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Solar Charge Controller Calculator

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EXPLORIST.life Solar Charge Controller Calculator
EXPLORIST.life Electrical
EXPLORIST.life Electrical
Solar Charge Controller Calculator
Want more than just a charge controller?
Our Solar Charging Wiring Kits include everything you need
  • Victron charge controller (pre-selected)
  • Matching solar panels
  • Properly sized wiring, fuses, and connectors
  • Step-by-step installation guidance
Browse Complete Solar Kits

Solar Array Inputs

12V
2
2
Calculated from panel and array specs entered above, with charge controller recommendations filtered against Victron SmartSolar MPPT specifications.
5V minimum buffer per Victron SmartSolar manual (Ch. 9.1, footnote 1b). 250V/100A limits reflect the largest Victron charge controller currently carried by EXPLORIST.life. 30A array current limit reflects the rated ampacity of the PV combiners/connectors carried. PV fuse sizing (1.25× Isc) per NEC Section 690.8(A)(1).

This tool provides guidance only and does not replace a licensed marine/RV electrician's judgment.
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Nate Yarbrough

Nate Yarbrough specializes in teaching people how to build DIY Campers. Since 2018, Nate has focused on DIY Solar Electrical Systems to bring more user-friendly information to the general public. Nate is a brand ambassador and trainer for Victron Energy and Battle Born Batteries, with whom he partners in order to create simple-to-follow tutorials for the DIY Solar Electrical user. Nate and his wife, Steph, built out their own 2007 Sprinter into a campervan, which they then lived in with their two dogs for 4 years. They have since moved to Steamboat Springs, Colorado, where they continue to create tutorials for the vanlife DIYer, while enjoying the beauty of nature by hiking, biking, skiing, and horseback riding in the mountains.
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The EXPLORIST.life shop has everything you need for  your DIY camper electrical upgrade, retrofit, or complete system.

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