Product Overview
Sylvania 21999 FO32/741/ECO 32W 48" T8 4100K Cool White Fluorescent Lamp
The Sylvania 21999 (FO32/741/ECO) is a 32W 48" T8 fluorescent lamp on a Medium Bi-Pin (G13) base. Rated 4100K cool white at 78 CRI, it delivers 2,800 initial lumens (2,575 mean).
Wattage 32W 48" T8 | Color Temp 4100K Cool White | Lumens 2,800 Initial | CRI 78 Color Rendering | Rated Life 24,000-35,000 Hours |
Technical Specifications
| Item Number | 21999 |
| Ordering Abbreviation | FO32/741/ECO |
| Bulb Shape | T8 |
| Base | Medium Bi-Pin (G13) |
| Wattage | 32W |
| Nominal Length | 48" |
| MOL (Maximum Overall Length) | 47.78" |
| Color Temperature | 4100K (Cool White) |
| CRI | 78 |
| Initial Lumens | 2,800 lm |
| Mean Lumens @ 25°C/77°F | 2,575 lm |
| Average Rated Life | 24,000 to 35,000 hours (varies by ballast type and hours per start; see the Sylvania catalog) |
| Standard Package Quantity | 30 per case |
Product Overview
This Sylvania 32W 48" T8 fluorescent lamp uses a Medium Bi-Pin (G13) base. Initial output is 2,800 lumens, dropping to 2,575 mean lumens at 25°C/77°F. Specifications were taken from the Sylvania lighting catalog. For ballast/lamp compatibility, refer to the Sylvania QUICKTRONIC ballast guide.
Compatible Applications
- Fixtures specified for a 32W 48" T8 lamp with a Medium Bi-Pin base
- Direct replacement for the Sylvania 21999 (FO32/741/ECO)
Before Ordering – Verify
- Confirm your ballast type is compatible with this lamp (see the Sylvania ballast guide)
- Confirm 4100K color temperature matches the rest of your installation
- Confirm lamp length (48") and base type match your fixture
Safety and Handling Guidelines
- Always disconnect power before servicing or installing
- Handle by the base/end caps; avoid flexing or striking the glass tube
- Contains mercury – if broken, ventilate the area and follow EPA cleanup guidance
- Dispose of / recycle in accordance with state and local mercury-lamp regulations; recycle per lamprecycle.org
Ordering Information
- Item Number: 21999
- Ordering Abbreviation: FO32/741/ECO
- Manufacturer Part Number: FO32/741/ECO
- UPC: 046135219993
- Standard Package Quantity: 30 per case
For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.
