Sunco Dusk to Dawn ST64/ST19 LED Outdoor Bulbs – 800 LM, 7W, 4000K, E26 UL 4 Pack

Meet Sunco Lighting’s Dusk to Dawn LED outdoor bulbs, crafted to elevate exterior spaces with classic Edison-style filament aesthetics. These ST64 and ST19 bulbs use an integrated photocell sensor to automatically illuminate when daylight fades and switch off as dawn returns. With 800 lumens at 4000K cool white, they deliver a crisp, welcoming glow without needing manual switches. Notably non-dimmable, the bulbs are UL certified for safety and performance, and contain no mercury while emitting no UV or IR. A practical choice for ongoing outdoor lighting that reduces daily adjustments while enhancing curb appeal.

Key benefits at a glance

• Automatic dusk-to-dawn operation with a built-in sensor for hands-free lighting control
• Weatherproof, dust-tight construction suitable for porches, patios, decks, and driveways
• Energy efficient 7W LED, about 60W equivalent, delivering 800 lumens in a classic Edison style
• ST64 (or ST19) filament design with an E26 base for easy retrofit in standard outdoor sockets
• UL certified; mercury-free and free from UV/IR emissions
• 5-year protection with USA-based support from Sunco Lighting

Ideal placements and practical uses

• Driveways and entryways that benefit from automatic illumination after dark
• Porches, decks, and patios where a steady, inviting glow enhances ambience
• Outdoor string lights where a reliable, non-dimmable baseline light is desired
• Best paired with standard E26 outdoor fixtures for straightforward installation

Specifications include 4000K cool white color temperature for a bright, daytime-like appearance outdoors, and a durable, weatherproof build designed to endure seasonal changes. While these bulbs provide dependable night lighting, they are non-dimmable by design. The Sunco 4-pack brings consistent performance across multiple outdoor zones, backed by a 5-year warranty and dedicated US-based support.