myMectronic
myMectronic

A Premier B2B Part Search

C&K COMPONENTS Y78B21120FP PCB Keyswitch

The C&K COMPONENTS Y78B21120FP is a versatile PCB keyswitch offering high switching reliability in a compact form factor. Designed for integration into keypads and control panels, it's suitable for a wide range of industrial and consumer applications. Available in various configurations including illuminated and non-illuminated options, with different contact arrangements and terminal types to meet diverse design requirements. The keyswitches are compatible with various mounting and soldering techniques, ensuring ease of integration into existing PCB designs. They are also designed to withstand harsh environmental conditions, ensuring long-term reliability.

Authorized Distributors
Source:Newark
Part No:Y78B21120FP
Stock:6601
Inv Date:06-15-2026
Price: Unit price: $0.613
Buy/RFQ:
Part No:Y78B21120FP
Stock:0
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:
Part No:Y78B21120FP
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.44
Buy/RFQ:
Part No:Y78B21120FP
Stock:139191
Inv Date:06-15-2026
Price: Unit price: $0.3321
Buy/RFQ:
Part No:Y78B21120FP
Stock:139191
Inv Date:06-15-2026
Price: Unit price: $0.3321
Buy/RFQ:

C&K COMPONENTS Y78B21120FP PCB Keyswitch Specifications:

  • recommended_key_grid: ≥12 mm
  • overall_height: 5.0 mm
  • contacts: Gold
  • contact_arrangement: 4 - 6
  • key_grid: ≥12 mm
  • illumination: Non-illuminated
  • signal_indicator: variable plunger
  • 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

Buy the Y78B21120FP C&K COMPONENTS PCB Keyswitch | myMectronic

Purchase the C&K COMPONENTS Y78B21120FP PCB Keyswitch securely and efficiently through our online platform.

Buy Now

Frequently Asked Questions

Where can I buy C&K COMPONENTS Y78B21120FP?

You can click on the BUY or RFQ button to purchase Y78B21120FP from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part Y78B21120FP?

You can download the Y78B21120FP datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of Y78B21120FP?

C&K COMPONENTS

C&K COMPONENTS Part List

Browse and search other C&K COMPONENTS parts, locate datasheets and stock

Sponsored by