MICRO SWITCH Premium Subminiature Basic Switches, SM Series
O.F.
R.F.
P.T.
O.T.
D.T.
O.P.
•
•
•
•
•
•
Operating force
Release force
Pretravel
Overtravel
Differential travel
Operating position
Table 3. MICRO SWITCH SM Series Order Guide • Pin Plunger
Catalog
Listing
Electrical
Data and UL
Codes
O.F.
N [oz]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,56 [2]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,97 [3.5]
max.
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 1,39
[3 to 5]
0,83 to 2,09
[3 to 7.5]
0,83 to 2,09
[3 to 7.5]
Recommended For
R.F. min.
N [ oz]
P.T. max.
mm [in]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,51
[0.020]
0,76
[0.030]
0,76
[0.030]
0,51
[0.020]
0,76
[0.030]
0,51
[0.020]
0,51
[0.020]
O.T. min.
mm [in]
0,13
[0.005]
0,076
[0.003]
0,13
[0.005]
0,076
[0.003]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
0,13
[0.005]
D.T.
mm [in]
O.P. *
mm [in]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
8,38
[0.330]
Gold-plated contacts
Bifurcated gold contacts,
reduced rating
Gold-plated contacts
Enhanced reliability
(bifurcated gold contacts)
Lower force
General purpose
Operating temps to 121°C
[250°F]
Operating temps to 204°C
[400°F] for 100 hours
Less differential travel
MIL-PRF-8805
applications
MIL-PRF-8805
applications, solder
terminals
Enhanced stability under
varying humidity
Up to 11 A, 1/4 HP (ac)
Sealed plunger construction
Sealed plunger construc-
tion, gold contacts
0.1 A
P
0.1 A
P
1A
N
1A
N
4A
S
5A
J
5A
J
5A
5A
K
5A
R
5A
R
5A
J
11 A
M
5A
K
1A
N
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]
0,051
[0.002]
0,1 [0.004]
0,1 [0.004]
0,1 [0.004]
0,025
[0.001]
0,1 [0.004]
(MS25085-2)
(MS25085-1)
411SM23
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]
0,1 [0.004]
* except where stated ±0,38 mm [±0.015 in]
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