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NKK Switches M2B25AA5G03FB Miniature Sealed Pushbutton

This is a miniature pushbutton switch designed for electronic applications. It features snap-acting contacts for sensitive actuation, long electrical life, and a sealed construction to prevent contamination. The switch offers power and logic level ratings, with dual ratings of 1A at 125V AC or 30V DC, and 0.4VA at 28V DC. Its compact size includes a 0.180 inch diameter plunger, with options for straight or right-angle PC terminals. Ideal for control panels, machinery, and industrial equipment requiring reliable, sealed operation.

Authorized Distributors
Source:DigiKey
Part No:M2B25AA5G03-FB
Stock:33
Inv Date:06-17-2026
Price: Unit price: $49.58
Buy/RFQ:
Source:DigiKey
Part No:M2B25AA5G03-FB
Stock:0
Inv Date:06-17-2026
Price: Unit price: $12.35
Buy/RFQ:
Part No:M2B25AA5G03-FB
Stock:0
Inv Date:06-18-2026
Price: Unit price: $12.35
Buy/RFQ:
Part No:M2B25AA5G03-FB
Stock:0
Inv Date:06-17-2026
Price: Unit price: $12.35
Buy/RFQ:
Part No:M2B25AA5G03-FB
Stock:33
Inv Date:06-17-2026
Price: Unit price: $12.35
Buy/RFQ:

NKK Switches M2B25AA5G03FB Miniature Sealed Pushbutton Specifications:

  • Electrical Capacity: 1A @ 125V AC, 1A @ 30V DC, 0.4VA @ 28V DC
  • Contact Resistance: 20 milliohms (silver), 30 milliohms (gold)
  • Insulation Resistance: Minimum 1000 megohms @ 500V DC
  • Dielectric Strength: 1000V AC between contacts for 1 min, 1500V between contacts & case for 1 min
  • Electrical Life: Minimum 200,000 operations
  • Nominal Operating Force: 49.0N for plunger A, 79.4N for plunger B
  • Travel: Pretravel .023” (0.6mm), Overtravel .016” (0.4mm), Total travel .039” (1.0mm)
  • Materials: Brass with nickel or tin plating, glass fiber reinforced polyamide UL94V-0
  • Environmental: -30°C to +85°C operating temperature, 90-95% humidity for 96 hrs @ 40°C, vibrations 10-55Hz
  • Mounting: Crimped bracket legs for secure PCB attachment, wave soldering compatible
  • Standards: UL, cUL, CSA recognized when ordered accordingly

Buy the Buy NKK Process Sealed Miniature Pushbuttons Part Number M2B25AA5G03FB Online

Purchase NKK miniature sealed pushbutton switch M2B25AA5G03FB online today. Designed for reliable, long-lasting performance with a sealed construction to prevent contamination, it offers dual ratings of 1A at 125V AC/DC and 0.4VA at 28V DC. Perfect for industrial controls, automation, and electronic devices, this compact switch features a sensitive snap-acting mechanism, durable materials, and easy PCB mounting. Ensure smooth operation and dependable switching in challenging environments by ordering this high-quality, ready-to-install miniature pushbutton switch today.

Get NKK M2B25AA5G03FB today—built for precision and long-lasting durability in sealed, miniature control switch applications.

Frequently Asked Questions

Where can I buy NKK Switches M2B25AA5G03FB?

You can click on the BUY or RFQ button to purchase M2B25AA5G03FB from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part M2B25AA5G03FB?

You can download the M2B25AA5G03FB datasheet or visit the NKK Switches website for support.

Who is the manufacturer of M2B25AA5G03FB?

NKK Switches

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