Product Overview

Sylvania 24080 FB40/D30/6 – 40W T12 U-Shaped (Curvalume) Rapid Start Fluorescent Lamp | 3000K | 3,050 Lumens | G13 Medium Bi-Pin
3,050 lumens at 3000K Designer with CRI 70 – a 40W T12 U-Shaped (Curvalume) Rapid Start fluorescent lamp designed for U-shaped fixtures with 6-inch leg spacing.
| Wattage / Type 40W / T12 T12 U-Shaped | Color Temp 3000K Designer | Initial Lumens 3,050 lm | Rated Life 18,000 hr Rated Average | Base Type G13 Medium Bi-Pin Confirm Socket |
Quick Specs
- Brand: Sylvania
- Product Code / Model: 24080 / FB40/D30/6
- Lamp Type: Fluorescent – T12 U-Shaped (Curvalume) Rapid Start
- Starting Method: Rapid Start
- Wattage: 40W
- Base Type: G13 Medium Bi-Pin
- Color Temperature: 3000K Designer
- CRI: 70
- Initial Lumens: 3,050 lm (approx., after 100 hours of operation)
- Mean Lumens: 2,745 lm (measured at 40% of rated life)
- Rated Average Life: 18,000 hr at 3 hours per start
- Nominal Length: 23 in
- Maximum Overall Length (MOL): 22.60 in
- Bulb Diameter: 1.5 in (T12)
Product Overview
The Sylvania 24080 FB40/D30/6 is a 40W T12 U-Shaped (Curvalume) Rapid Start fluorescent lamp delivering 3,050 initial lumens at 3000K Designer. It is built for U-shaped fixtures with 6-inch leg spacing where lamp length, base type, ballast type, wattage, and color temperature must match the existing system.
This lamp is best suited for maintenance replacement in commercial, industrial, and institutional spaces. Before ordering, confirm the G13 Medium Bi-Pin base, 40W wattage, and 3000K color temperature against your existing lamp or fixture label.
Why Choose This Product
- 3,050 initial lumens: Catalog rating after 100 hours of operation, with 2,745 mean lumens at 40% of rated life.
- 3000K Designer: Helps match the existing light color across a facility.
- G13 Medium Bi-Pin base: Designed for the correct T12 socket style; confirm before replacement.
- 18,000 hr rated average life: Rated at 3 hours per start; longer burn cycles increase lamp life.
- Sylvania quality: Suitable for professional lighting applications and facility maintenance.
Technical Specifications
| Brand | Sylvania |
| Product Code / Model | 24080 / FB40/D30/6 |
| Lamp Type | Fluorescent – T12 U-Shaped (Curvalume) Rapid Start |
| Starting Method | Rapid Start |
| Wattage | 40W |
| Base | G13 Medium Bi-Pin |
| Color Temperature | 3000K Designer |
| CRI | 70 |
| Initial Lumens | 3,050 lm |
| Mean Lumens | 2,745 lm |
| Rated Average Life (3 hr/start) | 18,000 hr |
Dimensions
| Nominal Length | 23 in |
| Maximum Overall Length (MOL) | 22.60 in |
| Leg Spacing | 6 in (U-shaped) |
| Bulb Diameter | 1.5 in (T12) |
Applications
- Maintenance and retrofit replacement in compatible U-shaped fixtures with 6-inch leg spacing
- Commercial, industrial, and institutional facilities and utility spaces
- Replacement for existing FB40/D30/6 lamps – confirm the lamp code on your current lamp
Compatibility & Replacement
Fixture type: Designed for U-shaped fixtures with 6-inch leg spacing using a G13 Medium Bi-Pin base.
Ballast: Requires a rapid start ballast rated for this lamp. Always confirm the existing ballast label before ordering.
Starting temperature: Minimum starting temperature is a function of the ballast; consult the ballast manufacturer.
Before ordering, confirm:
- Existing lamp model matches FB40/D30/6 or an approved equivalent.
- Fixture socket matches G13 Medium Bi-Pin.
- Wattage is 40W and the ballast is compatible.
- Color temperature is 3000K Designer.
- Physical size is 23 in nominal length (22.60 in MOL) x 1.5 in diameter.
Ordering Information
- Brand: Sylvania
- Product Code / Model: 24080 / FB40/D30/6
- Description: 40W T12 U-Shaped (Curvalume) Rapid Start fluorescent lamp, 3000K Designer, 3,050 lumens, G13 Medium Bi-Pin base
- Specifications: Taken from the Sylvania linear fluorescent lamp catalog; specifications are subject to change without notice.
Safety & Handling Notes
- Disconnect power before installing or servicing.
- Use only in approved fixtures designed for compatible FB40/D30/6 lamps.
- Fluorescent lamps contain mercury and should be recycled or disposed of according to local regulations.
- Follow the fixture manufacturer's instructions and local electrical codes for installation.
For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.