4" Black LED Cylinder Surface Light, 20W, 1900lm, Selectable CCT, 120-277V
4" Black LED Cylinder Surface Light, 20W, 1900lm, Selectable CCT, 120-277V
In stock
Highlights
Highlights
- Aluminum extrusion housing and die-cast covers available in black
- Field interchangeable optics sold separately for 25��/40��/60�� beam angle
- Field-adjustable color temperature 3000/4000/5000K
- Dimmable on 0-10V systems
Shipping & Returns
Shipping & Returns
Shipping: Enjoy free standard shipping on most orders over $99. (Exclusions apply for oversized & commercial items). We ship to the contiguous 48 United States.
Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. (Exclusions: Special orders, clearance, and custom items).
We process payments securely and do not store credit card information.
Overview
Overview
The RAB CD34-4SPK brings versatile architectural lighting to compact spaces with its 4-inch black cylinder. Featuring field-selectable wattage (20W/16W/12W), field-selectable color temperature from warm 2700K to cool 5000K, and delivering up to 1900 lumens, this surface and pendant mount fixture excels in retail environments, hospitality corridors, residential entryways, office hallways, and commercial applications requiring precise downlighting control.
Performance Features
- Field-selectable wattage: 20W/16W/12W for adjustable power output
- Up to 1900/1520/1140 lumens (varies by wattage and CCT selection)
- Field-selectable CCT: 2700K/3000K/3500K/4000K/5000K
- 95 lm/W efficacy for energy savings
- 40° factory-installed beam angle with field-swappable optics
- 0-10V dimming compatible across 120-277V input
- Energy Star approved for surface mount configurations
Construction & Design
- Die-cast aluminum construction with black anti-UV protective finish
- Compact 4-inch cylinder form factor for tight ceiling applications
- Interchangeable optics system (25°/40°/60° beam angles available)
- Factory-installed clear lens; frosted lenses available
- IP65 wet location rating for indoor and outdoor use
- Surface or pendant mount capability
Installation & Electrical
- Constant current driver rated 120-277V, 50-60 Hz
- Wide operating range: -40°F to 120°F (-40°C to 45°C)
- Downlight-only beam direction
- UL Listed for dry, damp, and wet locations
LED Quality & Compliance
- CRI >90 for true-to-life color accuracy
- RoHS-compliant, mercury-free, UV-free LED components
- FCC Part 15 compliant
- California CEC approved
- IESNA LM-79 and LM-80 independently tested
- 5-year warranty
Technical Resources
Specifications
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Frequently Asked Questions
Do you offer free shipping?
Do you offer free shipping?
Yes, we provide free shipping on orders over $99 delivered within the lower 48 states. However, this excludes items that are 48" or longer and commercial lighting fixtures.
For more information, refer to our shipping policy.
What is your return policy?
What is your return policy?
If you're not happy with your purchase, you can return or exchange it within 60 days after it's delivered. To be eligible for a return, please ensure the item is in its original condition (just as you received it), including all packaging, manuals, and accessories. You'll also need your receipt or proof of purchase.
While original shipping fees aren't refundable, we will cover the return shipping costs if the return is necessary because of our mistake (like sending the wrong item) or a product defect. Otherwise, the customer is responsible for return shipping expenses. Keep in mind that restocking fees might be applied if the returned item doesn't meet the required conditions.
For more information, refer to our return policy.
Are there any restrictions on coupon codes?
Are there any restrictions on coupon codes?
Yes, some restrictions apply. Our promotional coupon codes are valid for thousands of regular priced items across our store.
However, coupon codes are generally not applicable to the following:
- Items that are already on sale, on clearance, or otherwise advertised with a discounted price.
- Products from the following brands: Fanimation, George Kovacs, Metropolitan Lighting, Minka Aire, Minka-Lavery, and The Great Outdoors.
Any applicable discount will be automatically calculated on all eligible items in your cart during checkout.
Do your products come with a warranty?
Do your products come with a warranty?
Yes, all products sold by Bees Lighting are brand new and covered by the manufacturer's warranty. The warranty period and terms vary by manufacturer and product.
Do you offer special pricing for lighting professionals?
Do you offer special pricing for lighting professionals?
Yes, we do! Our Bees Lighting Pro program is our B2B Trade Program designed specifically for interior designers, architects, builders, contractors, electricians, and other industry professionals. Members receive access to exclusive pricing and dedicated support to help streamline their projects.
To learn more and apply, please visit our Bees Lighting Pro page.

