Tigo Energy battery savings & installer quotes

Tigo components on existing panels do not establish that the home already has a Tigo storage-ready system.

Identify which Tigo equipment the project concerns. Panel optimizers are separate from storage. Record the solar inverter already installed. Ask whether the proposal adds EI or GO home-system equipment. Have the battery and transfer components named. The household assessment cannot infer a completed storage arrangement from Tigo devices on an existing array.

Ask the Tigo designer what roof equipment remains. Clarify whether access or replacement work is included. Request the new storage components on the electrical drawing. Have the relationship between generations explained. Compare the intended backup circuits separately from panel monitoring. An optimizer-only offer should not be interpreted as a complete battery installation proposal.

Keep a Tigo handover record covering solar and storage responsibilities. Ask which monitoring information describes the battery. Identify who supports retained panel devices. Request a demonstration of the configured transfer behavior. Have the contractor explain the first response to a storage alert. A shared manufacturer name should not leave the service boundary between old and new equipment unclear.

Bring the Tigo Energy installer a recent electricity bill, your tariff name and any interval-usage data your utility makes available. Describe when the home uses power, when an EV is parked at home and whether heating, cooling or a pump dominates demand; the estimate’s bill band is a starting point rather than a replacement for those details.

Ask for the Tigo Energy proposal to separate equipment, electrical changes, permits, commissioning and any optional work. Confirm the usable capacity, continuous output and backup arrangement for the complete configuration being quoted, and identify exclusions before agreeing to an installation scope.

Have each Tigo Energy installer use the same list of appliances and the same backup priorities when preparing a design. If two proposals differ in battery quantity, controller equipment or circuits, ask for the reason in writing; a lower total may reflect a different job rather than a saving on an equivalent system.

Check the assumptions behind a Tigo Energy savings projection: electricity rates, export credits, daily usage, charging sources, reserve settings and future price increases. Request a comparison using your current tariff as well as any proposed tariff change, and keep bill savings separate from equipment cost, financing and the value you place on backup.

Before accepting a Tigo Energy contract, identify the company responsible for permits, utility permission, inspections and commissioning. Confirm the payment milestones and what happens if site inspection changes the equipment or electrical scope; do not treat an indicative assessment or an initial quote as a completed site design.

Keep the final Tigo Energy equipment schedule, warranty conditions and workmanship terms with the signed proposal. Ask who handles an installation fault, whether diagnosis and labor are covered and how to contact service if the original salesperson is unavailable; a manufacturer's equipment warranty does not by itself explain every installation responsibility.

The assessment does not simulate Tigo optimization or select EI or GO hardware. Household inputs determine the general storage calculation. Ask a contractor to assess the actual inverter, battery and transfer arrangement separately from the modeled result.

Tigo components on existing panels do not establish that the home already has a Tigo storage-ready system.

The contact step retains your Tigo preference and household answers. With consent, matching considers participating-installer eligibility and verified brand credentials where available, producing at most three matches and potentially none. Ask any responding company whether its work includes Tigo storage rather than only panel-level devices.

A Tigo assessment does not purchase roof devices or a battery system. Both the estimate and optional homeowner request are free through Shortlist. Any equipment and installation agreement follows a separate decision after reviewing the complete EI or GO proposal.