Description
This Keystone 4.5W ST19 filament LED bulb delivers classic Edison bulb styling with modern LED efficiency. The amber finish and traditional filament appearance make it ideal for exposed bulb fixtures, pendant lights, and decorative applications where vintage industrial aesthetics are desired.
- 4.5W LED replaces 40W incandescent for 80%+ energy savings
- Maximum output of 350 lumens with 80+ CRI and efficacy of 78 lm/W
- Warm 2200K color temperature provides comfortable, inviting environments
- Classic ST19 Edison shape with filament-style LED construction for traditional appearance
- Smooth, uniform dimming to 6% allows precise ambiance control
- Suitable for use in wet locations and enclosed fixtures
- Operating temperature range of -4°F to 95°F ensures reliable operation
- 15,000 hour rated life minimizes replacement and maintenance costs
- E26 medium base with 360° beam angle for complete light distribution






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