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Dekor Flat Post Cap Lights

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Rondi LED Flat Post Cap Light by Dekor

Rondi Flat Post Cap Lights

The Dekor Rondi Flat Post Cap Light is made from durable and heavy, high-quality aluminum. The Rondi series lights are a sensible choice for the discerning homeowner looking for a high-quality post cap at an affordable price. These illuminated flat post caps are Waterproof, Weatherproof, Salt Air Resistant, and Extremely Durable. Dekor says "You can run them over with a truck and they still remain intact and unharmed." The Rondi post caps are said to hold up against hurricanes, hail, and more. All in all, these are the toughest post caps out there. These post caps are suitable for Deck, Fence, & Dock Posts, providing years of maintenance-free beauty. Choose LED lights on 1 Corner, 1 Side, 2 Sides, 3 Sides, or all 4 Sides.

Use the Rondi Unlit Flat Post Cap to accent your deck lighting design.

Note: Now supplied with plug and play quick connectors. Combine this with the Dekor EZ Quick Connect Cables for a smooth installation and greater flexibility.

Need help picking out the right size cap? Use our "Post Cap Size Guide"

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Free Shipping Available

On any combination of select items over $299

Excluding Alaska and Hawaii. Conditions Apply

  • Minimum Order Tier: $299
  • Note: Free shipping only applies to combined product totals of the same Minimum Order Tier. Learn More
ARE YOU ORDERING THE CORRECT SIZE POST CAP? We list the opening size of the post cap. The size you select should measure equal to or slightly larger than your post in order to slide into place over the post. Example a 6x6 post may actually be a 5.5" x 5.5" post. Please contact us if you’re unsure which size you’ll need

Dekor NexGen

The Dekor NexGen lighting is a modified version of Dekor's original LED lighting. NexGen LEDs by Dekor pack a powerful punch featuring 3 times the light output as the standard option while also being more efficient.

NexGen Lighting Specs:

  • Up to 3x light output vs standard LEDs
  • 3200K neutral white color temperature
  • Wide beam angle
  • High (90+) CRI for realistic colors

Dekor Rondi LED Flat Post Caps:

  • Made in the USA
  • Protect deck posts from the elements (and rot, cracking, weathering)
  • Enhance the appearance of your deck (we offer a full suite of color coordinated deck and deck lighting products)
  • Use long lasting LED bulbs (no frequent bulb changes)
  • Use LEDs that are 15 times more energy efficient than incandescent lighting!
  • Protect your investment with a 30/10 year warranty
  • Add subtle safety and security lighting to your home without drawing more flying insects (LED lights don't emit heat)
  • And add ambiance and a warm, welcoming glow to your deck, dock or back yard, perfect for relaxing after hours!
  • LED lights on 1 Corner, 1 Side, 2 Sides, 3 Sides, or all 4 Sides


  • Color Temperature: 3200K
  • Lumens: 15 Lumens per illuminated side on caps 4 1/8" and smaller, 25 Lumens per illuminated side on caps 4 9/16" and larger
  • Wattage: 1 Watt per Illuminated Side

Dekor Flat Post Cap Light Size Chart Refer to the photo above for more details.

Size NameCap OpeningInset DepthOverall HeightOverall Width
Big Kahuna 6-1/16" 1-15-32" 3" 8-1/2"
Grande 5-9/16" 1-11/32" 2-3/4" 7-13/16"
Rondi 51 5-3/16" 1-1/4" 2-7/16" 7-1/4"
Rondi 4-5/8" 1-1/8" 2-1/4" 6-1/2"
Rondi 41 4-3/16" 1" 2" 5-13/16"
Little Rondi 3-9/16" 7/8" 1-3/4" 5-1/16"

Dekor Post Cap Lighting Options

Dekor Post Cap Lighting Options

Get the right answer the first time!
The Deck Store is qualified to install low voltage systems and also instruct on the installation for those products purchased from the Deck Store Online. MN Technology Systems Contractor #TS01813 MN Electrical License #PL03133

Package Quantity One Rondi LED Flat Post Cap Light
Color Antique Black, Brown Speckle, Dark Copper Vein, Hammered White, Oil Rubbed Bronze
Manufacturer Dekor
Warranty 10 Year / 30 Year Warranty when used with a DEKOR™ brand transformer
Installation Help
Dimensions 3-5/8", 4-1/8", 4-9/16", 5-1/8", 5-5/8" and 6-1/16"

Dekor Lights

Dekor Deck Lighting manufactures many quality products including balusters, caps and many LED lighting options, all of which are crafted from quality materials and are designed to be both rugged and durable. Dekor is an industry leader in LED deck lighting and their products give unprecedented quality performance, with the utmost long-term value. American built Dekor lights are built to tough standards for premium quality, durability, and ease of installation.

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