How to Choose 12V vs 24V vs 48V (in an Off Grid Electrical System) - Battery Basics | Ep 5/7

In this lesson of our Battery Basics series, we break down the key considerations when choosing between a 12V, 24V, or 48V battery system. We’ll walk through how inverter size, wire requirements, solar capacity, and component availability all play a role in selecting the right system voltage for your setup. With insights from thousands of real-world EXPLORIST installations, you’ll get practical advice to design a safe, efficient, and cost-effective off-grid electrical system. Stick with us through this episode to make confident choices for your build! 🔋 Shop the Batteries & Components We Recommend Get the same batteries and power components we use in EXPLORIST builds — trusted by thousands of DIY off-grid installers. 🔋 Shop All Batteries: 👉 https://shop.explorist.life/product-category/all-products/components/batteries/?utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=batteries 🧰 Shop the Full EXPLORIST.life Store: 👉 https://shop.explorist.life/?utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=shop_main 💸 Shop Battle Born Batteries (Affiliate Link): Use code EXPLORIST at checkout for $50 off per battery 👉 http://battlebornbatteries.com/?afmc=explorist_bb67&utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=battleborn_affiliate 🧭 Get Help & Learn More 💬 Need system design help? Join our Pro Support Membership for personalized guidance, wiring reviews, and Q&A with our team: 👉 https://shop.explorist.life/prosupportmembership?utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=pro_support 🎓 Learn in the EXPLORIST Academy: Watch every lesson ad-free with structured courses, quizzes, and community discussion. 👉 https://academy.explorist.life/?utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=academy 📘 Read the full blog post: 👉 https://explorist.life/12v-24v-and-48v-system-considerations/?utm_source=youtube&utm_medium=description&utm_campaign=battery_basics_ep705&utm_content=blog FULL ELECTRICAL INSTALLS: ➤50A 5th Wheel RV - Full Electrical Upgrade: https://www.youtube.com/watch?v=PavRWuOax1M&list=PLmvhcyi4n0TUU8FUc6LE38TBkdSLjdw_5&index=8 ➤30A Class C Motorhome - Full Electrical Upgrade: https://www.youtube.com/watch?v=9fmL1RfmZJk&list=PLmvhcyi4n0TUU8FUc6LE38TBkdSLjdw_5&index=1 ➤ 30A Travel Trailer - Full Electrical Upgrade: https://www.youtube.com/watch?v=KM_8s4cTjWA&list=PLmvhcyi4n0TVgcroqXl5QvJM0afUes_zX&index=1 ➤ Truck Camper - Full Electrical Upgrade: https://www.youtube.com/watch?v=gcDYiYgUCzg&list=PLmvhcyi4n0TVgcroqXl5QvJM0afUes_zX&index=6 ➤ Ford Transit Camper Van Electrical Install: https://www.youtube.com/watch?v=E5q7_4FH4LQ&t=2874s&list=PLmvhcyi4n0TVgcroqXl5QvJM0afUes_zX&index=3&t=1897s ➤ DIY Sprinter Camper Van Electrical Install - Full Tutorial: https://www.youtube.com/watch?v=01F4QDVJUq0&list=PLmvhcyi4n0TVgcroqXl5QvJM0afUes_zX&index=3&t=1897s ➤ Binge the Transit Van Build: https://www.youtube.com/playlist?list=PLmvhcyi4n0TVfA4XCYJBkzfUXunSON1zX 00:00 Introduction 00:25 What does system voltage mean? 01:57 How big is your inverter? 03:24 Inverter Size vs System Voltage vs Amp Draw 05:02 Inverter Size vs System Voltage vs Wire Size 07:49 Based on DC DC charger availability 09:17 Based on charge controller output 11:31 Based on inverter availability/use case 20:13 Need help?