... 75%, 100%Lumens: Up to 40% more than magnetic ballasts for improved yieldsLamp Compatibility: Metal Halide and High Pressure ... 86,000 , 140,000 Lumens RespectivelyCompatibility: Strikes both magnetic and digital ballasts ( ANSI Code: S51)Color Temperature: 2,000kBulb ... , 61,000 , 110,000 Lumens RespectivelyCompatibility: Strikes both magnetic and digital ballast (ANSI Code: M47)Color Temperature: 6 ...