{"product_id":"epever-duoracer-dual-battery-mppt-solar-controller-10a-20a-30a-battery-solar-charger-regulator-dr2210n-dds-dr3210n-dds-1206n","title":"EVSOLAR DuoRacer Dual Battery MPPT Solar Controller DR2210N DDS","description":"\u003cdiv\u003e\n\u003cp\u003eCharge two battery banks efficiently with the DuoRacer MPPT Solar Controller, designed to maximize energy harvesting in your solar setup.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual-battery charging with automatic BATT2 voltage recognition lets you run two batteries (BATT1 and BATT2) for RVs, campers, boats, and similar systems, with BATT1 chemistry settable via LED\/LCD.\u003c\/li\u003e\n\u003cli\u003eUltra-fast MPPT tracking with guaranteed efficiency not less than 99.5% and a wide MPP voltage range, delivering 20–30% more energy than PWM under varying conditions.\u003c\/li\u003e\n\u003cli\u003eSupports Sealed, Gel, Flooded, LiFePO4, and Li-NiCoMn battery chemistries; the controller optimizes charging for long life and includes auto low-power mode when PV falls below 5V.\u003c\/li\u003e\n\u003cli\u003eBuilt-in AES control signal for car refrigerators to use surplus solar, IP33 protection, and comprehensive safeguards (overcharge, over-discharge, reverse protection); displays via LED\/LCD or MT11 remote meter; supports Standard Modbus protocol.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cbr\u003e \u003ctable style=\"border-collapse:collapse;text-align:center;border:1px solid rgb(221, 221, 221);width:100%\" border=\"1\" cellpadding=\"0\" cellspacing=\"0\" align=\"center\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e\u003cstrong\u003eMT11\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eApply to model\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003eDRN series\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eSelf-consumption(Power on)\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e13mA\/5Vdc\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eSelf-consumption(Power off)\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" 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style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e3.81-4P\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eRS485 cable\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\n\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eCC-RS485-RS485-3.81-4P- 150(1.5m)\u003c\/p\u003e\n\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eCC-RS485-RS485-3.81-4P-500(5m)\u003c\/p\u003e\n\u003cp 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style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eStorage temperature range\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e-20℃～+70℃\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eEnclosure\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" 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style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e114×114mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:142px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003eWeight\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"width:198px\"\u003e\u003cp style=\"font-size:14px;font-weight:400;line-height:inherit;text-align:center;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"center\"\u003e0.11kg\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Sally's Store 66","offers":[{"title":"Controller with MT11 \/ DR3210N-DDS (30A) \/ 12v 24v auto|United States","offer_id":44224539623527,"sku":"14:10#Controller with 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