NEMA is the largest U.S. trade organization representing manufacturers of products used in the generation, transmission, distribution, control, and end-use of electricity. Many of NEMA's 350+ standards have been approved as American National Standards or adopted by the federal government.

NEMA DC 3, Annex A
$51.00 $26.00
This annex provides the specifications that are required for a programmable thermostat to be classif..
NEMA DC 3-2008
$74.00 $37.00
This Standards Publication covers self-contained, electrical and electronic, wall-mounted roomthermo..
NEMA DC 5-1989 (R2008)
$62.00 $31.00
Applies to surface-type control thermostats and temperature limiting controls for electric storage w..
NEMA DCP 1-2018
$161.00 $81.00
Summarizes the results from a survey on DC in buildings and provides background on the primary drive..
NEMA EE S1-2018
$170.00 $85.00
NEMA and CEMEP released a joint statement on potential negative effects (called rebound effects) rel..
NEMA EI 21.1-1993 (R2002)
Covers general requirements, ratings, accuracy classifications, burdens and pertinent dimensions app..
NEMA EI 21.2-1991 (R2002)
Covers general requirements, ratings, accuracy classifications, burdens and pertinent dimensions app..
NEMA EL P1-2018
$193.00 $97.00
Communicates the NEMA position on the concept of electronic labeling as well as the benefits and cha..
NEMA EM 1-2007
$84.00 $42.00
Contains performance requirements and test methods for evaluating exit sign visibility. Also contain..
NEMA EM 1-2010
$150.00 $75.00
Contains performance requirements and test methods for evaluating exit sign visibility. Also contain..
NEMA ERCS P1-2018
$152.00 $76.00
NEMA ERCS P1-2018 provides an overview of the codes and Standards landscape and identifies certain c..
NEMA ESS 1-2019
$150.00 $75.00
NEMA ESS 1-2019 is for uniformly measuring and expressing the performance of electrical energy stora..
NEMA EVSE 1.2-2015
$183.00 $92.00
Describes a protocol for authenticating electric vehicle (EV) charging service requests using contac..
NEMA EW 1-1988 (R2004)
$70.00 $35.00
Defines performance characteristics, ratings, and test procedures for ac and dc arc-welding apparatu..
NEMA EW 4-2009
$172.00 $86.00
Establishes graphic symbols for arc-welding and cutting apparatus that identify controls, indicators..
NEMA EW 6-2006
$101.00 $51.00
Provides guidelines for manufacturers and supplies in the arc-welding and cutting industry to assist..
$51.00 $26.00
$74.00 $37.00
$161.00 $81.00
$170.00 $85.00
$193.00 $97.00
$84.00 $42.00
$150.00 $75.00
$152.00 $76.00
$150.00 $75.00
$183.00 $92.00
$172.00 $86.00
$101.00 $51.00
Showing 81 to 96 of 490 (31 Pages)