Pushbutton Switches Sealed Pushbutton Switch
Research Notes
1. What this is
PNP3N0D2C03QE is a C&K PN/PNP-series pushbutton switch.
2. Part-number decode
- Product line: C&K PN/PNP
- Type: pushbutton
3. Compatibility & ordering
C&K makes high-reliability electronic switches for PCB and panel mounting. Match by type (tactile / pushbutton / toggle / rotary), actuation (momentary vs latching), mounting (SMT / thru-hole / panel), and the electrical rating, then use the C&K datasheet to confirm the exact actuator height, force, and termination encoded in the part number.
4. Data-quality note
The C&K product line and switch type are identified; the detailed configuration (actuator, force, termination, contact form) is line-specific and left to the C&K datasheet rather than guessed. Flagged decoded-partial.
5. Sources
- C&K Switches series datasheet (ckswitches.com)
- Distributor listing (DigiKey / Mouser) — search the exact part number
1 source
- C&K Switches — PNP3N0D2C03QE — ckswitches.com
Thông số kỹ thuật
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Device class
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pushbutton
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Enriched by
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ck-decoder-2026-08-12
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Lead time
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91 Days
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Manufacturer series
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PN/PNP
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Mouser part number
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611-PNP3N0D2C03QE
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Pn status
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decoded-partial
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Rohs status
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RoHS Compliant
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Series description
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C&K PN/PNP-series pushbutton switch
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Hướng Dẫn Cài Đặt Nhanh
Panel cutout: 22mm. Insert from the front of the panel, secure with mounting nut from behind (tighten to 2-3 Nm).
Contact block: Snap or screw the contact block onto the rear of the button body. Ensure the contact block orientation matches the wiring diagram — NO terminals are usually marked.
Wiring: Use 0.5-2.5mm² stranded wire with ferrules. Tighten screw terminals to 0.8 Nm. Test the button function before energizing the circuit.
Kích thước
Khắc phục sự cố
Button doesn't respond when pressed
Check the contact block first — it's the most common failure point. Test continuity across the NO or NC terminals with a multimeter. If no click is felt, the return spring in the head may be broken.
Works intermittently
Contact block contacts are pitted or burned. Replace the contact block — don't try to file the contacts. Check if the rated cycle count has been exceeded.
Button feels mushy or doesn't click
The spring return mechanism in the button head is worn. Replace the head. The contact block can usually be reused if it tests OK.
Thông số kỹ thuật nhanh
- Device class
- pushbutton
- Enriched by
- ck-decoder-2026-08-12
- Lead time
- 91 Days
- Manufacturer series
- PN/PNP
- Mouser part number
- 611-PNP3N0D2C03QE
