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Chargers

DC to DC Charger

SKU: MT-1220DC-DC
$128.34 / each
✓ In Stock (20 available)

12V 20A DC-DC

View Kit Bundles
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Why Buy This from AOG

Sourced from the Plain Community. These come from Ohio and Indiana Amish manufacturers — built for the Plain communities I've worked alongside for the past five years, the original off-gridders who choose gear that simply has to hold up.

12V 20A DC-DC charger — charge your house battery from your vehicle's alternator while you drive
Ideal for RVs, vans, and mobile off-grid setups
Genuine MillerTech, sold by an authorized dealer
Authorized dealer — genuine product, backed by the manufacturer's warranty
Personal service from a small, family-run business that knows and serves the Plain & off-grid community — not a faceless call center
Chosen to last, not to be the cheapest — built for years of real use
Curated for true off-grid living, not stacked on a big-box shelf

Need something else too?

Solar Panels | Kits & Bundles | Batteries | Inverters | Charge Controllers | Power Converters | DC-DC Chargers | Solar Racking & Mounting | Wiring & Connectors | Off-Grid Appliances | Lighting & Accessories | Monitoring & Accessories | Parts & Repair | Misc | Power Controllers

Shipping Info
Weight: 0lb 0oz
Dimensions: 0.00" × 0.00" × 0.00"

Ships to the lower 48 states. See our Shipping & Returns policy before you buy.

Key Features

The Big Max Our 20A DC-DC charger can be connected directly to your vehicles alternator battery giving you on-the-go power with a punch!
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Specifications

• Input Voltage
• 11.8-30V DC
• Output Voltage
• 14.5V DC
• Output Current
• 20A
• 2- Stage Charging
• Yes
• Fuse

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