Philips ST19 Wi‑Fi Smart Dimmable LED Bulb, Soft White

Vintage‑style Edison ST19 LED bulbs with built‑in Wi‑Fi let you dim and schedule soft white light without a hub. Control via the WiZ app or voice assistants for effortless ambiance in any room.

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Key Features:

• Hub-Free Smart Control: Connects directly to Wi‑Fi—use the WiZ app or voice control with Alexa, Google Assistant, and Siri Shortcuts
• Warm Soft White Glow: 2700K dimmable light creates a cozy, relaxed atmosphere
• Edison ST19 Design: Clear glass, filament look adds decorative style to pendants and lamps
• Energy Efficient: 3.8W LED replaces 40W incandescent while delivering 350 lumens (typical for this model)
• Schedules & Automation: Set timers, scenes, and remote control for home and away

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Specifications Table:

Specification	Details
Bulb Shape	Straight Tapered (ST19)
Bulb Style	Edison
Bulb Finish	Clear
Bulb Material	Glass
Lighting Technology	LED
Color Temperature	Soft White 2700K
Color Rendering Index (CRI)	90
Dimmable Capability	Dimmable
Smart Home Protocol	Wi‑Fi
Control Type	App, Switch, Touch, Voice
Works With	Alexa, Google Assistant, Siri Shortcuts, Proprietary WiZ App, Samsung SmartThings, Apple HomeKit (via Shortcuts)
Requires Hub	No
Voice Control Hub Required	No
Remote Access	Yes
Rated	Wet Rated
Indoor/Outdoor	Indoor/Outdoor
Average Life (hours)	15,000
Wattage	3.8W
Wattage Equivalence	40W
Voltage	120V
Product Diameter	2.83 in
Product Height	6.5 in
Certifications and Listings	UL Listed
Manufacturer Warranty	See Packaging
Filament Style	Straight
Filament Diameter	1 mm
Max Operating Temperature	113°F
Number of Bulbs Included (reference HD 1‑pack)	1 (trusted listing here is 4‑pack)

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Frequently Asked Questions (FAQ):

Q: Do I need a hub to use these bulbs?
A: No. They connect directly to your 2.4 GHz Wi‑Fi and are controlled with the WiZ app.

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Q: Which voice assistants work with the bulbs?
A: They work with Amazon Alexa, Google Assistant, and Siri Shortcuts.

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Q: Can these bulbs be used outdoors?
A: They are rated for indoor/outdoor use when installed in suitable fixtures; avoid direct exposure to water.

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Q: Are they compatible with the Philips Hue app?
A: No, these WiZ Connected bulbs do not work with the Hue app.

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Q: What color temperature do they produce?
A: Soft white 2700K with dimmable output.

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Vintage glow meets effortless smart control

This ST19 Edison bulb brings a timeless filament silhouette to modern spaces, bathing rooms in a gentle 2700K glow. The clear glass and elongated form make a chic statement in exposed pendants or clustered over a kitchen island. Pair with matte black fixtures for contrast or warm brass for a luxe touch. Smart Wi‑Fi control elevates everyday living—set the mood with a tap for a truly refined ambiance.

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Upgrade to WiZ‑connected Edison bulbs for cozy, dimmable light you can control from anywhere.

Warranty