B–83

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

B

6 may 19

KSC4 Series

Sealed Tact Switch for SMT

+0,3

6,2 0

ø 2,7

LFS Lead free compatible, silver plated

LFG Lead free compatible, gold plated

Contact Material

1 Silver

2 Silver long life

3 Gold

4 Gold long life

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 above, please consult your local representative.

K S C 4

Operating Force

0 1.45 N (145 grams)

1 1.4N (140 grams)

2 1.7 N (170 grams)

4 4 N (400 grams)

5 4.25 N (425 grams)

6 6.25 N (625 grams)

See mechanical chart above

to confirm specifications

Termination

J J bend

G Gullwing

50SH 50 shore **

70SH 70 shore ***

SPD Special delta version

ST1 High click

ST2 Low click

Operating

Operating

Type

force FA

life

Travel

(Newtons)

(operations)

(mm)

KSC401 50SH

1.45 ± 0.55

5,000,000

0.5 ± 0.25

KSC411 70SH

1.4 ± 0.35

1,000,000

0.35 ± 0.20

KSC421 70SH

1.7 ± 0.45

300,000

0.5 ± 0.25

KSC422 70SH

1.7 ± 0.45

1,000,000

0.5 ± 0.25

KSC441 70SH

4 ± 1

300,000

0.75 ± 0.25

KSC442 70SH

4 ± 1

1,000,000

0.75 ± 0.25

KSC451 70SH

4.25 ± 0.75

300,000

0.8 ± 0.2

KSC441 SPD

3.5 ± 0.9

300,000

0.7 ± 0.2

KSC441 ST1

3.4 ± 1

300,000

0.7 ± 0.25

KSC441 ST2

3.4 ± 1

300,000

0.35 ± 0.20

KSC461 ST1

6.25 ± 1.75

100,000

1 ± 0.3

KSC461 ST2

6.25 ± 1.75

300,000

0.5 ± 0.2

KSC4 soft actuator 5,2 mm high

Packaging

Switches delivered on continuous tape & reels of 1,000 pieces

Dimensions according to EIA RS-481/ IEC 60286-3 standard

External diameter 330 ± 2 mm

** applies to KSC401J/G50SH only

*** applies to KSC411J/G70SH, KSC421J/G70SH and KSC441J/G70SH