Full-Glass PAR38 LED Flood Light Bulbs 4000 Lumens 2-Pack - Ultra

In this review of the Full-Glass PAR38 LED Flood Light Bulbs, the verdict is straightforward: these bulbs are for anyone who needs a high-output, reliable flood solution for both outdoor and indoor fixtures. The single biggest reason to buy is the combination of very high brightness and energy savings - at 4000 lumens and roughly 150 lm/W efficiency, the 27W LED replaces a far larger incandescent equivalent, making it ideal where strong daylight-balanced light is required. The bulbs are also fully dimmable and rated for outdoor use, which broadens their practical applications.

Key Features

• Full-glass PAR38 design: Fits standard E26 medium base fixtures and preserves a classic floodlight appearance while using modern LED technology.
• Ultra bright output: Produces about 4000 lumens, delivering strong, even illumination suitable for large spaces and outdoor areas.
• Energy efficient: Advanced LED performance yields roughly 150 lm/W so a 27W bulb gives light equivalent to a 300W traditional lamp, lowering energy costs.
• Long service life: Rated up to 20,000 hours (about 18 years at 3 hrs/day), which reduces replacement frequency and maintenance time.
• 5000K daylight color and 80 beam angle: Provides a neutral daylight tone with a wide flood beam for broad coverage in parking lots, yards, or industrial areas.
• Pack of 2: Each bulb is individually packaged for convenient storage and staged replacement.

Who It's For

These PAR38 LED bulbs are best for homeowners, small business owners, and maintenance teams that need powerful, daylight-balanced flood lighting for outdoor areas, driveways, security fixtures, or large indoor spaces like warehouses and high ceilings. The wide 80 degree beam and 5000K color make them useful where bright, natural-looking illumination is a priority.

People who need specialized directional spot lighting or softer, warm indoor ambiance may want a different color temperature or a bulb with a narrower beam. Also, if fixtures are fully enclosed with poor heat dissipation, longevity may be reduced, so consider fixture type before purchase.

Pros & Cons

Pros

• Very high brightness at 4000 lumens delivers strong coverage for large areas.
• Excellent energy efficiency gives the light output of a much larger incandescent while using about 27W.
• Dimmable and rated for outdoor use, expanding installation options.
• Long rated service life reduces replacement frequency and maintenance.

Cons

• Being a full-glass PAR38 design, lifespan can be affected if used in enclosed fixtures with limited heat dissipation.
• 5000K daylight may be too cool for settings that prefer warm, cozy lighting.

Specifications

Bulb type	PAR38 full-glass
Base	E26 medium
Luminous output	4000 lumens
Power	27W equivalent to 300W
Color temperature	5000K daylight
Beam angle	80 degrees
Rated life	20,000 hours (approx. 18 years at 3 hrs/day)

Our Verdict

These Full-Glass PAR38 LED Flood Light Bulbs are a strong value for anyone who needs bright, daylight-balanced flood illumination with energy savings and long life. They work well outdoors or in open indoor fixtures and deliver reliable, high-output light; just avoid fully enclosed fittings to preserve the expected lifespan.

Frequently Asked Questions

Are these bulbs suitable for outdoor fixtures?
Yes, they are rated for outdoor use and are waterproof, but avoid fully enclosed fixtures that limit heat dissipation.

Will these bulbs fit my standard socket?
They use an E26 medium base and are designed to fit standard PAR38 fixtures with that socket type.

Can these bulbs be dimmed?
Yes, the bulbs are dimmable; use a compatible LED dimmer for best performance.