O.F. • Operating force
R.F. • Release force
P.T. • Pretravel
SM Series
O.T. • Overtravel
D.T. • Differential travel
O.P. • Operating position
MICRO SWITCH™ SM SERIES ORDER GUIDE • PIN PLUNGER
Catalog
Listing
O.F.
N [oz]
R.F. min.
N [ oz]
P.T. max.
mm [in]
O.T. min.
mm [in]
D.T.
mm [in]
O.P. *
mm [in]
Recommended For
0.1 A 0,83 to 1,39
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
11SM1077-T
12SM604-T
11SM23-T
12SM4-T
Gold-plated contacts
0,28 [1]
0,28 [1]
0,28 [1]
0,28 [1]
0,14 [0.5]
0,28 [1]
0,28 [1]
0,28 [1]
0,28 [1]
0,28 [1]
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
P
[3 to 5]
Bifurcated gold contacts,
reduced rating
0.1 A 0,83 to 1,39
0,51
[0.020]
0,076
[0.003]
8,38
[0.330]
P
[3 to 5]
1 A
N
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
Gold-plated contacts
Enhanced reliability
1 A
N
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,076
[0.003]
8,38
[0.330]
(bifurcated gold contacts)
4 A
S
0,51
[0.020]
0,13
[0.005]
0,051
[0.002]
8,38
[0.330]
11SM701-T
11SM1-T
Lower force
0,56 [2]
5 A
J
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
General purpose
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
Operating temps to 121 °C
[250 °F]
5 A
J
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
11SM3-T
Operating temps to 204 °C
[400 °F] for 100 hours
5 A
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
11SM244-T
11SM401-T
5 A
K
0,97 [3.5]
max.
0,51
[0.020]
0,13
[0.005]
0,025
[0.001]
8,38
[0.330]
Less differential travel
21SM284-T2
(MS25085-2)
MIL-PRF-8805
applications
5 A
R
0,83 to 1,39
[3 to 5]
0,76
[0.030]
0,13
[0.005]
8,38
[0.330]
0,1 [0.004]
0,1 [0.004]
MIL-PRF-8805
applications, solder
terminals
21SM284
(MS25085-1)
5 A
R
0,83 to 1,39
[3 to 5]
0,76
[0.030]
0,13
[0.005]
8,38
[0.330]
0,28 [1]
Enhanced stability under
varying humidity
5 A
J
0,83 to 1,39
[3 to 5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
22SM1-T
41SM1-T
411SM1
411SM23
0,28 [1]
0,28 [1]
0,28 [1]
0,28 [1]
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
11 A
M
0,83 to 1,39
[3 to 5]
0,76
[0.030]
0,13
[0.005]
8,38
[0.330]
Up to 11 A, 1/4 HP (ac)
Sealed plunger construc-
tion
5 A
K
0,83 to 2,09
[3 to 7.5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
Sealed plunger construc-
tion, gold contacts
1 A
N
0,83 to 2,09
[3 to 7.5]
0,51
[0.020]
0,13
[0.005]
8,38
[0.330]
* except where stated ±±,ꢀ3 mm ꢁ±±.±10 inꢂ
sensing.honeywell.com
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