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C&K COMPONENTS A40305RNCQ Rotary Switch

The C&K Components A40305RNCQ is a versatile rotary switch designed for a wide range of applications including automotive, major and small appliances, and industrial equipment. It offers multi-pole and multi-position capabilities with positive detent, shorting and non-shorting contact options, and flexible mounting options. Constructed with glass-filled nylon housing and various contact materials, this switch provides reliable performance and is RoHS compliant.

Authorized Distributors
Source:Newark
Part No:A40305RNCQ
Stock:390
Inv Date:06-15-2026
Price: Unit price: $16.66
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Source:DigiKey
Part No:A40305RNCQ
Stock:0
Inv Date:06-15-2026
Price: Unit price: $16.26
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Part No:A40305RNCQ
Stock:159
Inv Date:06-16-2026
Price: Unit price: $16.92
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Part No:A40305RNCQ
Stock:0
Inv Date:06-15-2026
Price: Unit price: $13.28
Buy/RFQ:
Part No:A40305RNCQ
Stock:399
Inv Date:06-15-2026
Price: Unit price: $19.91
Buy/RFQ:
Part No:A40305RNCQ
Stock:399
Inv Date:06-15-2026
Price: Unit price: $19.91
Buy/RFQ:

C&K COMPONENTS A40305RNCQ Rotary Switch Specifications:

  • Contact Rating: 2.5 AMPS @ 125 V AC; 350 mA @ 125 V DC (UL/CSA). Carry - 5 AMPS continuous
  • Electrical Life: 15,000 make-and-break cycles at full load up to 300,000 detent operations
  • Contact Resistance: Below 20 m Ω typ. initial @ 2-4 V DC, 100 mA
  • Insulation Resistance: 10[9] Ω min.
  • Dielectric Strength: 1,000 Vrms min. @ sea level
  • Housing & Bushing: Glass filled 6/6 nylon (UL 94V-0)
  • Actuator: Glass filled 6/6 nylon (UL 94V-0)
  • Movable Contacts: Coin silver, silver plated
  • Stationary Contacts & Terminals: Brass, silver plated
  • Hardware: Zinc, nickel plated; steel, bright zinc plated; brass, nickel plated
  • Terminal Seal: Epoxy
  • Operating & Storage Temperature: -30ºC to 85ºC
  • Mounting Styles: 3/8-32 threaded, M10 x .75 metric
  • Indexing Options: 30°, 45°, 90°
  • Positions: 1 to 12 positions
  • Contact Types: Shorting and non-shorting
  • Terminations: Solder lug, PC Thru-hole, Modular base

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Frequently Asked Questions

Where can I buy C&K COMPONENTS A40305RNCQ?

You can click on the BUY or RFQ button to purchase A40305RNCQ from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part A40305RNCQ?

You can download the A40305RNCQ datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of A40305RNCQ?

C&K COMPONENTS

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