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Goodbulb 28W T8 Fluorescent Light Bulb - 4100K Cool White, 2970 Lumens, Glass, 30 Count, Model Gbf28T8/
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Vendor: GoodBulb
Type: light-bulbs
Sku: WBLSDB08HR9484S
Availability: In Stock
Sold by LightsDaddy, an authorized reseller.
Returns accepted within 30 days | support@lightsdaddy.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Securely packed to protect your lighting fixtures during transit
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · Item must be unused & in original packaging
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
Safety & Compliance
⚠️
California Proposition 65 Warning
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
www.P65Warnings.ca.gov
⚡
Electrical Safety Warning
All electrical products must be installed by a qualified electrician in accordance with local wiring regulations. Incorrect installation may result in fire, electric shock, or injury.
Always disconnect power at the circuit breaker before installation.
💡
Bulb & Usage Advisory
Do not exceed the maximum wattage specified on the fixture label. Keep away from flammable materials. Allow adequate ventilation around the fixture.
Keep out of reach of children. Not suitable for wet locations unless rated IP65 or higher.
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Goodbulb 28W T8 Fluorescent Light Bulb - 4100K Cool White, 2970 Lumens, Glass, 30 Count, Model Gbf28T8/
$206.10
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Frequently Asked Questions
- Q: What is the length of the GoodBulb fluorescent light bulb? A: The GoodBulb fluorescent light bulb is forty-eight inches long. This makes it suitable for standard T8 fixtures that require this specific length.
- Q: What is the lumen output of the GoodBulb T8 fluorescent light bulb? A: The lumen output is two thousand nine hundred seventy lumens. This high brightness level is ideal for illuminating larger spaces effectively.
- Q: What is the wattage of the GoodBulb fluorescent light bulb? A: The wattage of this bulb is twenty-eight watts. This efficient power consumption helps save on energy costs while providing ample lighting.
- Q: How do I install the GoodBulb fluorescent light bulb? A: Installation is simple; just replace your old bulb with the new one. The medium bi-pin base ensures compatibility with existing fixtures and ballasts.
- Q: Can I use the GoodBulb fluorescent light bulb in commercial settings? A: Yes, this bulb is designed for commercial use. Its high output and durability make it suitable for offices, warehouses, and retail spaces.
- Q: How long does the GoodBulb fluorescent light bulb last? A: The lifespan is over thirty-six thousand hours. This long duration reduces the frequency of replacements, making it cost-effective.
- Q: How should I clean the GoodBulb fluorescent light bulb? A: To clean, simply wipe the bulb with a damp cloth. Avoid using harsh chemicals that could damage the glass surface.
- Q: Is the GoodBulb fluorescent light bulb safe to use in enclosed fixtures? A: Yes, it is safe for enclosed fixtures. However, ensure proper ventilation to maintain optimal performance.
- Q: What type of ballast is compatible with the GoodBulb fluorescent light bulb? A: The bulb is compatible with any F28T8 ballasts. This allows for easy integration into existing lighting setups.
- Q: What if the GoodBulb fluorescent light bulb arrives damaged? A: If the bulb arrives damaged, contact customer support for assistance. They can guide you through the return or replacement process.
- Q: Can the GoodBulb fluorescent light bulb be used with dimmer switches? A: No, this bulb is not designed for use with dimmer switches. It operates at full brightness when powered.
- Q: Is the GoodBulb fluorescent light bulb environmentally friendly? A: Yes, GoodBulb contributes to sustainable efforts by donating a portion of sales to provide solar-powered lanterns. Choosing this bulb supports good causes.
- Q: How many bulbs come in a pack of GoodBulb fluorescent light bulbs? A: Each pack contains thirty bulbs. This ensures you have enough replacements for large installations.
- Q: What is the color temperature of the GoodBulb fluorescent light bulb? A: The color temperature is four thousand one hundred Kelvin. This provides a cool white light suitable for various environments.
- Q: Can I use the GoodBulb fluorescent light bulb outdoors? A: No, this bulb is not recommended for outdoor use unless in a suitable fixture. It is designed for indoor applications.