Solar Battery Backup

A solar battery backup system ensures you have power when the grid goes down, giving you peace of mind and greater energy independence. Whether you’re protecting your home from outages,...

A solar battery backup system ensures you have power when the grid goes down, giving you peace of mind and greater energy independence. Whether you’re protecting your home from outages, reducing reliance on utilities, or just wanting more control over your energy use, a solar backup system is the smart solution.

At Off-Grid Source, we make choosing the right solar battery backup simple, transparent, and fully supported.

Why Add Battery Backup to Your Solar Panels?

Solar panels produce energy during the day, but without storage you’re still tied to the grid after sunset. Adding a battery backup for solar panels lets you store excess energy and use it anytime. Benefits include:

Power during outages – keep refrigerators, lights, and medical devices running
Lower utility costs – store energy by day and use it at night to avoid peak rates
Energy independence – reduce or eliminate reliance on the grid
Quiet, clean power – no fumes, noise, or fuel like gas generators
Flexible setups – sized for everything from small homes to whole-house coverage

Home Solar Battery Backup Systems

Our collection of home solar battery systems is built for real-world needs. Customers trust them for:

Residential backup – reliable power for daily use and critical appliances
Expandable systems – start small and grow as your needs change
Durable, long-lasting batteries – engineered to last for years of charge cycles
Solar + storage – ideal for homeowners looking for dependable off-grid capability

Solar + Storage for Everyday Life

A solar panel and battery system isn’t just for emergencies. It’s a practical upgrade that makes everyday living more reliable and affordable. Families use solar power batteries for home to keep bills predictable, while small businesses and off-grid homeowners use battery backup systems to reduce downtime and protect operations.

Transparent Pricing and Expert Support

When shopping for a solar battery backup system, you’ll always find clear pricing and honest availability at Off-Grid Source. No hidden fees, no confusing listings - just high-quality solar backup power options backed by trusted support.

Our expert team is here to help you compare solar battery backup specs, size your system correctly, and choose with confidence.

Energy Security Made Simple

Adding a home solar battery backup doesn’t have to be complicated. We provide guidance, vetted products, and ongoing support so you can make the transition smoothly. Whether you need a small solar back up battery for critical circuits or a whole-home system, you’ll find the right fit here.

With Off-Grid Source, you get more than just products - you get a trusted partner committed to helping you achieve lasting energy security.

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Jackery
Jackery Explorer 2000 Plus Portable Power Station

from $1,099.00

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Jackery Explorer 2000 Plus Portable Power Station The Jackery Explorer 2000 Plus Portable Power Station is a cutting-edge, high-capacity power s...
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from $1,099.00

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You Save: $100.00

Jackery
Jackery Solar Generator 300 Plus Kits

Original Price $399.00

Current Price $299.00

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Jackery Solar Generator 300 Plus Kits The Jackery Solar Generator 300 Plus Kits combine the lightweight yet powerful Jackery Explorer 300 Plus P...
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Original Price $399.00

Current Price $299.00

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You Save: $-899.00

SOK Battery
SOK Battery 48V100Ah Server Rack LiFePO4 Battery

$899.00

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SOK Battery 48V100Ah Server Rack LiFePO4 Battery The SOK 48V 100Ah Server Rack LiFePO4 Battery is a high-performance, long-lasting energy storag...
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$899.00

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You Save: $2,800.00

Jackery
Jackery HomePower 3600 Plus (7.2kWh) + SolarSaga 500 X

Original Price $5,899.00

Current Price $3,099.00

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Jackery HomePower 3600 Plus (7.2kWh) + SolarSaga 500 X The Jackery HomePower 3600 Plus (7.2kWh) + SolarSaga 500 X bundle is a powerful, expandab...
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Original Price $5,899.00

Current Price $3,099.00

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PECRON
PECRON E2400LFP Solar Generator Kit

from $828.00

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PECRON E2400LFP Solar Generator – 2400W 2048Wh Portable Power Station High-Capacity, Super-Fast Charging, and Expandable Power Solution The PECRON ...
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from $828.00

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You Save: $100.00

EcoFlow
EcoFlow DELTA 3 Plus Portable Power Station

Original Price $799.00

Current Price $699.00

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EcoFlow DELTA 3 Plus Portable Power Station The EcoFlow DELTA 3 Plus Portable Power Station is a powerful and versatile energy solution ...
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Original Price $799.00

Current Price $699.00

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EcoFlow
EcoFlow DELTA Pro Ultra - Whole-Home Backup System

from $4,099.00

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EcoFlow DELTA Pro Ultra - Whole-Home Backup System The EcoFlow DELTA Pro Ultra is a next-generation whole-home backup power solution, offering u...
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from $4,099.00

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You Save: $1,200.00

Jackery
Jackery Battery Pack 5000 Plus

Original Price $2,999.00

Current Price $1,799.00

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Jackery Battery Pack 5000 Plus The Jackery Battery Pack 5000 Plus is a powerful and expandable energy solution designed for home backup, o...
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Original Price $2,999.00

Current Price $1,799.00

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You Save: $3,999.00

Anker
Anker SOLIX F3800 Plus Portable Power Station + Anker SOLIX BP3800 Expansion Battery + Home Power Panel + Sub Panel

Original Price $8,897.00

Current Price $4,898.00

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Anker SOLIX F3800 Plus Portable Power Station + Anker SOLIX BP3800 Expansion Battery + Home Power Panel + Sub Panel The Anker SOLIX F3800 Plus P...
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Original Price $8,897.00

Current Price $4,898.00

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You Save: $3,999.00
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Anker
Anker SOLIX F3800 | Smart Home Power Kit

from $3,099.00

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Anker SOLIX F3800 Smart Home Power Kit The Anker SOLIX F3800 Smart Home Power Kit offers a complete energy storage solution for homes, with 3840...
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from $3,099.00

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You Save: $399.01

Anker
Anker SOLIX C1000X Portable Power Station 1056Wh | 1800W

Original Price $899.00

Current Price $499.99

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Anker SOLIX C1000X Portable Power Station The Anker SOLIX C1000X Portable Power Station delivers robust, reliable power with its 1056Wh capacity...
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Original Price $899.00

Current Price $499.99

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You Save: $-299.00

Dakota Lithium
Dakota Lithium 12V 2000 Watt DC to AC Inverter – Pure Sine Wave

$299.00

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Dakota Lithium 12V 2000 Watt DC to AC Inverter – Pure Sine Wave Capable of transforming 12 V DC from your Dakota Lithium battery into clean 120 V A...
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$299.00

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Victron Energy
Victron Quattro 12V 5000VA Inverter/Charger – 220A Charging, Dual 100A AC Inputs, 120V Output (QUA125021100)

Original Price $3,168.00

Current Price $2,692.80

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Victron Energy Quattro 12/5000/220-100/100 120V Inverter/Charger – QUA125021100 The Victron Energy Quattro QUA125021100 is a high-capacity 12V inve...
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Original Price $3,168.00

Current Price $2,692.80

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EcoFlow
EcoFlow DELTA 2 Max Portable Power Station & Kits

from $899.00

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EcoFlow DELTA 2 Max Portable Power Station & Kits The EcoFlow DELTA 2 Max Portable Power Station is an innovative solution for those needing...
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from $899.00

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You Save: $250.99

SOK Battery
SOK Battery 12V 314Ah Lithium Iron Phosphate Battery With Built-in Heater & Bluetooth

Original Price $1,249.99

Current Price $999.00

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Premium Lithium Battery with Advanced BMS | 7-Year Warranty | 8000+ Cycle Lifespan Long-Lasting Power Solution with Industry-Leading Protection &am...
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Original Price $1,249.99

Current Price $999.00

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You Save: $250.99
You Save: $-795.00

SOK Battery
SOK Battery 12V 280Ah LiFePO4 Battery With Built-in Heater And Bluetooth

$795.00

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Premium Lithium Battery with Advanced BMS | 7-Year Warranty | 8000-12000 Cycle Lifespan Long-Lasting Power Solution with Built-in Heating & Blu...
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$795.00

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SunGoldPower
Sungold Power 12KW 48V All-in-one Hybrid Solar inverter | Whole Home Backup (200A)| SGS-12K18MAX

Original Price $3,938.00

Current Price $3,150.00

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Sungold Power 12KW 48V All-in-one Hybrid Solar Inverter | Whole Home Backup (200A)| SGS-12K18MAX The Sungold Power 12KW 48V All-in-one Hyb...
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Original Price $3,938.00

Current Price $3,150.00

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You Save: $1,200.00

Jackery
Jackery Solar Generator HomePower 3600 Plus

Original Price $2,799.00

Current Price $1,599.00

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Jackery Solar Generator HomePower 3600 Plus The Jackery HomePower 3600 Plus is a next-generation home backup and off-grid portable power station...
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Original Price $2,799.00

Current Price $1,599.00

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PECRON
PECRON E1000LFP Solar Generator Kit

from $548.00

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PECRON E1000LFP Solar Generator – Portable Power Station Kit Reliable Backup Power with Fast Charging and Expandable Capacity The PECRON E1000LFP i...
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from $548.00

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PECRON
PECRON E1000LFP Portable Power Station 1800W 1024Wh

Original Price $799.00

Current Price $349.00

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PECRON E1000LFP Portable Power Station Powerful, Fast-Charging, and Built for Long-Term Reliability The PECRON E1000LFP is a high-performance port...
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Original Price $799.00

Current Price $349.00

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Epoch Batteries
Epoch 48V 100Ah V2 Elite Series LiFePO4 Battery | 3500 Cycle | IP67 Rating | Internal Heating

$1,999.00

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Epoch 48V 100Ah V2 Elite Series LiFePO4 Battery | 3500 Cycle | IP67 Rating | Internal Heating The Epoch 48V 100Ah V2 Elite Series LiFePO4 Bat...
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$1,999.00

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Discover Energy
Discover Energy HELIOS ESS LiFePO4 Battery 16.1 kWh 51.2V 314 Ah Outdoor

$3,963.05

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Discover HELIOS ESS LiFePO4 Battery 16.1 kWh 51.2V 314 Ah Outdoor The Discover HELIOS ESS LiFePO4 Battery is a premium, high-capacity outdoor-ra...
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$3,963.05

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Victron Energy
Victron Quattro 24V 5000VA Inverter/Charger – 120A Charging, Dual 100A AC Inputs, 120V Output (QUA245023110)

Original Price $2,788.00

Current Price $2,369.80

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Victron Energy Quattro 24/5000/120-100/100 120V Inverter/Charger – QUA245023110 The Victron Energy Quattro QUA245023110 is a robust and intelligent...
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Original Price $2,788.00

Current Price $2,369.80

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You Save: $206.25

Victron Energy
Victron MultiPlus 24V 3000VA Inverter/Charger – 70A Charging, 50A Transfer Switch, 120V Output, VE.Bus (PMP243021102)

Original Price $1,375.00

Current Price $1,168.75

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Victron Energy MultiPlus 24/3000/70-50 120V Inverter/Charger – PMP243021102 The Victron Energy MultiPlus 24/3000/70-50 (PMP243021102) is a high-per...
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Original Price $1,375.00

Current Price $1,168.75

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You Save: $206.25