MICRO SWITCH Premium Subminiature Basic Switches, SM Series
MICRO SWITCH JS SERIES AUXILIARY ACTUATORS FOR THE MICRO SWITCH SM SERIES SWITCH-
ES (stainless steel actuator and hardware)
Description
Actuator
Length
Operting
Force
max.
Release
Force min.
Pretravel
max.
Overtravel
min.
Differential
Travel max.
Operating
Point
Free
Position
max.
Straight leaf
JS-2
16,8 mm
[0.66 in]
2,78 N
[10 oz]
0,56 N
[2 oz]
1,98 mm
[0.078 in]
0,38 mm
[0.015 in]
0,38 mm
[0.015 in]
8,89 mm
±0,38 mm
[0.350 in
±0.015 in]
14,2 mm
±0,38 mm
[0.580 in
±0.015 in
9,65 mm
±0,38 mm
[0.380 in
±0.015 in]
10,3 mm
[0.406 in]
approx.
14,3 mm
[0.562 in]
approx.
11,6 mm
[0.455 in]
approx.
8,89 mm
±0,38 mm
[0.350 in
±0.015 in]
11,3 mm
[0.445 in]
JS-5
Roller leaf
(bronze
roller)
15 mm
[0.59 in]
2,78 N
[10 oz]
0,83 N
[3 oz]
1,98 mm
[0.078 in]
0,38 mm
[0.015 in]
0,38 mm
[0.015 in]
16,9 mm
[0.665 in]
JS-7
Formed leaf
(simulated
roller)
14,7 mm
[0.58 in]
2,78 N
[10 oz]
0,56 N
[2 oz]
2,39 mm
[0.094 in]
0,79 mm
[0.031 in]
0,38 mm
[0.015 in]
12,7 mm
[0.475 in]
JS-220
Straight lever
26,2 mm
[1.03 in]*
0,28 N
[1 oz]
0,04 N
[0.14 oz]
3,18 mm
[0.125 in]
approx.
3,18 mm
[0.125 in]
approx.
3,18 mm
[0.125 in]
approx.
2,36 mm
[0.093 in]
0,76 mm
[0.030 in]
0,76 mm
[0.030 in]
–
JS-246
Roller lever
(steel roller)
25,4 mm
[1.00 in]*
0,28 N
[1 oz]
0,04 N
[0.14 oz]
0,76 mm
[0.030 in]
0,76 mm
[0.030 in]
–
JS-221
Formed lever
(simulated
roller)
Tandem leaf
25,4 mm
[1.00 in]*
0,28 N
[1 oz]
0,04 N
[0.14 oz]
0,76 mm
[0.030 in]
0,76 mm
[0.030 in]
–
JS-33**
D
5,3 mm
[0.21 in]
5,00 N
[18 oz]
2,78 N
[10 oz]
0,15 mm
[0.006 in]
0,38 mm
[0.015 in]
10,5 mm
[0.415 in]
** Travel characteristics on tandem actuators
vary with actual basic switch characteristics
NOTE: Above actuators should be used
below 300°F
* “A” measurement is from pivot point of
lever to the point indicated on drawing
D
Plated steel machine screws
JS-31**
D
Tandem
leaf (bronze
roller)
4,3 mm
[0.17 in]
11,1 N
[40 oz]
4,45 N
[16 oz]
2,36 mm
[0.093 in]
0,13 mm
[0.005 in]
0,38 mm
[0.015 in]
14,5 mm
±0,38 mm
[0.570 in
±0.015 in]
16,1 mm
[0.635 in]
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