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Advance e-Vision IMH-100-D-BLS - 100 Watt - Pulse Start - Metal Halide Ballast - 120/277 Volt - ANSI M90 or M140 - Power Factor 90% - Max. Temp. Rating 185 Deg. F - High Intensity Discharge Bulbs - Amazon.com
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Amazon.com: Advance IMH100DBLS-M - 100W - Electronic Metal Halide Ballast - ANSI C90/M90 M140 C191 - 120/277V : Tools & Home Improvement
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Universal Core and Coil Ballast Kit for 100W Metal Halide Lamp 120V to 277V | M100MLTLC30500K | Bulbs.com
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