Note: Shunted lamp holders are found only in fluorescent luminaires with lnstant-Start ballasts. lnstant-start ballasts can be identified by the words "Instant Start" or "l.S." marked on the ballast.. Learn how to wire a 2-lamp T8 ballast with a diagram and step-by-step instructions. Improve your lighting setup.
Learn how to direct wire double-ended LED tube lights for two lamps with our step-by-step guide. Enhance your lighting efficiency today!. LED T8 lamps are designed for single sided connections only (Fig. 2). To install, please wire non-shunted sockets by connecting one wire from the lamp holder to branch circuit L (LIVE) and the other wire at the opposite end to the branch circuit N (NEUTRAL).