Product Overview
Philips PL-L 55W 2G11 Compact Fluorescent Lamp - 5300K Daylight
The Philips 138446 PL-L 55 W/950/4P/RS is a 55W 5300K daylight twin-tube compact fluorescent lamp with 2G11 4-Pin base, 3,650 initial lumens, and 20,000 hours rated life. It is designed for commercial and architectural fixtures requiring efficient 2G11 lamp operation and consistent color performance.
Product Overview
This compact fluorescent lamp uses a long twin-tube design to deliver efficient light output in space-saving fixtures used for offices, healthcare facilities, retail spaces, and general ambient lighting. The 5300K color temperature and 82 CRI support comfortable visibility and consistent color appearance.
The 2G11 4-Pin base requires a compatible external ballast. Before ordering, confirm ballast compatibility, fixture clearance, and lamp length. This lamp features a silicon coated diffused finish for softer light distribution.
Technical Specifications
| Brand | Philips |
| Series | PL-L |
| Model | 138446 PL-L 55 W/950/4P/RS |
| Lamp Type | Twin-Tube Compact Fluorescent Lamp |
| Wattage | 55W |
| Initial Lumens | 3,650 |
| Color Temperature | 5300K Daylight |
| CRI | 82 |
| Base Type | 2G11 4-Pin |
| Ballast Compatibility | Rapid start / instant start ballast compatible |
| Rated Average Life | 20,000 hours |
| Maximum Overall Length | 22.5 in (571.6 mm) |
| Bulb Finish | Silicon Coated Diffused |
| ILCOS Code | FSDH-55/53/1A-L/P-2G11 |
| Order Code | 138446 |
| UPC / EAN | 46677138448 |
| Country of Origin | Belgium |
Key Features
- 3,650 initial lumens for efficient commercial light output
- 5300K daylight light with CRI 82
- 2G11 4-Pin base for compatible 4-pin compact fluorescent fixtures
- 20,000 hours rated life for reduced maintenance cycles
- Twin-tube compact design supports low-profile luminaire layouts
- Silicon coated finish helps diffuse light and reduce glare
Applications
- Task lighting and daylight-color environments
- Commercial and institutional fixtures
- Architectural luminaires requiring 2G11 compact fluorescent lamps
- Facilities seeking high-output daylight color performance
Installation Requirements
- Use only in fixtures designed for 2G11 4-Pin compact fluorescent lamps.
- Confirm ballast compatibility before installation. This lamp is not self-ballasted.
- Verify fixture clearance using the lamp dimensions before ordering.
- Dispose of fluorescent lamps according to local recycling and mercury disposal regulations.
Safety and Compliance
This lamp contains mercury and should be recycled in accordance with local, state, and federal regulations. Verify ballast compatibility, RoHS status, and any energy code requirements with the manufacturer specification sheet before installation.
