away from the base\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eDECT transmit power on the RCA 52320 is tied directly to supply voltage from the battery. When a Ni-MH pack is partially discharged or not yet conditioned, voltage sags under the RF load of the transmitter, reducing effective output power and shortening usable range. This is not a pairing issue — the handset stays registered, it just loses signal sooner. Run two or three full charge-discharge cycles and check whether range returns to normal before suspecting a hardware fault.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43339958026330,"sku":"BWCS-P403CL-1","price":23.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43339958059098,"sku":"BWCS-P403CL-2","price":26.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43339958091866,"sku":"BWCS-P403CL-3","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-P403CL-1.webp?v=1778367001","url":"https:\/\/batteryweb.com\/products\/rca-52320-replacement-battery-36v-600mah-ni-mh","provider":"BatteryWeb","version":"1.0","type":"link"}