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C&K COMPONENTS MA05L1NCQD Half-inch Rotar Switch

The C&K COMPONENTS MA05L1NCQD is a robust half-inch rotar switch designed for demanding applications. It offers multi-pole and multi-position options, allowing for versatile control in various systems. The stainless steel actuator ensures durability, while the non-shorting contacts provide reliable switching performance. Commonly used in test equipment, industrial machinery, and medical devices, this switch delivers consistent performance and is RoHS compliant for environmentally conscious designs. Its construction includes a zinc alloy housing, a glass-filled polyester rotor, and copper alloy contacts, ensuring long-term reliability.

Authorized Distributors
Source:Newark
Part No:MA05L1NCQD
Stock:40
Inv Date:06-15-2026
Price: Unit price: $26.71
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Source:DigiKey
Part No:MA05L1NCQD
Stock:11
Inv Date:06-15-2026
Price: Unit price: $25.69
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Source:DigiKey
Part No:MA05L1NCQD
Stock:35
Inv Date:06-15-2026
Price: Unit price: $23.17
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Part No:MA05L1NCQD
Stock:1580
Inv Date:06-16-2026
Price: Unit price: $25.69
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Part No:MA05L1NCQD
Stock:0
Inv Date:06-15-2026
Price: Unit price: $16.18
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Part No:MA05L1NCQD
Stock:170
Inv Date:06-15-2026
Price: Unit price: $18.74
Buy/RFQ:
Part No:MA05L1NCQD
Stock:170
Inv Date:06-15-2026
Price: Unit price: $18.74
Buy/RFQ:
Part No:MA05L1NCQD
Stock:0
Inv Date:06-15-2026
Price: Unit price: $15.2
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C&K COMPONENTS MA05L1NCQD Half-inch Rotar Switch Specifications:

  • Contact Rating: Q contact material: Carry-6 AMPS continuous. Switch-250 mA max. @ 125 V AC or 28 DC
  • Electrical Life: 10,000 make-and-break cycles at 150 mA, 125 V AC or 28 DC
  • Contact Resistance: Below 20 mΩ typ. initial @ 2-4 V DC, 100 mA
  • Insulation Resistance: 10[10] Ω min.
  • Dielectric Strength: 600 Vrms min. @ sea level
  • Operating & Storage Temperature: –30ºC to 85ºC
  • Operating Torque: 4-7 ounces-inches typ. initial
  • Solderability: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging)
  • Housing and Bushing: Zinc alloy, bright zinc plated, with clear chromate finish
  • Actuator: Zinc alloy, nickel plated or stainless steel
  • Base: Diallylphthalate (DAP) or melamine phenolic, with insert molded terminals
  • Rotor: Glass filled polyester (UL 94V-0)
  • Movable Contacts: Copper alloy, silver plated
  • Stationary Contact & All Terminals: Copper alloy, silver plated
  • Contact Spring: Music wire, phosphate coated
  • Stop Pin: Stainless steel
  • Stop Ring: Brass
  • Nut: Brass, nickel plated
  • Lockwasher: Steel, nickel plated

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