Appendix A: Fluorescent Lamp Replaceable Starter Size Table

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Like the main fluorescent lamp, glow bulb starters eventually wear out and must be replaced. Most manufacturers recommend replacing the starter when the fluorescent lamps are replaced.

The following chart shows the more common types of replaceable starters, and what sizes of pre-heat lamps are used with each type of starter.

Lamp Size in Watts Lamp Length Starter Type Lamp Shape
40W
48" / 122cm
FS-4
-
Straight-Line
30W
36" / 91cm
FS-4
-
Straight-Line
13W
21" / 53cm
FS-4
-
Straight-Line
20W
24" / 61cm
FS-2
-
Straight-Line
15W
18" / 46cm
FS-2
-
Straight-Line
14W
15" / 38cm
FS-2
-
Straight-Line
8W
12" / 30cm
FS-5
-
Straight-Line
6W
8" / 23cm
FS-5
-
Straight-Line
4W
6" / 15cm
FS-5
-
Straight-Line
40W
16" / 41cm
FS-12
o
Circline
32W
12" / 30cm
FS-12
o
Circline
25W
 
FS-25
o
Circline
22W
8" / 20cm
FS-25
o
Circline
18W
 
FS-25
o
Circline
(Information on printing color tables on color printers can be found here.)

Replaceable starters are removed by pressing down slightly on the starter and turning the metal or plastic can counter clockwise about 1/8" of a turn. Then the entire starter "can" may be lifted out of the socket. Take the new starter of the same type, align the two pins with the holes in the socket, insert into the socket, and while pressing down slightly, turn clockwise to lock the new starter in place.

Depending on the mechanical design of the given fixture, you may have to remove a lamp diffuser, the lamps and possibly a metal cover in order to reach the starter(s).

If a fixture uses a starter, there will be one starter for each lamp in that fixture. Starters cannot be shared.


Related Topics

Section 2: The Components of Fluorescent Lighting (HTML)

Section 4: Traditional Pre-Heat Fluorescent Fixtures (HTML)

Return to The Fluorescent Lighting Reference Index (HTML)


[Copyright 2002,2004,2005 Frank Durda IV, All Rights Reserved.
Mirroring of any material on this site in any form is expressly prohibited.
The official web site for this material is:  http://nemesis.lonestar.org
Contact this address for use clearances: clearance at nemesis.lonestar.org
Comments and queries to this address: web_reference at nemesis.lonestar.org]

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