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RV Solar Guides, Sizing & Gear

Practical RV Solar Advice for Real-World Setups

Learn how to size your battery bank, choose the right solar gear, and build a reliable RV power system with step-by-step guides, comparisons, and practical recommendations.

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Portable solar panel with extension cable at a desert boondocking campsite

Latest Guides

Explore the latest RV solar guides, sizing advice, and gear recommendations.

RV inverter installation with properly sized cables and battery bank in golden hour light

RV Inverter Sizing Guide: Pure vs Modified Sine Wave

A single 3,000-watt pure-sine inverter on a 12-volt bank can pull 250 amps continuous and spike past 500 amps on

RV battery monitor shunt installed in camper van battery bank

Best RV Battery Monitor Shunt: Top Picks Reviewed

Best Overall: Victron SmartShunt 500A — Gold-standard accuracy, Bluetooth app with historical data logging, and seamless VE.Smart networking for under

1000W RV inverter mounted inside a camper van with clean wiring

Best RV Inverter 1000W: Top Picks for Off-Grid Power

Best Overall: Renogy 1000W 12V Pure Sine Wave Inverter — Clean output, robust protections, and a 2000 W surge rating

What You’ll Find Here

Sun Amp RV focuses on RV solar sizing, batteries, wiring, components, and practical buying advice. The goal is simple: help RV owners understand what they need and avoid expensive mistakes.