Product Overview
Sylvania Mercury Vapor 400 Watt H33 Coated ED37 Lamp
Specifications
- Wattage 400W
- Base E39 Mogul Screw
- Rated Life 24,000 hours
- Color Temperature 4000K
- Burn Position Universal
- CRI 43
- ANSI Code H33
- Fixture Requirement O-Type
- Dimensions 11.5" L × 4.5" Diameter
Performance Data
- Initial Lumens 23,000
- Mean Lumens 16,200
- Warm-up Time Max 15 min
- Hot Restrike Time 3-9 min
- 23,000 Initial Lumens
- 16,200 Mean Lumens
Temperature Limits
- Base Temperature 374°F / 190°C
- Bulb Temperature 752°F / 400°C
Additional Information
-
Mean lumens measured at 50% of average rated life
-
Horizontal lumen values are 5-10% lower than vertical values
-
Universal burn position for flexible installation
-
Coated ED37 design for optimized light distribution
-
Designed for O-type fixtures with specific requirements
Technical Details
-
Warm-up time: Reaches full brightness in up to 15 minutes
-
Thermal management: Designed to withstand high operating temperatures
-
Hot restrike capability: Can relight within 3-9 minutes after power interruption
-
Elliptical design: ED37 shape for optimized light distribution
-
Industrial grade: Built for long-term reliability in demanding environments
Important Note
This mercury vapor lamp requires specific fixtures (O-type) and should be installed by qualified professionals. Always follow manufacturer guidelines for installation and maintenance to ensure optimal performance and safety.
