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C&K COMPONENTS Y78B44120FP PCB Keyswitch

The C&K COMPONENTS Y78B44120FP is a PCB keyswitch known for its high switching reliability and compact design. These keyswitches are ideal for applications requiring a distinct key click and are suitable for use under overlays or with RK 90 keycaps. They are available in print and SMD versions, accommodating various soldering methods including wave soldering, reflow soldering, and manual soldering. The switches are designed for versatility, allowing arrangement as single keys, rows, or key blocks, making them suitable for a wide range of industrial applications.

Authorized Distributors
Part No:Y78B44120FP
Stock:0
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:
Part No:Y78B44120FP
Stock:39450
Inv Date:06-15-2026
Price: Unit price: $0.2903
Buy/RFQ:
Part No:Y78B44120FP
Stock:39450
Inv Date:06-15-2026
Price: Unit price: $0.2903
Buy/RFQ:

C&K COMPONENTS Y78B44120FP PCB Keyswitch Specifications:

  • recommended_key_grid: ≥12 mm
  • illumination: Non-illuminated
  • overall_height: 5.0 mm
  • contacts: Gold
  • number_of_contacts: 4 - 16
  • operating_force: 3.3[+/-0.6] N
  • switching_travel: 0.34[+/-0.1] mm
  • rated_voltage_min: 0.02 V
  • rated_voltage_max: 42 V
  • rated_current_min: 0.01 mA
  • rated_current_max: 100 mA
  • rated_power_max: 1 W
  • contact_resistance: 100 mΩ
  • insulation_resistance: 10[9] Ω
  • bouncing_time: 5 ms
  • ambient_temp_operating_min: -40 °C
  • ambient_temp_operating_max: +80 °C

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Frequently Asked Questions

Where can I buy C&K COMPONENTS Y78B44120FP?

You can click on the BUY or RFQ button to purchase Y78B44120FP from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part Y78B44120FP?

You can download the Y78B44120FP datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of Y78B44120FP?

C&K COMPONENTS

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