Sylvania 20921 FP21/835/ECO

Description

Sylvania FP21/835/ECO #20921 Pentron 3500K 21W Fluorescent T5 High Efficiency ECO Lamp Product Details CRI 85 (G5) Miniature Bipin Base Color Temp 3000k Soft White  MOL 33.89in X Dia 16mm (5/8in) Rated Avg. Hours 20,000hrs Spec Sheet Additional Information High Performance T5 lamps Up to 104 LPW 95% lumen maintenance Peak lumen output at 35°C (95°F) TCLP and RoHS compliant Lead free glass Greater luminaire design flexibility. PENTRON ECO lamps are about 2″ shorter than T8 & T12 Bi-Pin lamps. Miniature Bi-Pin bases will not install into T8 & T12 sockets. Miniature Bi-Pin bases require UL Listed 600 Volt rated sockets. Requires high frequency programmed rapid start electronic ballasts for T5s equipped with end-of-life sensing circuit. PENTRON ECO operates at same current for uniform color and brightness between nominal 2′, 3′, 4′, and 5′ lengths. 6.  Apply thermal factor in calculations for use in exterior or unheated applications.