Dimensions Guide

Switch Start Metal
Halide Standard
MH400/U 6PK
High performance, Long life and Superior light qualityA compact, energy efficient
metal halide lamp that provides crisp, sparkling light wih long life and high
efficiency.
Product data
General Information
Cap-Base E39 [ Single Contact Mogul Screw]
Operating Position Universal [ Universal]
Main Application General Lighting (G)
Life to 50% Failures (Nom) 20000 h
ANSI Code HID M59/E
Footnotes HID 1 Requires a ballast specied or approved for Philips
metal halide lamps, or one that is designed to
operate all popular brands of metal halide lamps.
1000W types will operate from H36 conventional
lag type ballast for Mercury Vapor lamps at
ambient temperatures of 50 degrees F or higher.
1000W types must not be operated at 1500W.
(377)
Footnotes HID 2 Rated life: Vertical +/- 15 degrees. Other positions
75% of vertical life. (385)
Footnotes HID 3 Vertical lumens. Horizontal lumens 6%–10% lower.
(393)
Light Technical
Color Code 640 [ CCT of 4000K]
Luminous Flux (Rated) (Min) 34000 lm
Luminous Flux (Rated) (Nom) 39000 lm
Color Designation Cool White (CW)
Lumen Maintenance - 40% Life 65 %
Design Mean Lumens 25350 lm
Chromaticity Coordinate X (Nom) 0.385
Chromaticity Coordinate Y (Nom) 0.395
Correlated Color Temperature (Nom) 3900 K
Luminous Ecacy (Rated) (Min) 85 lm/W
Luminous Ecacy (rated) (Nom) 97.5 lm/W
Color Rendering Index (Nom) 65
Operating and Electrical
Lamp Current (Nom) 3.25 A
Ignition Supply Voltage (Min) 350 V
Re-Ignition Time (Min) (Max) 12 min
Ignition Time (Max) 120 s
Voltage (Max) 150 V
Voltage (Min) 120 V
Voltage (Nom) 135 V
Datasheet, 2018, September 10 data subject to change
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