Amalgam product experience stable brightness over a wider temperature range and in various operating positions.
Best performance if operated base up and at 77 degrees F (25C) ambient temperature.
Fluorescent lamp lumens decline during life
Lumens on one piece self ballasted lamp systems are measured base up.
Use only on 120V 60 Hz circuits. Do not use on dimming circuits, photocells or timers. Do not use in wet locations.
*Guaranteed to last 7 years based on 4 hours use per day at 120V. Electricity cost savings based on rated life of 10,000 hrs compared to five 90 watt Soft White R40 bulbs (rated life 2000 hrs). Energy savings based on 10c per kilowatt hour. Reliable starting to -10oF(-23oC). Lamp requires a short warm up period to reach full brightness.