KS Series
Single Pole Key Switch
Image shown represents the product series and may not indicate the actual part number
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Available in a variety of cap colors and either an SPST or SPDT configuration, C&K’s KS Single Pole keyswitch is found in products throughout the instrumentation and telecommunications industries. KS keyswitches are built to meet all high-performance expectations while still retaining a consistent tactile feel for the end-user over a long period of time.
Features and Benefits
- Excellent tactile feel
- Variety of cap colors
- SPST and SPDT configurations
Typical Applications
- Telecommunications
- Industrial
- Instrumentation
Specifications
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Contact Rating:
25mA @ 50 V AC or DC max.
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Electrical Life:
100,000 cycles
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Contact Resistance:
< 100 milliohms
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Insulation Resistance:
> 1,000 megohms
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Dielectric Strength:
1,000 Vrms min. @ sea level
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Operating Temperature:
-30°C to 65°C
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Solderability:
Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging)
= Most Common
| Part Number |
|---|
| Current Rating | Circuit | Mounting Type | Sealing | Illumination | Switch Function | Electrical Life Cycles | Voltage Rating - AC | Voltage Rating - DC | Actuator Type | Color - Actuator/Cap | Illumination Type, Color | Termination Style | Packaging |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | Red | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Black | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | White | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | Black | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Gray | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Gray | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | Black | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Black | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Red | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Red | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | White | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Black | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Black | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | Black | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | White | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | White | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Black | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 20V | 20V | Square, Button | Red | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 20V | 20V | Square, Button | Red | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Red | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 50V | 50V | Square, Button | Red | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPDT | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 20V | 20V | Square, Button | Gray | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | On-Mom On | 100,000 | 20V | 20V | Square, Button | Gray | Thru-hole | Bulk | |
| 25mA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 50V | 50V | Square, Button | Red | Thru-hole | Bulk | |
| 0.4VA (AC/DC) | SPST-NO | Thru-hole | Unsealed | No/None | Off-Mom On | 100,000 | 20V | 20V | Square, Button | Red | Thru-hole | Bulk |