Product Overview

Sylvania 21701 F15T8/WW 15W 18" T8 3000K Warm White Fluorescent Lamp
The Sylvania 21701 (F15T8/WW) is a 15W 18" T8 fluorescent lamp on a Medium Bi-Pin (G13) base. Rated 3000K warm white at 52 CRI, it delivers 845 initial lumens (735 mean).
Wattage 15W 18" T8 | Color Temp 3000K Warm White | Lumens 845 Initial | CRI 52 Color Rendering | Rated Life 7,500 Hours |
Technical Specifications
| Item Number | 21701 |
| Ordering Abbreviation | F15T8/WW |
| Bulb Shape | T8 |
| Base | Medium Bi-Pin (G13) |
| Wattage | 15W |
| Nominal Length | 18" |
| MOL (Maximum Overall Length) | 17.78" |
| Color Temperature | 3000K (Warm White) |
| CRI | 52 |
| Initial Lumens | 845 lm |
| Mean Lumens @ 25°C/77°F | 735 lm |
| Average Rated Life | 7,500 hours (3 hours per start) |
| Standard Package Quantity | 24 per case |
Product Overview
This Sylvania 15W 18" T8 fluorescent lamp uses a Medium Bi-Pin (G13) base. Initial output is 845 lumens, dropping to 735 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 15W 18" T8 lamp with a Medium Bi-Pin base
- Direct replacement for the Sylvania 21701 (F15T8/WW)
Before Ordering – Verify
- Confirm your ballast type is compatible with this lamp (see the Sylvania ballast guide)
- Confirm 3000K color temperature matches the rest of your installation
- Confirm lamp length (18") 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: 21701
- Ordering Abbreviation: F15T8/WW
- Manufacturer Part Number: F15T8/WW
- Standard Package Quantity: 24 per case
For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.