Arizona’s Premier Solar + Battery Installer

Existing Battery
Backup Replacement
Services in Arizona

Since 2009, At Solar
Topps
We've

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Installed 2.25 Million

Solar Panels Across Arizona

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Saved $950 Million

On Utility Bills for our Customers

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Integrated 1,200

Battery Backup Systems

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Helped 25,000

Homeowners Go Solar

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Raised $4.1 Billion

in Property Value for Homes

Why Replace Your Existing Battery Backup System

Reduced Backup Capacity

Over time, battery storage capacity declines, resulting in shorter backup duration and less reliable power during outages.

Frequent System Alerts or Errors

Aging batteries often trigger fault codes, communication issues, or inconsistent charging behavior that can compromise system performance.

Outdated Technology and Lower Efficiency

Newer battery backup systems offer higher usable capacity, faster response times, improved safety features, and better whole-home backup capabilities.

Get Whole-Home Backup at the Lowest Cost Ever - No Solar Needed!

Charge your battery from the grid when energy is cheapest and protect your home from rate hikes, peak pricing, demand fees and unpredictable power outages. Lower your utility bill and offset rising electricity costs with a battery-only energy system from Solar Topps. Whether a new installation or an addition to an existing system, we’ve got you covered.

Contact for a Free Site Evaluation

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Choose Solar Topps to Replace Your Existing Battery Backup System

Customers choose Solar Topps because replacing a battery backup system is an engineering project—not a simple swap. Our team includes in-house engineers and senior technicians with hands-on experience across legacy battery systems, mixed inverter platforms, partial and whole-home backup configurations, and utility-specific interconnection requirements.

 

We understand how batteries integrate with existing solar arrays, load centers, transfer switches, and monitoring software, and we design each replacement to function safely, efficiently, and reliably within your current infrastructure.

 

We routinely handle complex replacement scenarios—including discontinued equipment, undersized or improperly designed original systems, service panel constraints, and homeowners upgrading from partial backup to whole-home backup. Because we maintain an active battery inventory and supporting hardware, we can respond quickly without compromising on system design or electrical standards. Every replacement is evaluated, engineered, installed, and commissioned by our internal team, ensuring tight quality control, faster timelines, and long-term performance you can trust.

 

For homeowners who care about system integrity, electrical precision, and future-proof performance, Solar Topps delivers battery replacements done correctly the first time—even when the job isn’t simple.

Get a Quote Today

The Best in the Industry Put Their Trust in Us

Our proven track record of superior engineering, high-quality installations and
excellent customer service has earned us the highest certifications in the industry.

Maximizing Your Solar Battery’s Lifespan

A well-maintained solar battery will perform better and last longer. Here’s how to extend the life of your new battery:

  • Monitor Usage: Avoid overcharging or completely draining the battery.
  • Regular Maintenance: Schedule annual system checkups to find and fix issues early.
  • Install in a Cool, Dry Space: Batteries degrade faster in excessive heat or humidity.
  • Use Energy Efficiently: Balance your power use to prevent excessive wear and tear.

By following these recommendations, you’ll maximize both your savings and your battery’s lifespan.

The Cost of Solar Battery Replacement

Replacing a solar battery typically costs between $5,000 and $15,000, depending on factors like battery type, capacity, and installation complexity. Lithium-ion batteries are more expensive but offer better efficiency and longevity than lead-acid options. Get a quote from a certified installer like Solar Topps.

Factors Affecting Cost

Battery Type: Lithium-ion batteries are more expensive upfront but offer a better ROI over time due to their durability and efficiency.
Capacity Requirement: Larger-capacity batteries cost more but store more energy.
Labor Costs: Installation fees depend on local rates and the complexity of the replacement.
Warranty Coverage: Some solar batteries come with warranties that may partially offset replacement costs.

What Is a Solar Battery and Why Is It Important?

A residential solar battery is a device that stores the excess energy produced by your solar panels during the day. This stored energy can be used:

  • At night or during overcast days when solar panels aren’t producing power
  • During power outages to keep your essential appliances running
  • To reduce reliance on the grid, save money on energy bills

By replacing traditional energy usage with solar power stored in a reliable battery, you maximize the return on your solar investment. However, like all batteries, solar batteries have a limited lifespan, requiring replacement to maintain your system’s efficiency.

What is a Main Wiring Issue with a Solar Battery?

One common main wiring issue is improper grounding. Grounding refers to the process of connecting all metal parts of a solar power system to an external grounding rod or conductor. This helps prevent electric shock and damage from lightning strikes. If your solar battery is not properly grounded, it can lead to safety hazards and potential damage to your system.

How to Identify Improper Grounding in a Solar Battery System

Identifying improper grounding involves inspecting the wiring and connections of your solar power system. Look for loose or disconnected wires, particularly those connected to the grounding rod.

Testing with a multimeter can verify proper conductivity and ensure that the system is safely grounded. Anomalies in the performance of your solar battery, such as unexpected surges or frequent tripping of circuit breakers, may also indicate grounding issues.

Steps to Resolve Grounding Issues Safely

Resolving grounding issues requires careful attention to safety and compliance with electrical codes. Start by turning off the system’s power before making adjustments. Securely connect all grounding wires to the designated grounding rod, ensuring a solid and unobstructed connection.

If you’re unsure of how to proceed, consulting a licensed technician or electrician is highly recommended to avoid risks and ensure the longevity of your system. Regular system inspections can also help prevent grounding issues from recurring.

Save More with Arizona’s Leader in Existing
Battery Backup Replacement Since 2009

Our team provides clear, transparent and honest answers and pricing to help
you know if getting your existing battery backup system replaced makes sense.

Real Reviews, Experiences and Savings

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