High Pressure Sodium HID Bulb: Universal Burning, ET18, Mogul (E39), 400W HPS, 400 W Watts, 2100K
Item: 56GK15,
MFR: LU400/ECO,
Brand: SYLVANIA
| Bulb Operating Position | Universal Burning |
| Bulb Shape | ET18 |
| Bulb Base Type | Mogul (E39) |
| Wattage Equivalency | 400W HPS |
| Watts | 400 W |
| Light Appearance | 1000 to 2699K, Very Warm White |
| Color Temperature | 2100K |
| Light Technology | Metal Halide |
| For Enclosed Fixtures | Yes |