Solar Backup Power Kit
Reliable Backup Power When the Grid Goes Down—No Installers Required.
Designed for outages from a few hours to multiple days.
System Size
System sizes help you choose the right amount of backup power based on how long you want to stay powered and which devices you need to run during an outage.
System Size
Best For
Wi-Fi Router
Refrigerator
Lights + Phone Charging
500–700Wh (Basic)
Short outages & essentials
~10–15 hrs
~4–6 hrs
~20–30 hrs
1kWh (Standard)
Extended outages & daily essentials
~20–30 hrs
~8–12 hrs
~40–60 hrs
1.5–2kWh+ (Extended Backup)
Maximum resilience & larger loads
~35–50 hrs
~15–24 hrs
~70–100+ hrs
Runtime Disclaimer:
Actual runtime varies by device power draw, usage patterns, battery efficiency, and solar charging conditions.
System Size
500–700Wh (Basic)
Best For
Short outages & essentials
Wi-Fi Router
~10–15 hrs
Refrigerator
~4–6 hrs
Lights + Phone Charging
~20–30 hrs
System Size
1kWh (Standard)
Best For
Extended outages & daily essentials
Wi-Fi Router
~20–30 hrs
Refrigerator
~8–12 hrs
Lights + Phone Charging
~40–60 hrs
System Size
1.5–2kWh+ (Extended Backup)
Best For
Maximum resilience & larger loads
Wi-Fi Router
~35–50 hrs
Refrigerator
~15–24 hrs
Lights + Phone Charging
~70–100+ hrs
Checklist
Every kit is engineered for safety, compatibility, and real-world outages.
This Kit Is For
Homeowners planning for real outages
Designed for power loss lasting hours to multiple days, not just brief interruptions.
People who want installer-free backup power
Portable, modular systems that work without permits, rewiring, or professional installation.
Users who value safety and compatibility
Built around proven components engineered for continuous load and real-world use.
Those who want scalable resilience
Start small and expand capacity over time with additional batteries and panels.
This Kit Is Not For
Whole-home backup replacements
Not intended to power HVAC systems or entire homes without significant scaling.
Permanent grid-tied solar installs
This is portable backup power, not a rooftop solar installation.
Hands-off users expecting automatic switchover
Requires basic setup and planning for device priorities.
People seeking the cheapest possible solution
Focuses on reliability, safety, and longevity over lowest upfront cost.
Backed by engineering support—not sales pressure.
Choose a starter kit or design your own. Either way, you're building something that lasts.
No obligation. Takes less than a minute.
SmartGridHQ — Engineered resilience for modern living.
Address
SmartGridHQ Jamaica:
Hagley Park Plaza, Shop 24,
9 Hagley Park Road
Kingston, Jamaica
SmartGridHQ US:
421 Whitridge Ave
Baltimore Md 21218
SmartGridHQ US:
421 Whitridge Ave
Baltimore Md 21218
SmartGridHQ US:
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