Description
Powerhouse 20A DC to DC Dual Battery Charger with MPPT Solar Input
Efficient Dual Battery Charging for 4WD, Camping & Off-Grid Power
The Powerhouse 20A DC to DC Battery Charger is the ideal in-vehicle power solution for 4WDs, caravans, marine setups, and off-grid applications. Designed to keep your auxiliary battery charged from both your vehicle’s alternator and solar panels, this intelligent charger ensures efficient and safe power management. With MPPT (Maximum Power Point Tracking) solar input, it maximizes charging efficiency, even in varying sunlight conditions.
Built with rugged aluminum housing and advanced electronic protection, the Powerhouse 20A charger offers fully automatic multi-stage charging, preventing overcharging while extending battery life. The smart battery isolation system ensures that your main battery remains protected, so you never get stranded.
Key Features & Benefits
✔ 20A DC to DC Charging – Supports AGM, Gel, Calcium, LiON, LiFePO4, VRLA, and Lead Acid batteries
✔ MPPT Solar Input – Efficient charging from solar panels (16-25V, minimum 60W panel required)
✔ Smart Alternator Compatibility – Works with modern variable voltage alternators
✔ Multi-Stage Charging Technology – Protects and optimizes battery performance
✔ Battery Chemistry Selection Lockout – Prevents accidental setting changes while in use
✔ Automatic Battery Isolation – Prevents main battery discharge when the vehicle is off
✔ Pulse Mode Technology – Reduces oxidation and balances electrolyte consistency for longer battery life
✔ LED Indicators – Provides real-time battery status and charging condition
✔ Built-in Protection Systems:
✅ Overcharging & Over-Temperature Protection
✅ Short Circuit & Reverse Polarity Protection (Input & Output)
✅ Thermal Overload & Solar Input Overload Protection
Built to Last in Harsh Environments
✔ Heavy-Duty Aluminum Housing – Durable & weather-resistant for tough conditions
✔ Microchip-Controlled Charging – Ensures precise and safe operation
✔ Compact & Easy Installation – Mounting bracket included for secure setup
Technical Specifications
General Specs:
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Type: Multi-Stage DC to DC Charger
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Input Voltage (DC Battery): 12.5-16.0V
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Solar Input Voltage: 16.0-25.0V
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Output/Charging Voltage: 14.4 - 15.4V (stops charging if alternator or vehicle battery drops below 12.5V)
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DC Output Current: 20A
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Solar Output Current: 20A
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Minimum Start Voltage: 2.5V (for battery being charged)
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Minimum Solar PV Panel Size: 60W
Charge Control & Battery Management:
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Soft Start: Yes
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Soft Charge Current: 20A
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Bulk Charge Voltage:
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AGM/Gel: 14.7V
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Lead Acid: 13.5V
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Calcium: 15.4V
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LiON: 14.4V
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Float Charge Voltage:
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AGM/Gel: 13.5V
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Lead Acid: 14.4V
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Calcium: 13.5V
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Float Charge Current: 100mA
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Battery Range: 18-250Ah
Recommended Cable Cross-Section:
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0-1m: 10AWG
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1-5m: 8AWG
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5m+: 6AWG
Ideal For:
✔ 4WD & Off-Road Vehicles – Powers fridges, lights, and accessories
✔ Caravans & RVs – Reliable solar & alternator charging while traveling
✔ Boats & Marine Use – Stable power for onboard electronics
✔ Camping & Off-Grid Living – Keeps batteries charged for long trips
🛒 Order Your Powerhouse 20A DC to DC Dual Battery Charger Today!
✅ Fast Shipping | ✅ Secure Checkout | ✅ Trusted Off-Grid Power Solution
🔋 Stay powered up with the Powerhouse 20A – the perfect balance of efficiency, durability, and smart charging technology!
