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SATCO Lighting S21218 4.5W G16.5 LED, White, Medium Base, 90 CRI, 2700K, 120V
4.5 Watt G16.5 LED - White - Medium base - 90 CRI - 2700K - 120 Volt
Manufacturer Resources
Spec Sheet
Product Specs
- Amps:
- 0.038A
- Avg Rated Hours:
- 15000
- Burning Position:
- Universal
- CCT Selectable:
- No
- DLC Approved:
- No
- Dimmable:
- Yes
- Enclosure Rating:
- Enclosed Rated Lamp
- FCC Compliant:
- Yes
- Lamp Filament:
- LED Filament
- Lamp Shape:
- G16.5
- Lumens:
- 350L
- Operating Frequency:
- 60Hz
- Product Type:
- Globe
- Three-Way:
- No
- Warranty:
- 3 Year Limited
- Product Group:
- Indoor Lighting
- Product Subgroup:
- Light Bulbs
- Bulb Base:
- Medium
- Base Material:
- Glass / Nickel Plated Aluminum
- Incandescent Equivalent:
- 40W
- Location Rating:
- Wet
- CRI:
- 90
- Subcategory:
- LED
- Location Indoor/ Outdoor:
- Indoor/Outdoor
- Title 24 Compliant:
- Yes
- Bulb Type:
- LED
- Product Voltage:
- 120V
- Beam Spread Angle:
- 320
- Light Temperature:
- 2700K
- Product Category:
- Light Bulbs
- Product Wattage:
- 4.5W
- Product Weight:
- 0.05 lb
- Product Material:
- Glass / Nickel Plated Aluminum
- Department:
- Electrical
Satco Lighting S21218 – Frequently Asked Questions
1) Can this Satco G16.5 LED globe bulb go in an enclosed or outdoor fixture?
Both are fine. The S21218 is an enclosed rated lamp, so it can be installed in a sealed or fully enclosed fixture without voiding its rating, and it carries a Wet location rating for indoor or outdoor use. That covers covered porch fixtures, vanity globes with glass shades, and exterior wall sconces. Burning position is universal, so base up, base down, or horizontal all work.
2) Is the Satco S21218 dimmable, and will it work on my existing dimmer?
The S21218 is a dimmable 120 volt LED. It is a line voltage lamp with no separate driver to specify, but like all LED retrofit lamps it wants an LED-compatible (ELV or forward-phase LED-rated) dimmer rather than an old incandescent rheostat if you want flicker-free low-end dimming. Three-way operation is not supported, so do not put it in a 3-way socket expecting three levels.
3) Is a 90 CRI bulb worth it for hospitality or retail spaces?
If color accuracy matters, yes. The S21218 is rated 90 CRI at 2700K, which is the range hotel guest rooms, restaurants, and retail displays specify so skin tones and finishes read correctly. Standard LED lamps often sit at 80 CRI. The color temperature is fixed at 2700K warm white, not selectable, so every lamp out of the box matches the next one.
4) Will this bulb look right in an open fixture where the bulb is visible?
It is built for that. The S21218 uses LED filament construction in a white G16.5 glass globe with a nickel plated aluminum base, so the glowing element is spread across the glass instead of sitting as a bright chip behind a lens. The white glass diffuses the output, and beam spread is 320 degrees, close to omnidirectional, so it fills chandeliers, bath bars, and exposed-bulb pendants evenly.
5) Does the Satco S21218 meet California Title 24 for residential lighting?
Yes, the 4.5W G16.5 lamp is listed as Title 24 compliant, which is what matters for California residential permit work. It is also FCC compliant. It is not DLC listed, so it will not qualify for utility rebate programs that require a DesignLights Consortium listing.
6) How long will these last in apartment bathroom and hallway fixtures before I have to re-lamp?
The S21218 is rated 15,000 average hours. In a common-area hallway fixture running roughly 12 hours a day that works out to about 3.4 years between changes; at 3 hours a day in a unit bathroom it is well over ten years of rated life. For a property manager standardizing a building, the fixed 2700K color and 90 CRI mean replacements ordered later still match the existing openings.
How fast can I get the Satco Lighting S21218 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Satco Lighting S21218 come with a warranty?
Absolutely. The Satco Lighting S21218 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Satco Lighting S21218?
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product
selection,
installation tips, and troubleshooting. Contact Us
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