Tigo Energy Inc (NASDAQ: TYGO) is a solar energy hardware and software company that designs and sells module-level power electronics (MLPE), energy storage systems, and monitoring software for residential and commercial solar installations. Revenue comes primarily from hardware product sales to distributors, who resell to end users, supplemented by SaaS subscriptions through its Predict+ monitoring platform and royalties. Products include the TS4 series of optimizers and rapid shutdown devices, the GO ESS residential energy storage line (GO Battery, GO Inverter, GO Link/ATS, and GO EV Charger), and a web-based monitoring application. The GO Battery is available in 5 kWh increments expandable to 30 kWh in the U.S., and in 3 kWh modules expandable to 12 kWh in the EU. Tigo's selective optimization architecture operates in bypass mode until mismatch occurs, claiming up to 99.7% efficiency. Hardware is sold to distributors with revenue recognized at point of shipment. CEO is Zvi Alon and CFO is Bill Roeschlein, per the 10-K filed March 19, 2026.

Revenue model

Hardware product sales (primary), SaaS platform subscriptions (Predict+ web-based monitoring), and royalties. Hardware is sold to distributors at point of shipment; SaaS provides recurring monitoring revenue.

Products and services

TS4 series MLPE optimizers (TS4-A-F, TS4-A-2F, TS4-X-F rapid shutdown devices); GO ESS residential energy storage system (GO Battery, GO Inverter, GO Link/ATS, GO EV Charger); Predict+ SaaS monitoring platform; RSS Transmitters with Pure Signal technology.

Customers and end markets

Primary customers are distributors who resell to end users including solar installers and EPC firms. End markets are residential and commercial solar installations in the U.S. and EU.

Value-chain role

Hardware manufacturer and software platform provider. Sells through distributors to installers and EPC firms. Compatible with third-party string inverters and solar modules rated up to 800W including bifacial modules.

Geographic exposure

United States and European Union, based on product configurations disclosed in the 10-K filed March 19, 2026.

Source: SEC 10-K, filed 2026-03-19

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