C9 lights are the larger of the two most traditional Christmas light bulb sizes. They have E17 threaded bases that fit into E17 sockets. This size is what is traditionally used for C9 bulbs. That means that if your cords are in great shape, you can use C9 bulbs as replacements.
How many feet of C9 lights do I need for a Christmas tree?
Another quick estimate would be to use 100-150 lights per foot of tree (starting with a 6 ft tree). This method results in more lights than the above table. To determine the number of C7 or C9 lights for your tree, try the following: Ht x diameter (divided by 2) for trees up to 7 feet = number of lights.
What size is a C9 Christmas light?
C9 bulbs are Lit Professional Lighting’s light of choice. They still maintain the shape of C6, and C7 lights, but are the largest yet. They are 1 ¼” round and 2.5” tall, a full inch taller than the C7.
Which led Christmas lights are brightest?
Conical 5mm Wide-Angle LEDs are the most durable and brightest Christmas lights available. Almost every professional Christmas light installer uses conical LEDs for their displays. Conical LEDs are waterproof and snowproof because the LED is injected molded into the plastic cordage.
How many C9 bulbs do I need for my tree?
Using our How Many Lights Should I Put on My Tree Calculator, we see that a nice starting range is 350-525 C9 bulbs. I would consider starting with 4-6 of these strings for your tree depending on how tightly you want to spiral the cords around the tree.
Can you put C9 lights on a Christmas tree?
LED C9 bulbs can be used on indoor trees, so they are good choice for big trees that are over 15′ high, such as those in town squares or corporate campuses.
What is the difference between C7 and C9 bulbs?
C9 and C7 lights are traditional LED Christmas light shapes; however, there are some differences between the two. The main difference between the C7 and C9 LED Christmas lights is their bulb size. Generally, C7 LED light bulbs are 2 inches high while C9 LED light bulbs are 3 inches high.
What are c9 lights?
C9 Christmas lights refer to the C9 bulb they use in their construction. These Christmas lights are suitable for outlining large roofs or a commercial building. When you see a large restaurant, venue, or administrative building outlined with Christmas lights, it is the C9 Christmas lights that are used in decoration.
What led Christmas lights?
LED Christmas lights are small, colored, light emitting diodes that are linked together by a wire and used to decorate trees, window frames, the roofline of houses, and other items as a way to celebrate the holiday season.
