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E-SWITCH KC1901A Rotary Switch

The KC1901 series rotary switches are high-quality electrical switches designed for precise manual control across a broad range of electronic and electrical systems. Featuring multiple positions and positive detents, these switches enable reliable switching in appliances, industrial controls, HVAC systems, and test instrumentation. Constructed from durable stainless steel and silver-plated copper alloy contacts, they offer excellent contact resistance and dielectric strength. With a life expectancy of 10,000 cycles and a compact size, the KC1901 switches are ideal for engineers seeking dependable, versatile control components for demanding environments.

Authorized Distributors
Source:DigiKey
Part No:KC1901A
Stock:3413
Inv Date:06-02-2026
Price: Unit price: $1.78
Buy/RFQ:
Part No:KC1901A
Stock:2366
Inv Date:06-03-2026
Price: Unit price: $1.77
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Part No:KC1901A
Stock:0
Inv Date:06-02-2026
Price: Unit price: $1.58
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Part No:KC1901A
Stock:3175
Inv Date:06-02-2026
Price: Unit price: $1.011
Buy/RFQ:
Part No:KC1901A
Stock:3175
Inv Date:06-02-2026
Price: Unit price: $1.011
Buy/RFQ:
Part No:KC1901A
Stock:3200
Inv Date:06-02-2026
Price: Unit price: $0.73
Buy/RFQ:

E-SWITCH KC1901A Rotary Switch Specifications:

  • Rating: 100 mA @ 16 VDC
  • Life Expectancy: 10,000 cycles typical
  • Contact Resistance: 50 mΩ initial @ 2-4 VDC, 100mA
  • Dielectric Strength: 1,000 max V rms at sea level
  • Insulation Resistance: 100 MΩ min.
  • Operating Force: 0.5 Ncm
  • Materials: Cover: Stainless steel, Contact: Silver-plated copper alloy, Terminals: Silver-plated copper alloy
  • Dimensions: N= 7.7mm, A=9.8mm
  • Application: Industrial controls, Test & instrumentation, Appliances, HVAC
  • Termination: Thru-hole
  • Features: S-position rotary, Positive detents

Buy the Buy Industrial Rotary Switches Series KC 1901 Part Number KC1901A Online

Enhance your electrical and industrial applications with the durable and reliable rotary switch from the KC 1901 series. Featuring stainless steel covers and silver-plated copper contacts, these switches deliver excellent performance for appliances, HVAC, and control systems. With a lifespan of 10,000 cycles and versatile multiple positions, this switch ensures precise manual control in demanding environments. Easy to install with thru-hole terminals, it offers dependable operation, making it an ideal choice for engineers and technicians seeking quality control components for their projects.

Order your industrial rotary switch series KC 1901 part number KC1901A today and enhance your control panel reliability with this durable, high-quality switch.

Frequently Asked Questions

Where can I buy E-SWITCH KC1901A?

You can click on the BUY or RFQ button to purchase KC1901A from an authorized E-SWITCH distributor.

How do I troubleshoot issues or seek technical support for part KC1901A?

You can download the KC1901A datasheet or visit the E-SWITCH website for support.

Who is the manufacturer of KC1901A?

E-SWITCH

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