How Much Does It Cost to Add a Battery to an Existing Solar System?

Retrofits: What You Need to Know

Adding a battery to your existing solar system can cost from $9,500 to $16,000, depending on:

1.      Whether your current inverter is hybrid-compatible

2.      Battery size and brand

3.      Installation requirements (wall mounts, switchboard upgrades)

In many cases, retrofitting requires an inverter upgrade, which Powermate can handle in-house as part of our full compliance and system performance review.

Value-Added Options with Powermate

1.      Upgrade to hybrid inverter & monitoring app

2.      Battery health checks & solar performance reports

3.      Integrate with off-grid capabilities if needed later

Get a free quote and system audit from Powermate’s solar battery experts.

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