C9 incandescent bulbs are larger, conical-shaped bulbs often used for decorative lighting, particularly during the holiday season.

Key Characteristics:

• Shape and Size: The "C" in C9 stands for "Cone" or "Candle," while the "9" indicates a diameter of 9/8 inches, or approximately 1.125 inches (29 mm). Their distinctive shape resembles a small flame or candle.
• Applications: C9 bulbs are popular for Christmas lights, outdoor decorations, marquee lighting, and event lighting. They are often used in residential displays, commercial decorations, and festive outdoor lighting.
• Voltage and Base Options: C9 bulbs typically operate at 120V and use an E17 (intermediate) base, making them compatible with most outdoor light strings and fixtures.
• Light Output: Available in incandescent, LED, and color-changing options, C9 bulbs provide a bright, vibrant light. Incandescent versions emit a warm glow, while LED variants offer energy efficiency, longevity, and a wide range of colors.

C9 incandescent light bulbs are favored for their eye-catching size and brightness, making them ideal for creating festive atmospheres and bold lighting displays in various settings.