T8 4x32W electronic ballast, 120v-277V instant start, parallel lamp operation , with thermal prot T8 4x32W electronic ballast, 120v-277V instant start, parallel lamp operation , with thermal protection, high ... 65, Type 1 outdoor using, Open circuit voltage : 600v . with long wire. WIth ULapproval, With UL certificate , Other designs and models are all available,