{"product_id":"20a-12v-dc-to-12v-dc-automatic-multi-stage-battery-to-battery-charger-with-solar-input-for-lead-acid-calcium-or-lithium-ion-batteries","title":"20A 12V DC to 12V DC Automatic Multi-Stage Battery-to-Battery Charger with Solar Input for Lead Acid, Calcium or Lithium-ion Batteries","description":"\u003c!-- eBay Listing: Photonic Universe 20A 12V DC to DC Automatic Multi-Stage Battery Charger DCDC-20A --\u003e\n\u003c!-- eBay Compliant: No scripts, no external links, no Shopify tags, inline styles only --\u003e\n\u003cdiv style=\"font-family: Georgia, 'Times New Roman', serif; font-size: 16px; line-height: 1.7; color: #1a1a1a; max-width: 900px; margin: 0 auto; background-color: #ffffff;\"\u003e\n\n  \u003cdiv style=\"background-color: #0d2137; padding: 36px 24px; text-align: center; border-radius: 4px 4px 0 0;\"\u003e\n    \u003cdiv style=\"font-family: 'Courier New', Courier, monospace; font-size: 11px; letter-spacing: 4px; color: #f0a020; text-transform: uppercase; margin-bottom: 10px;\"\u003ePhotonic Universe  ▶  DCDC Series\u003c\/div\u003e\n    \u003ch1 style=\"margin: 0; font-size: 24px; font-weight: 700; color: #ffffff; letter-spacing: 0.5px; line-height: 1.3;\"\u003e20A 12V DC to DC Automatic Multi-Stage Battery Charger\u003c\/h1\u003e\n    \u003cp style=\"margin: 12px 0 0; font-size: 15px; color: #a8c4d8; font-style: italic;\"\u003eWith Solar Input  |  For Lead Acid, Calcium \u0026amp; Lithium-ion Batteries  |  Model: DCDC-20A\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 28px 24px; background-color: #f7f9fb; border-left: 1px solid #d8e4ee; border-right: 1px solid #d8e4ee;\"\u003e\n    \u003cp style=\"margin: 0 0 16px; font-size: 16px; color: #333;\"\u003eThe Photonic Universe 20A 12V DC to DC Automatic Battery Charger with Solar Input (Model: DCDC-20A) is a versatile power management solution designed for mobile and off-grid applications. This intelligent unit efficiently charges your secondary 12V battery from your vehicle's starter battery or directly from solar panels. It is engineered to maintain optimal battery health and extend off-grid runtime for caravans, campervans, motorhomes, and boats.\u003c\/p\u003e\n    \u003cp style=\"margin: 0; font-size: 16px; color: #333;\"\u003eCombining two essential charging functions into one compact device, this charger simplifies installation and operation. It intelligently manages power flow, ensuring your auxiliary battery is consistently charged and ready to power essential devices. The multi-stage charging program is compatible with a wide range of 12V battery types, including Lead Acid, AGM\/Gel, Calcium, and Lithium-ion, selected with a simple button press.\u003c\/p\u003e\n    \u003cdiv style=\"margin-top: 20px; background-color: #0d2137; border-left: 5px solid #f0a020; padding: 14px 18px; border-radius: 0 4px 4px 0;\"\u003e\n      \u003cp style=\"margin: 0; color: #e8f0f8; font-size: 15px;\"\u003e\u003cstrong style=\"color: #f0a020;\"\u003eIMPORTANT NOTE:\u003c\/strong\u003e This charger is designed for 12V battery systems only. It is not suitable for 24V batteries or mixed 12V\/24V battery configurations.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: table; width: 100%; border-collapse: collapse; margin-top: 0;\"\u003e\n    \u003cdiv style=\"display: table-cell; width: 50%; vertical-align: top; padding: 24px; border: 1px solid #d8e4ee; border-top: none; background-color: #ffffff;\"\u003e\n      \u003ch2 style=\"margin: 0 0 16px; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #0d2137; border-bottom: 2px solid #f0a020; padding-bottom: 8px;\"\u003eKey Features\u003c\/h2\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eDual Charging Capability\u003c\/strong\u003e — Charges leisure battery from vehicle's starter battery or directly from solar panels.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eIntegrated Solar Input\u003c\/strong\u003e — Features a solar charge controller, compatible with panels up to 20A at 16-25V.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eSmart Multi-Stage Charging\u003c\/strong\u003e — Fully-automatic, high-frequency program for safe and quick battery charging.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eWide Battery Compatibility\u003c\/strong\u003e — Supports Lead Acid, AGM\/Gel, Calcium, and Lithium-ion battery types.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eAdvanced Safety Protections\u003c\/strong\u003e — Built-in safeguards against overload, overheating, overvoltage, and short circuits.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eContinuous Charging Under Load\u003c\/strong\u003e — Maintains full power output even while loads are drawing energy.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eIgnition Control Feature\u003c\/strong\u003e — Connects to vehicle ignition for automatic charging when the engine is on.\u003c\/td\u003e\u003c\/tr\u003e\n          \u003ctr\u003e\u003ctd style=\"padding: 9px 0; font-size: 15px; color: #333;\"\u003e▶  \u003cstrong\u003eDeep Discharge Recovery\u003c\/strong\u003e — Capable of recovering severely discharged batteries (as low as 2.0V output).\u003c\/td\u003e\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"display: table-cell; width: 50%; vertical-align: top; padding: 24px; border: 1px solid #d8e4ee; border-top: none; border-left: none; background-color: #f7f9fb;\"\u003e\n      \u003ch2 style=\"margin: 0 0 16px; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #0d2137; border-bottom: 2px solid #f0a020; padding-bottom: 8px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #0d2137;\"\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: left; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eParameter\u003c\/th\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: right; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eValue\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eBattery Input Voltage\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e12.5 - 16.0V\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #edf3f8;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eMax Charging Current\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e20A\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eSolar Input Voltage\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e16.0 - 25.0V\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #edf3f8;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eMax Solar Input Current\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e20A\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eMin Output Battery Voltage\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e2.0V\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #edf3f8;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eFloat Charge Voltage\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e13.5V\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eFloat Charge Current\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e100mA\u003c\/strong\u003e (0-20A range also mentioned in some sources, using 100mA from input)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #edf3f8;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eBattery Capacity Range\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e18 - 250Ah\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eDimensions (excl. cable)\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e21 x 13 x 4 cm\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #edf3f8;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; font-size: 15px; color: #333;\"\u003eWeight\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e900g\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; border: 1px solid #d8e4ee;\"\u003e\n    \u003cdiv style=\"background-color: #0d2137; padding: 12px 20px;\"\u003e\n      \u003ch2 style=\"margin: 0; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #f0a020; font-weight: normal;\"\u003eCharging \u0026amp; Battery Modes\u003c\/h2\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"padding: 20px 24px;\"\u003e\n      \u003cp style=\"margin: 0 0 16px; font-size: 16px; color: #333;\"\u003eThis Photonic Universe DC-DC charger offers a multi-stage charging program tailored for various 12V battery chemistries, ensuring optimal performance and longevity.\u003c\/p\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 16px;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #1a3550;\"\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: left; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eBattery Type\u003c\/th\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: right; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eBulk Charge Voltage\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eAGM\/Gel\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e14.3V\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f7f9fb;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eLead Acid\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e14.0V\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eCalcium\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e15.0V\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f7f9fb;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; font-size: 15px; color: #333;\"\u003eLithium-ion\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; text-align: right; font-size: 15px; color: #333;\"\u003e\n\u003cstrong\u003e14.0V\u003c\/strong\u003e (Input provided, other sources vary slightly)\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n      \u003cp style=\"margin: 20px 0 0; font-size: 15px; color: #555;\"\u003eThe charger automatically remembers your selected battery type, even after power disconnection, eliminating the need for reprogramming.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; border: 1px solid #d8e4ee;\"\u003e\n    \u003cdiv style=\"background-color: #0d2137; padding: 12px 20px;\"\u003e\n      \u003ch2 style=\"margin: 0; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #f0a020; font-weight: normal;\"\u003eTypical Applications\u003c\/h2\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"padding: 20px 24px;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #1a3550;\"\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: left; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eApplication\u003c\/th\u003e\n            \u003cth style=\"padding: 10px 12px; text-align: left; font-size: 12px; letter-spacing: 1px; color: #f0a020; font-family: 'Courier New', monospace; font-weight: normal; text-transform: uppercase;\"\u003eDescription\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003eCaravans \u0026amp; Campervans\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eEnsures leisure batteries are charged while driving and topped up via solar when parked.\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f7f9fb;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003eMotorhomes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eProvides reliable power for onboard appliances, extending off-grid capabilities.\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #ffffff;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003eBoats \u0026amp; Marine Vessels\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 15px; color: #333;\"\u003eMaintains service batteries for navigation, lighting, and essential marine electronics.\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f7f9fb;\"\u003e\n            \u003ctd style=\"padding: 9px 12px; font-size: 15px; color: #333;\"\u003e\u003cstrong\u003eOff-Grid Systems\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 12px; font-size: 15px; color: #333;\"\u003eIdeal for remote cabins or temporary setups requiring dual-source battery charging.\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; padding: 24px; border: 1px solid #d8e4ee; background-color: #ffffff;\"\u003e\n    \u003ch2 style=\"margin: 0 0 16px; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #0d2137; border-bottom: 2px solid #f0a020; padding-bottom: 8px;\"\u003eBuilt-In Protection Functions\u003c\/h2\u003e\n    \u003cp style=\"margin: 0; font-size: 15px; color: #333;\"\u003eThe Photonic Universe DCDC-20A charger incorporates comprehensive safety features for reliable, unattended operation. These include protection against overload  •  overheating  •  overvoltage  •  over-discharge  •  short circuits  •  and reverse discharge. Clear LED indicators provide at-a-glance monitoring of charging stage, power source, and selected battery type.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; border: 1px solid #d8e4ee;\"\u003e\n    \u003cdiv style=\"background-color: #0d2137; padding: 12px 20px;\"\u003e\n      \u003ch2 style=\"margin: 0; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #f0a020; font-weight: normal;\"\u003eCommon Questions\u003c\/h2\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"padding: 20px 24px;\"\u003e\n      \u003cdiv style=\"margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid #eee;\"\u003e\n        \u003cp style=\"margin: 0 0 6px; font-weight: 700; font-size: 15px; color: #0d2137;\"\u003eWhat types of batteries is this charger compatible with?\u003c\/p\u003e\n        \u003cp style=\"margin: 0; font-size: 15px; color: #555; line-height: 1.6;\"\u003eThis charger is compatible with 12V Lead Acid, AGM\/Gel, Calcium, and Lithium-ion batteries. It is not designed for 24V battery systems.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid #eee;\"\u003e\n        \u003cp style=\"margin: 0 0 6px; font-weight: 700; font-size: 15px; color: #0d2137;\"\u003eCan it charge from both the vehicle alternator and solar panels simultaneously?\u003c\/p\u003e\n        \u003cp style=\"margin: 0; font-size: 15px; color: #555; line-height: 1.6;\"\u003eThe charger intelligently switches between the vehicle's starter battery and solar input, or uses both as needed, prioritising the most effective charging source. The solar input automatically activates when engine charging is not active.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid #eee;\"\u003e\n        \u003cp style=\"margin: 0 0 6px; font-weight: 700; font-size: 15px; color: #0d2137;\"\u003eIs special wiring required for the ignition control feature?\u003c\/p\u003e\n        \u003cp style=\"margin: 0; font-size: 15px; color: #555; line-height: 1.6;\"\u003eThe charger includes an optional ignition control feature that can be connected to your vehicle's ignition. This allows the battery-to-battery charging to start automatically when the engine turns on and stop when it's off. A user manual with clear wiring instructions is included.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"margin-bottom: 0; padding-bottom: 0;\"\u003e\n        \u003cp style=\"margin: 0 0 6px; font-weight: 700; font-size: 15px; color: #0d2137;\"\u003eWhat is the recommended battery capacity range for this 20A charger?\u003c\/p\u003e\n        \u003cp style=\"margin: 0; font-size: 15px; color: #555; line-height: 1.6;\"\u003eThis 20A charger is suitable for 12V battery capacities ranging from 18Ah to 250Ah.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; display: table; width: 100%; border-collapse: collapse;\"\u003e\n    \u003cdiv style=\"display: table-cell; width: 50%; vertical-align: top; padding: 24px; border: 1px solid #d8e4ee; background-color: #f7f9fb;\"\u003e\n      \u003ch2 style=\"margin: 0 0 16px; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #0d2137; border-bottom: 2px solid #f0a020; padding-bottom: 8px;\"\u003eInstallation Notes\u003c\/h2\u003e\n      \u003cul style=\"margin: 0; padding-left: 18px; font-size: 15px; color: #444; line-height: 1.9;\"\u003e\n        \u003cli\u003eRefer to the included user manual for detailed wiring and operation instructions.\u003c\/li\u003e\n        \u003cli\u003eEnsure all connections are secure and correctly polarised to prevent damage.\u003c\/li\u003e\n        \u003cli\u003eWhen using the optional ACC ignition control, monitor your source battery to prevent excessive discharge if the engine is off.\u003c\/li\u003e\n        \u003cli\u003eInstall in a well-ventilated area, away from flammable materials.\u003c\/li\u003e\n        \u003cli\u003eConsider professional installation for complex setups to ensure safety and optimal performance.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"display: table-cell; width: 50%; vertical-align: top; padding: 24px; border: 1px solid #d8e4ee; border-left: none; background-color: #ffffff;\"\u003e\n      \u003ch2 style=\"margin: 0 0 16px; font-size: 14px; font-family: 'Courier New', monospace; letter-spacing: 3px; text-transform: uppercase; color: #0d2137; border-bottom: 2px solid #f0a020; padding-bottom: 8px;\"\u003eBefore You Buy\u003c\/h2\u003e\n      \u003cul style=\"margin: 0; padding-left: 18px; font-size: 15px; color: #444; line-height: 1.9;\"\u003e\n        \u003cli\u003eVerify your battery system is 12V. This charger is not compatible with 24V systems.\u003c\/li\u003e\n        \u003cli\u003eConfirm your battery type (Lead Acid, AGM\/Gel, Calcium, or Lithium-ion) is supported.\u003c\/li\u003e\n        \u003cli\u003eCheck the maximum solar panel voltage (25V) and current (20A) compatibility.\u003c\/li\u003e\n        \u003cli\u003eEnsure the charger's 20A output is suitable for your leisure battery capacity (18-250Ah).\u003c\/li\u003e\n        \u003cli\u003eMeasure available installation space, noting the dimensions: 21 x 13 x 4 cm.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 24px; padding: 18px 24px; background-color: #edf3f8; border: 1px solid #d8e4ee; border-radius: 0 0 4px 4px; text-align: center;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 13px; color: #6a7f8a; font-style: italic;\"\u003eAlways verify product specifications and compatibility with your existing system before purchase. For technical support or further guidance, please contact Solarika.co.uk. This product is covered by a 1-year manufacturer warranty.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Solarika.co.uk","offers":[{"title":"Default Title","offer_id":55776452673800,"sku":"DCDC-20A","price":119.99,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/bidnamic.store\/products\/20a-12v-dc-to-12v-dc-automatic-multi-stage-battery-to-battery-charger-with-solar-input-for-lead-acid-calcium-or-lithium-ion-batteries","provider":"Bidnamic Store","version":"1.0","type":"link"}