![SYLVANIA 64469 - 1000 Watt - BT37 - COMPACT METALARC - Metal Halide - Reduced Envelope - Unprotected Arc Tube - 3800K - ANSI M47/E - Universal Burn - M1000/U/BT37 - High Intensity Discharge Bulbs - Amazon.com SYLVANIA 64469 - 1000 Watt - BT37 - COMPACT METALARC - Metal Halide - Reduced Envelope - Unprotected Arc Tube - 3800K - ANSI M47/E - Universal Burn - M1000/U/BT37 - High Intensity Discharge Bulbs - Amazon.com](https://m.media-amazon.com/images/I/31pGUkSWQML.jpg)
SYLVANIA 64469 - 1000 Watt - BT37 - COMPACT METALARC - Metal Halide - Reduced Envelope - Unprotected Arc Tube - 3800K - ANSI M47/E - Universal Burn - M1000/U/BT37 - High Intensity Discharge Bulbs - Amazon.com
![Sylvania SYL64036 M400/U/ED37 Clear Metal Halide Lamp, ED37 Mogul Screw (E39), 400 W, 4000K, 1 Count (Pack of 1) - Amazon.com Sylvania SYL64036 M400/U/ED37 Clear Metal Halide Lamp, ED37 Mogul Screw (E39), 400 W, 4000K, 1 Count (Pack of 1) - Amazon.com](https://m.media-amazon.com/images/I/81TOA+LsHvL._AC_UF1000,1000_QL80_.jpg)
Sylvania SYL64036 M400/U/ED37 Clear Metal Halide Lamp, ED37 Mogul Screw (E39), 400 W, 4000K, 1 Count (Pack of 1) - Amazon.com
![OSRAM Sylvania GIDDS-2490962 2490962 Compact Metalarc Metal Halide Lamp, Ed28, 400W, 135V s, E39 Mogul, Clear, Universal Burn, Incandescent Bulbs - Amazon Canada OSRAM Sylvania GIDDS-2490962 2490962 Compact Metalarc Metal Halide Lamp, Ed28, 400W, 135V s, E39 Mogul, Clear, Universal Burn, Incandescent Bulbs - Amazon Canada](https://m.media-amazon.com/images/I/31x0co8DwkL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFIVE%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA9%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)