SYLVANIA M400/U 400w Probe Start Metalarc 4000k M59/S Metal Halide bulb

$2899 $39.99 USD
46 in stock



Sylvania 64490 M400/U (MH400/U) - 400W Probe Start Metalarc metal halide lamp, universal burn, clear, unprotected arc tube, 4000k M59/S, 15000hrs

Sylvania Standard Metalarc Metal Halide lamps are an economical choice for a high efficacy, long life, white light source. This family of Metal Halide lamps allows for design flexibility with multiple light source solutions to choose from. Lamps with universal operating positions allow for a wider range of applications.
Also, METALARC lamps have significantly higher efficacy than mercury vapor or incandescent lamps and considerably better CRI than mercury vapor and high-pressure sodium.

Key Features & Benefits
- Well-balanced white light, 4000K correlated color temperature
- Multiple choices allow design flexibility
- Low initial costs
- Universal operating position on most types
- Lead-free welded base and lead-free glass
- Durable mount structure and lamp construction
- Good CRI
- Wattage: 400 Watt
- ANSI Code: M59/S
- Bulb Shape: BT37
- Base Type: Mogul (E39)
- Color Temperature: 4000 Kelvin
- CRI: 65
- Protected: No
- Life Hours: 15000


Brand Sylvania
Ordering Code 64490
ANSI Code M59/S
Base E39 Mogul Screw
Bulb Type High Intensity Discharge Bulbs (HID)
Color Rendering Index (CRI) 65
Color Temperature (K) 4000K
Lamp Finish Clear
Rated Life (Hours) 20,000 Hrs. vertical 15000 Hrs. Horizontal
Shape BT37
Maximum Overall Length (in) 11.5
Diameter (in) 4.6
Wattage (W) 400W
Initial Light Output 36,000 Lumens
Mean Light Output Horizontal 21,000 Lumens, Vertical 24,000 Lumens
Warm-up Time 2-4 min.
CA Prop 65 Yes
CA Prop 65 Material Mercury
UPC Code 046135644900

Additional Info