Possible reasons your
visiting our web site:
I've installed equipment that the local electrical inspector will not
accept because it doesn't have the UL mark.
(many inspectors will use "UL" to indicate that a NRTL
mark is required)
I'm relocating equipment to a new
location from an existing location and some of the
equipment doesn't have an acceptable safety mark
that will be accepted by the local electrical inspector.
I'm receiving new equipment form
Europe (or any other country) that does not bear a listed NRTL Safety Mark
for the US.
I have a special one of a kind
piece of equipment that will require a safety mark before I can
If you manufacture one-of-a-kind equipment, are relocating
existing equipment to a new facility, or have purchased used
equipment or equipment without proper certification, chances are
you will need to comply with local electrical safety
Throughout the United States and Canada, many
local jurisdictions will not allow unlisted / unlabeled
equipment to be installed or used at manufacturing and
commercial sites within their communities. In many cases,
manufacturers utilizing equipment in conflict with local
electrical laws may be fined and/or shut down by OSHA or may not
be allowed to energize their equipment by the local electrical
Field labeling applies to
the following type of equipment:
Custom-built equipment for special applications.
Equipment manufactured on a nonrepetitive basis.
Equipment sold in limited quantities.
- Equipment not
obtainable as "Certified" under a regular certification
- Equipment already installed and awaiting
acceptance by the regulatory authorities.
systems or subassemblies.
- Field-evaluated equipment
that has been relocated.
- Listed equipment that has
Examples of commonly
field-evaluated products are:
- Industrial Control Panels (ICP)
- Lighting and Custom Fixtures
- Automated Manufacturing, Assembly and Packaging
Semiconductor Fabrication Equipment
Signs and Display Cabinets
- Switchboards, Panelboards and Motor Control
Automatic Guided Vehicles (AGVs), Intelligent Assist
Devices (IADs) and Robots and Robotic Equipment
Heating and Cooling Equipment
- Fire Doors and Frames
Commercial Cooking and
Food Service Equipment
Distributed Generation Equipment