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Information for regulators and utilities

This section is intended to serve the needs and interests of the regulatory and utility communities. See the following to verify the current UL Listing status of photovoltaic and photovoltaic related products. Also, reference the guide information located alphabetically in each group of products for additional useful information.

Category code Category name

QHYZ

AC Modules

QHZK

Building-integrated Photovoltaic Modules and Panels

QHZQ

Building-integrated Photovoltaic Mounting Systems

QIBP

Photovoltaic Charge Controllers

QIGU

Photovoltaic Modules and Panels

QIIO

Distributed Power Systems Accessory Equipment

QIJL

Photovoltaic Power Units

QIKH

Static Inverters and Converters for Use in Independent Power Supplies