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The LED Authority

TCP Circline Ballast 120V for 22W T9 E26 Base

SKU: TEC17022 | Ordering Code: 17022 (22W Circline Ballast)  | UPC: 762148170211

$10.99 per Ballast
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Clearance ItemOnly 10 left in stock. Will not be re-stocked. Typically ships within one business day.

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Product Highlights

  • Ignites one CFL lamp

TCP 22 Watt T9 Circline Lamp Ballast with Medium Screw Base (diameter 1 1/2", length 3.75"). Sold Individually.

Full Specs



Model Number


Input Volts


Input Watts



The end (or ends) of the lamp that fits into the socket.
Medium (E26)

Number of Lamps


Length (in)

Also referred to as "Maximum Overall Length" (MOL). For light bulbs, it measures the length of a light bulb, from the top of the bulb to the bottom of the base or pins and is typically expressed in inches. For light fixtures and ballasts, it applies to the total horizontal length of the item.
Length (in)

Diameter (in)

Light bulbs: a measurement of a bulb's width taken at the widest point of the bulb. Fixtures: the measurement across the widest point of a circular fixture.
Diameter (in)

Ballast Lamp Type

The type of bulb the ballast can fire.
Ballast Lamp Type

Start Type

For Ballasts, indicates the method the ballast uses to start its bulbs. HID ballasts can be Probe or Pulse start. Fluorescent ballasts can be Rapid, Instant or Programmed start. For HID and Fluorescent bulbs, indicates the start-type of ballast that the bulb will work with.
Start Type
Modified Rapid Start
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Customer Reviews

Fixture hasn't worked this well in years


This unit is 'instant on'. The old unit had you at the bottom of the stairway before it would come on.


Amesbury, MA


I would buy this product again and again


I use this in my bathroom- replacing it did the trick!!!


Mount Clemens, MI


TCP Circline Ballast 120V for 22W T9 E26 Base

5.0 2


Q & A
Will this screw into a normal lightbulb port? because the base is different from your normal bulb.


This will screw into a medium screw based fixture to allow for use with a 4-pin T9 Circline lamp.