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NKK Switches MRK206BA Sealed Rotary Switch

A low-profile dual-position switch designed for compact electronic assemblies, featuring small black-tipped terminals and an easy-to-use knob. This switch offers reliable control points with 2 to 6 adjustable positions, making it ideal for space-constrained applications requiring precise position settings. It has a durable construction with a polyamide cover, and features a positive detent mechanism for distinct feedback and self-cleaning contacts for high reliability. Suitable for PCB mounting, this sealed rotary switch complies with IP67 standards, providing excellent protection against dust and water ingress, perfect for industrial automation and control systems.

Authorized Distributors
Source:DigiKey
Part No:MRK206-BA
Stock:455
Inv Date:06-17-2026
Price: Unit price: $46.34
Buy/RFQ:
Source:DigiKey
Part No:MRK206-BA
Stock:4
Inv Date:06-17-2026
Price: Unit price: $25.49
Buy/RFQ:
Part No:MRK206-BA
Stock:0
Inv Date:06-18-2026
Price: Unit price: $21.88
Buy/RFQ:
Part No:MRK206-BA
Stock:0
Inv Date:06-17-2026
Price: Unit price: $25.49
Buy/RFQ:

NKK Switches MRK206BA Sealed Rotary Switch Specifications:

  • Electrical Capacity: 250mA @ 125V AC, 0.4VA max @ 28V AC/DC
  • Contact Resistance: 10 milliohms max for MRA; 50 millichms max for MRF & MRK
  • Insulation Resistance: 100 megohms min @ 500V DC
  • Dielectric Strength: 1,000V AC min for 1 min (MRA), 500V AC min for 1 min (MRF & MRK)
  • Mechanical Life: 30,000 operations min
  • Electrical Life: 10,000 operations min
  • Range of Operating Torque: 0.02 ~ 0.07Nm (MRA), 0.005 ~ 0.02Nm (MRF & MRK)
  • Contact Timing: Break-before-make, self-cleaning sliding or rotary contact disk
  • Operating Temperature Range: -10°C to +70°C
  • Humidity: 90 ~ 95% @ 40°C for 96 hours
  • Vibration: 10 ~ 55Hz, peak-to-peak 1.5mm for 1 min, three directions
  • Shock: 50G acceleration in three directions
  • Sealing: MRF & MRK models meet IP67 standards
  • Mounting: Panel or PCB mounted with hardware options
  • Materials: Brass with nickel plating, polyamide cover, zinc alloy, copper with silver plating
  • Dimensions: standard footprint, 28mm diameter, with various actuators and terminal configurations
  • Standards & Certifications: Not UL or CSA recognized, designed for low-voltage circuits

Buy the Buy NKK Switches Series MR Part Number MRK206BA Online

Order NKK Switches Series MR rotary switch MRK206BA online today for reliable, space-saving control with adjustable positions. Designed to meet industrial standards with sealed construction and high durability, it is ideal for automation, instrumentation, and compact electronic systems requiring precise position control. This switch features self-cleaning contacts, IP67 protection, and easy PCB mounting, ensuring long-term performance in challenging environments. Purchase online now to enhance your control system with a durable and reliable rotary switch designed for professional applications.

Get NKK Switches Series MR MRK206BA today—built for precision and long-lasting durability in compact control applications.

Frequently Asked Questions

Where can I buy NKK Switches MRK206BA?

You can click on the BUY or RFQ button to purchase MRK206BA from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part MRK206BA?

You can download the MRK206BA datasheet or visit the NKK Switches website for support.

Who is the manufacturer of MRK206BA?

NKK Switches

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