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Philips Advance 71A5770001D (1) 250 Watt Metal Halide Lamp Core and Coil Quad HID Ballast Kit 120/208/240/277 Volt - Electrical Ballasts - Amazon.com
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Philips Lighting 274845 ED28 Standard Metal Halide Lamp 250 Watt E39 Mogul Base 13500 Lumens 65 CRI 4000K Cool White
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