What is a c7 socket?

Asked By: Terencio Murti | Last Updated: 17th May, 2020
Category: hobbies and interests candle and soap making
3.9/5 (153 Views . 10 Votes)
Candelabra and C7 Characteristics
A candelabra socket, which fits a C7 bulb, is a common size for old-fashioned Christmas lights with a bulb typically two inches long. The C7 lamp or bulb size is also used for nightlights and chandeliers. Sometimes the candelabra base or socket is sometimes referred to as an E12 base.

Click to see full answer


Moreover, what is a c7 bulb?

C7 bulbs are the smaller than C9s. The have an E12 candelabra base, the same size as a night light bulb. They are around 1 1/2 inches long and generally use 5 watt bulbs for incandescent bulbs. These are used for outlining roofs, stringing on pergolas and outlining driveways.

Beside above, are c7 and c7 1/2 bulbs the same? Most C7 Christmas lamps use a candelabra base. I've never seen any difference between the base size of C7 and C7-1/2 lamps. It does not refer to the Shape of Glass. So the shape of the glass is the same, Conical.

Also to know, what's the difference between c7 and c9 lights?

C7 and C9 are terms that refer to the socket size on a cord. The sockets on a C7 cord are slightly smaller than on a C9 cord. Each type of cord uses a different base size of light bulb, the C7 cord fits a candelabra base bulb and the C9 cord fits an intermediate base bulb.

What is the wattage of a c7 bulb?

7 watts

34 Related Question Answers Found

What size is a c7 light bulb?

The bulbs are generally 3/4 inch in diameter and 1 1/8 inches tall. C7 lights have the same strawberry shape as C6, but are slightly larger. They measure 1 inch in diameter and 1 1/2 inches tall.

Do c7 bulbs get hot?

The older, incandescent bulbs do get hot, which makes them a fire hazard when used on or near flammable or delicate holiday decorations. However, the LED C7 and C9 bulbs do not get hot to the touch, expanding the creative horizons of where they can be used—anywhere… which leads us to…

Which is brighter c7 or c9?

Just grab a nightlight, and if the bulb fits it, then you know you have the C7. And here's the C9 bulb. You can tell just by looking that it is the larger of the two. At 7 watts, it's quite brighter and we do offer this in a clear 10-watt version as well.

What is a c7 Christmas bulb?

C7 bulbs are the classic Christmas light and a favorite among outdoor Christmas lighting enthusiasts. C7 bulbs measure 1.5, a length commonly used for outlining roofs, lighting fences and walkways and staked along driveways.

How big is an a15 bulb?


The A15 bulb is 158 in (1 78 in; 48 mm) wide at its widest point.

What is a candelabra base called?

The candelabra base bulb, also known as the candle or torpedo bulb because of its shape, is made for an E12 or a C7 base. With an adapter, it can fit a standard socket (the screw in base).

How do I know what size light bulb I need?

To determine a light bulb size, use the full size scale shown (calibrated in eighths). Place edge of the light bulb to be identified on the top end of the scale and measure the approximate diameter by reading the measurement at the opposite edge of the light bulb.

How do I know what size light bulb socket I have?

(For example, E12 has a diameter of 12 mm) There are 4 common sizes of screw-in sockets used for line-voltage lamps:
  1. Candelabra: E12 (diameter of 12 mm)
  2. Intermediate: E17 (diameter of 17 mm)
  3. Medium or Standard: E26 (diameter of 26 mm)
  4. Mogul: E39 (diameter of 39 mm)

How many c7 lights do I need for a 7 foot tree?

How to Put Lights on a Christmas Tree?
Christmas Tree Height Number of Christmas Lights
5 Feet 150 lights per strand / 7 strands
6 Feet 150 lights per strand / 8 strands
7 Feet 150 lights per strand / 9 strands
8 Feet 150 lights per strand / 10 strands

Do Christmas lights increase your electric bill?


So, the answer . . . Christmas lights don't have to use a lot of energy. By using LED lights and putting your lights on an automated schedule, you can reduce the cost of holiday lighting to have a minimal impact on your electrical bill.

What is a c7 light bulb?

C7 Bulbs have a candelabra or E12 base. This size bulb is typically used for chandelier-type fixtures and decorative lighting. C9 Bulbs have an intermediate or E17 base. These are historically known as the old Christmas light bulb size. Medium Bulbs have a E26 base (E27 in Europe).

How many c9 lights do I need for a 7 foot 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.

How many feet of lights do I need for a 7 foot tree?

A good rule of thumb is 100 lights for every foot-and-a-half of tree. However, if you love lights, you may want to double or even triple that amount.

Selecting Your Christmas Tree Lights.
Tree Height Number of Lights
6 to 7 Feet 400 to 700
7.5 to 8.5 Feet 700 to 1,000
9 to 10 Feet 1,000 to 1,300
12 Feet 1,500 to 2,000

Do Christmas lights get hot enough to start a fire?

The lights themselves cannot burn curtains, carpet, fabric or Christmas trees. You can leave your Christmas lights on all night and they will not get hot enough to start a fire. It is important to note, however, that an electrical fire may start due to plugging in too many light strings to a single extension cord.

What kind of Christmas lights are best for outside?


Our Top Picks
  • Best Overall: Hofert Everglow Clear White Wire Light Set at Amazon.
  • Best Budget: Home Accents Clear Light Set at Home Depot.
  • Best Icicle Lights: The Holiday Aisle Mini Icicle Light at Wayfair.
  • Best Snowflake Lights: White Snowflake LED Fairy Lights at Amazon.

What happens if you string too many Christmas lights together?

Because light strings have a maximum wattage capacity, which is why many string lights come with a little fuse just in case you connect too many together at once. The fuse is designed to blow so you don't overload and damage your Christmas lights. This happens when your wattage exceeds the amp capacity of the circuit.

How many strands of Christmas lights can I plug together?

For example if your light string is rated at 20 watts, then you can run a maximum of 10 strings together in series. Now you can see why LED light strings can be run with so many more in series than traditional incandescent mini lights that require up to 10 more times the power to operate.