2016NEMA C82.14-2016 Lamp Ballasts - Low-Frequency Square Wave Electronic Ballasts - for Metal Halide Lamps
2006NEMA ANSLG C82.14-2006 Lamp Ballasts Low-Frequency Square Wave Electronic Ballasts -- for Metal Halide Lamps
NEMA ANSLG C82.14-2006 Lamp Ballasts Low-Frequency Square Wave Electronic Ballasts -- for Metal Halide Lamps was changed to NEMA C82.14-2016 Lamp Ballasts - Low-Frequency Square Wave Electronic Ballasts - for Metal Halide Lamps.