Application Note: Tigo EI (US) Multi-Inverter Commissioning in PPL Electric Utility

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1

002-00230-00

November 21, 2025

Additional information

To enable multi-inverter installations in the PPL (Pennsylvania) utility territory, each inverter in the system must be individually addressable by a Utility Control Device (UCD). This requires assigning a unique Modbus ID to each inverter.

Product(s):

EI Inverter (US)

Product Family:

TS4 Flex MLPE TS4 Flex MLPE EI Residential (US)EI Residential (EU)Energy Intelligence

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Tigo Energy, the worldwide leader in Flex MLPE (Module Level Power Electronics), designs innovative solar power conversion and storage products that provide customers more choice and flexibility. The Tigo TS4 platform increases solar production, decreases operating costs, and enhances safety. When combined with the Tigo Energy Intelligence (EI) platform, it delivers module, system, and fleet-level insights to maximize solar performance and minimize operating costs. The Tigo EI Residential Solar Solution, a flexible solar-plus-storage solution for home installations, rounds out the Company’s portfolio of solar energy technology. Tigo was founded in Silicon Valley in 2007 to accelerate the adoption of solar energy, and its global team supports customers whose systems reliably produce gigawatt hours of safe solar energy on seven continents.