The LUXRITE 46-Inch T5 Fluorescent Tube is a 54-watt linear light bulb designed to provide cool white illumination. It produces 4,200 lumens, uses a G5 mini bi-pin base, and has a listed color temperature of 4100K. The LR20770 model is offered in multiple package sizes, including six-, 12-, and 30-packs, making it suitable for individual replacements or larger lighting maintenance needs.
Quick Overview
This fluorescent tube is intended for compatible T5 lighting fixtures that use the appropriate 46-inch lamp and G5 mini bi-pin connection. Its 4100K cool white output is suited to spaces where a neutral, clearly visible light is preferred. The listed 20,000-hour lifetime may also be useful for installations where frequent lamp replacement is inconvenient.
| Brand | LUXRITE |
|---|---|
| Product Type | T5 fluorescent tube light bulb |
| Wattage | 54 watts |
| Light Output | 4,200 lumens |
| Color Temperature | 4100K cool white |
| Size and Base | 46-inch T5, G5 mini base |
| Listed Lifetime | 20,000 hours |
| Package Options | 6-pack, 12-pack, and 30-pack |
What Is the LUXRITE 46-Inch T5 Fluorescent Tube?
The LUXRITE 46-Inch T5 Fluorescent Tube is a linear fluorescent lamp for use in lighting fixtures designed around its size, lamp type, wattage, and base configuration. It is rated at 54 watts and provides a 4100K cool white appearance with a listed output of 4,200 lumens.
The G5 mini bi-pin base is an important part of the lamp’s fit. Fluorescent tubes are not interchangeable solely because they have a similar length. The fixture must accept the same base style and electrical requirements. Before replacing a tube, compare the existing lamp markings and fixture specifications with the details for this model.
Key Features and Light Characteristics
54-Watt Operation
The lamp uses 54 watts of power. Wattage is one of the details that should match the requirements of the fixture and its ballast. Using a tube with different electrical characteristics can result in improper operation or an unsuitable installation, so the original lamp specifications should be checked before replacement.
4100K Cool White Color
The 4100K color temperature produces a cool white appearance. Compared with warmer light sources, cool white lighting generally has a cleaner, less yellow visual tone. This type of color may be useful in work areas, utility spaces, storage areas, and other locations where a neutral-looking light is preferred.
4,200-Lumen Output
The listed light output is 4,200 lumens. Lumens describe the amount of visible light produced by the lamp. Actual illumination in a room will also depend on the fixture, reflector, ceiling height, layout, and number of lamps installed. As a result, the tube’s lumen rating should be considered alongside the lighting needs of the space.
20,000-Hour Listed Lifetime
LUXRITE lists a lifetime of 20,000 hours for this fluorescent tube. A rated lifetime is an estimated operating measure rather than a guarantee that every lamp will operate for exactly that period. Usage conditions, fixture condition, switching frequency, and other installation factors can affect service life.
Fit and Installation Considerations
The 46-inch T5 size and G5 mini bi-pin base should be confirmed before installation. Check the existing tube, fixture markings, and ballast information to ensure they correspond with a 54-watt T5 lamp using the same base configuration. Length alone is not enough to establish compatibility.
- Confirm that the fixture is designed for a 46-inch T5 fluorescent tube.
- Verify that the socket accepts a G5 mini bi-pin base.
- Check that the fixture and ballast support a 54-watt lamp.
- Compare the existing lamp’s color temperature and light output if maintaining a consistent appearance matters.
- Turn off power before replacing a fluorescent tube and follow the fixture manufacturer’s instructions.
Fluorescent tubes are made of glass and should be handled carefully during removal and installation. Avoid twisting or forcing the tube into the sockets. If a tube breaks, follow applicable local guidance for cleanup and disposal rather than placing it directly in ordinary household waste.
Common Uses
This lamp may be suitable for compatible overhead, suspended, or enclosed fluorescent fixtures used in practical lighting applications. The cool white output and high lumen rating can be considered for areas such as:
- Workrooms and utility areas
- Garages and storage spaces
- Workshops
- Commercial or institutional interiors with compatible fixtures
- Replacement programs involving multiple fluorescent lamps
The product information does not specify a particular room, fixture brand, ballast type, or installation environment. Those details should be confirmed separately when planning a replacement or a larger lighting project.
Choosing a Package Size
The same lamp is listed in several package quantities. A six-pack may be practical when only a small number of tubes need replacement. A 12-pack can provide additional spares for ongoing maintenance, while a 30-pack may be intended for larger installations or facilities replacing many lamps at once.
Regardless of package size, the individual tube specifications remain 54 watts, 4100K cool white, 4,200 lumens, a 46-inch T5 format, and a G5 mini base. Store unused tubes in a dry, protected location where they will not be exposed to impact or pressure.
Things to Check Before Selecting This Tube
The most important consideration is whether the existing fixture is designed for this exact lamp format. A tube that looks similar may still have a different base, wattage, length, or electrical requirement. Checking the markings on the old tube is a useful starting point, but fixture documentation may also be necessary.
It is also worth considering the desired light appearance. At 4100K, this lamp provides cool white illumination. If the surrounding lamps use a warmer or cooler color temperature, replacing only one tube may create a visibly different lighting balance.
Finally, consider how many lamps are needed and whether spare tubes would be useful. Fluorescent lamps are fragile, so keeping replacements protected and organized can simplify future maintenance, provided the storage area is suitable.
Frequently Asked Questions
What wattage is this fluorescent tube?
The LUXRITE tube is rated at 54 watts.
What color light does it produce?
It has a listed color temperature of 4100K, described as cool white.
How much light does the tube produce?
The listed light output is 4,200 lumens. The amount of illumination experienced in a room will vary with the fixture and installation.
What base does it use?
The tube uses a G5 mini bi-pin base. The fixture socket should be checked to confirm that this base is supported.
What package quantities are available?
The LUXRITE LR20770 tube is listed in six-, 12-, and 30-pack options. Each option contains the same stated lamp specifications.
For the latest product information and specifications, view the current product listing.
Final Thoughts
The LUXRITE 46-Inch T5 Fluorescent Tube combines 54-watt operation, 4100K cool white light, 4,200 lumens, and a G5 mini bi-pin base. Its listed 20,000-hour lifetime and multiple pack sizes may make it suitable for compatible replacement or maintenance needs. Confirm the fixture’s lamp size, base, wattage, and electrical requirements before installation to ensure the tube is an appropriate match.