KSJ Series
Spherical Actuator Tact Switches
Features/Benefits
• Spherical actuator allows
Typical Applications
• Automotive
actuation force off center ± 30˚ • Cranes, off road, railway
with regard to vertical
• Factory automation
• RoHS compliant and compatible
• Security systems
• Designed for mechanisms
• Compliant side actuation
Environmental
FUNCTION: Momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
DISTANCE BETWEEN BUTTON CENTERS (min.): 7.62 (0.300)
TERMINALS: PC pins
SEALING: IP60
OPERATING TEMPERATURE: -40˚C to 85˚C
STORAGE TEMPERATURE: -40˚C to 85˚C
Silver
Gold
-40˚C to 125˚C
-55˚C to 125˚C
Packaging
Delivered in boxes of 250 pieces.
Mechanical
Type
Actuation force
N (grams)
KSJ0M21160SH
2 ± 0,5
KSJ0M41180SH
3,0 ± 0,8
KSJ0M21180SH
2 ± 0,5
KSJ0M91180SH
3,9 ± 0,8
Operating life
(operations)
axial
100,000
100,000
100,000
100,000
Operating life
(operations)
radial
30,000
30,000
30,000
30,000
Travel to
make (mm)
0,6 ± 0,3
0,55 ± 0,25
0,35 ± 0,2
0,7 ± 0,25
Electrical
Silver
Gold
Process
MAXIMUM POWER:
1 VA
0.2 VA
MAXIMUM VOLTAGE: 32 VDC
32 VDC
MINIMUM VOLTAGE: 20 mV
20 mV
MAXIMUM CURRENT: 50 mA
10 mA
MINIMUM CURRENT:
1 mA
1 mA
DIELECTRIC STRENGTH (50 Hz, 1 min.): ≥ 250 Vrms
CONTACT RESISTANCE: ≤100m Ω
INSULATION RESISTANCE (100V): ≥ 109 ohms
BOUNCE TIME: ≤ 1 ms
Wave soldering, compatible with lead free soldering profile.
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
This data sheet does not provide enough information for applications which require a
certain level of quality or safety such as automotive, medical systems, safety equipment.
Please contact your sales representative to get contractual specification package.
* Please contact your C&K represenative for any question regarding the product
intergration.
How To Order
Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select
desired option from each category and place it in the appropriate box.
However, please note that all the combinations of these options are not feasible.
For any part number different from those listed in the table above, please consult your local represenative.
K
S
J
Ground Terminal
0 Without
1 With*
Insertion
M Thru-hole
V Vertical*
S
Sealing
1 Sealed IP 60
H
L
F
T
R
Hardness
60SH 60 Shore Actuator
80SH 80 Shore Actuator
RoHS compliant and
compatible.
Tin plated.
Contact Material
1 Silver contacts
3 Gold contacts
Operation Force
2 2 N (200 grams), 100,000 operations
4 3 N (300 grams), 100,000 operations
*Note: “ 1” ground terminal option not available with “V” version.
The bracket for the “V” version plays this role.
Dimensions are shown: mm
Specifications and dimensions subject to change
26 jul 16
B–91
www.ckswitches.com
Tactile Switches
Specification
KSJ Series
Spherical Actuator Tact Switches
KSJ
Application area limits
of operating force
60˚
60˚
5,2
(.205)
R 2,2
(.087)
30˚ MAX
1,2
(.047)
4,7
(.185)
Tactile Switches
6,65
(.262)
B
Recommended direction
for a radial actuation
4,2
(.165)
KSJ0M211
0,5 x 0,3
(.020 x .012)
5,08
(.20)
7,4
(.291)
9,0
(.354)
7,62
(.30)
7,4
(.291)
INSERTION
9,0
(.354)
7,62
(.30)
5,08
(.20)
0,5 x 0,3
(.020 x .012)
0,8 x 0,3
(.031 x .012)
0,5 x 0,3
(.020.012)
5,080,2
(.20.008)
2,540,3
(.10.012)
7,80,3
(.307.012)
9,50,2
(.374.008)
PCB LAYOUT
Ground terminal
(option)
5,250,2
(.206.008)
4,2
(.165)
4,850,1
(.191.004)
8,0
(.315)
VERTICAL
3,250,1
(.128.004)
V
THRU-HOLE
0,40,1
(.016.004)
M
0,40,05
(.016.002)
6,0
(.236)
7,850,2
(.309.008)
ø1,2+0,1/-0,0
(.047+.004/-.000)
5,31 (0.209)
2,54
(.10)
5,08
(.20)
ø0,9
(.035)
PCB LAYOUT
7,62
(.30)
7,62
(.30)
5,08
(.20)
ø0,9+0,1/-0,0
(.035+.004/-.000)
Dimensions are shown: mm
Specifications and dimensions subject to change
26 jul 16
B–92
www.ckswitches.com