MICRO SWITCH Miniature Military-Grade Toggle Switch, TW Series
add the letter
D
(i.e., 11TW1-2D, MS27718-22-1D)
TW SERIES THREE-POSITION ORDER GUIDE
Table 5. Three-Position TW Series with 15/32 in Bushing
Circuits Made with Toggle At:
Sealed Standard Toggle
Pull-to-Unlock Toggle
Add
Suffix to
Standard
Toggle
Listing
D
ALL
E, F, K, L,
M, N
E, L, N
ALL
E, F, K, L,
M, N
E, L, N
ALL
E, F, K, L,
M, N
E, L, N
ALL
E, F, K, L,
M, N
E, L, N
Colored Pad-
dle Lever***
Add Paddle
Color Suffix
to _
11TW19-1_
11TW19-5_
11TW19-7_
–
–
–
12TW19-1_
12TW19-5_
12TW19-7_
–
–
–
No. of
poles
1
Term-
inals
solder
solder
solder
IWTS
IWTS
IWTS
Keyway
Position
2-1 ON
2-1 ON*
2-1 ON*
2-1 ON
2-1 ON*
2-1 ON*
2-1, 5-4 ON
2-1, 5-4 ON*
2-1, 5-4 ON*
2-1, 5-4 ON
2-1, 5-4 ON*
2-1, 5-4 ON*
Center
Position
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Opposite
Keyway
2-3 ON
2-3 ON
2-3 ON*
2-3 ON
2-3 ON
2-3 ON*
2-3, 5-6 ON
2-3, 5-6 ON
2-3, 5-6 ON*
2-3, 5-6 ON
2-3, 5-6 ON
2-3, 5-6 ON*
Catalog
Listing
111TW1-5
111TW1-7
Military
Number
MS27718-21-1
MS27718-31-1
MS27718-26-1
–
–
–
MS27719-21-1
MS27719-31-1
MS27719-27-1
–
–
–
Military
Number**
MS27720-21-1
MS27720-31-1
MS27720-27-1
–
–
–
MS27721-21-1
MS27721-31-1
MS27721-27-1
–
–
–
2
solder
solder
solder
IWTS
IWTS
IWTS
* These positions are momentary. All others are maintained.
** Also add the appropriate suffix to the military number.
*** See page 8 for paddle lever colors
D
See page 8 for locking configurations.
Table 6. Three-Position TW Series with 1/4 in Bushing
Circuits Made with Toggle At:
No. of
poles
1
Unealed Standard Toggle
Catalog
Listing
Sealed Standard Toggle
Catalog Listing
1TW101-1
1TW101-5
1TW101-6
2TW101-2
2TW101-8
Keyway
Position
2-1 ON
2-1 ON*
2-1 ON*
Center
Position
OFF
OFF
OFF
OFF
OFF
OFF
Opposite
Keyway
2-3 ON
2-3 ON
2-3 ON*
2-3, 5-6 ON
2-3, 5-6 ON
2-3, 5-6 ON*
Military
Number
MS27716-21-1
MS27716-31-1
MS27716-27-1
MS27717-21-1
MS27717-31-1
MS27717-26-1
2
2-1, 5-4 ON
2-1, 5-4 ON*
2-1, 5-4 ON*
* These positions are momentary. All others are maintained.
PULL-TO-UNLOCK OPTION
When ordering pull-to-unlock toggle listings (See page 8 for configurations), add the suffix letter shown in the chart on page 11 to the standard
toggle listing or the MS part number. For example, to order a 11TW1-7 pull-to-unlock toggle switch with the lever locked in the center position,
add the letter
E
(i.e., 11TW1-7E, MS27720-27-1E)
4
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