To locate specific listing cards, scroll to the appropriate agency category and select the link located on the right side of this page.

Underwriters Laboratories Listings

Access Control System Units
This category covers units for access control systems, providing a means of regulating or controlling entry into an area, or access to or the use of a device by electrical, electronic and/or mechanical means.

The basic standard used to investigate products in this category is UL 294, "Access Control System Units."

ALVY

Power Supplies
This category covers low voltage, low energy power supply units intended to be used with battery standby to provide electrical energy for burglar alarm systems.

The basic standard used to investigate products in this categroy is UL 603 "Power Supplies for Use with Burglar Alarm Systems."

APHV

Power Supply Units
These are power supply units intended for application as components of fire protective signaling systems.

The basic standard used to investigate products in this category is UL 1481. "Power Supplies for Fire Protective Signaling Systems."

UTRZ

California State Fire Marshal Listings

Power Units

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