Achieving high light output in a compact sized lamp is now available with USHIO Ultra-L lumen compact fluorescent lamps. The Ultra-L series of lamps can deliver up to 87 lumens per watt, making them one of the best energy efficient lamp choices on the market today and are ideal for the new, innovative low-profile fixtures. The Ultra-L lamps are able to render colors very well with their tri-phosphor coating and 82 CRI properties. In addition, these lamps are rated at 12,000 hour average rated life. These lamps can be used in a variety of fixtures and applications and can operated on both instant start and rapid start ballasts.