GE 23998 400w ED37 E39 Mogul Mercury Vapor HID 3900K HR400DX33 Bulb

400w HR400DX33 Mercury, Bulb: ED37, Base: Mogul Screw (E39)<br><br><table> <tbody><tr><td>Base</td><td>E39 Mogul Screw</td></tr> <tr><td>Bulb Type</td><td>High Intensity Discharge Bulbs (HID)</td></tr> <tr><td>Color Rendering Index (CRI)</td><td>50</td></tr> <tr><td>Color Temperature (K)</td><td>3900K</td></tr> <tr><td>Diameter (in)</td><td>4.625</td></tr> <tr><td>Lamp Finish</td><td>Delux white</td></tr> <tr><td>Luminous Flux (LM)</td><td>22500</td></tr> <tr><td>Maximum Overall Length (in)</td><td>11.31</td></tr> <tr><td>Rated Life (Hours)</td><td>20000</td></tr> <tr><td>Shape</td><td>ED37</td></tr> <tr><td>Wattage (W)</td><td>400W</td></tr> <tr><td>CA Prop 65</td><td>Yes</td></tr> <tr><td>CA Prop 65 Material</td><td>Mercury</td></tr></tbody></table>

• HID Bulbs produce high output for their size making them a compact powerful & efficient light source

• HID Bulbs are used for general lighting, professional lighting fixtures, growing applications

• HID bulbs put out around 3-5 times greater output (lumens per watt) than traditional halogen bulbs

• GE ED37 bulb, 400W,

• Base: E39 Mogul Screw, Rated Life (hours): 20000, Color Temp: 3900K, Luminous Flux (LM): 22500