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NKK Switches MB2511S4G03 industrial pushbutton switch

The MB2511S4G03 is a reliable snap-action pushbutton switch designed for industrial and control panel applications. It features a short stroke, easy actuation, and antijamming design to protect contacts from damage. Its durable stainless steel frame resists corrosion, and sealed terminals prevent contamination. Suitable for diverse control environments, it offers a 3A @ 125V AC power rating, silver contact material, and high dielectric strength, ensuring long-lasting performance in demanding industrial settings. Easy wiring and robust construction make it an ideal choice for reliable operation.

Authorized Distributors
Source:DigiKey
Part No:MB2511S4G03
Stock:166
Inv Date:06-17-2026
Price: Unit price: $35.18
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Source:DigiKey
Part No:MB2511S4G03
Stock:211
Inv Date:06-17-2026
Price: Unit price: $4.85
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Part No:MB2511S4G03
Stock:0
Inv Date:06-18-2026
Price: N/A
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Part No:MB2511S4G03
Stock:0
Inv Date:06-17-2026
Price: Unit price: $8.08
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Part No:MB2511S4G03
Stock:152
Inv Date:06-17-2026
Price: Unit price: $8.75
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NKK Switches MB2511S4G03 industrial pushbutton switch Specifications:

  • Power Rating: 3A @ 125V AC
  • Voltage Range: 28V AC/DC maximum
  • Contact Resistance: 20 milliohms maximum for silver; 30 milliohms maximum for gold
  • Insulation Resistance: 1,000 megohms minimum @ 500V DC
  • Dielectric Strength: 1,000V AC minimum between contacts for 1 minute; 1,500V AC minimum between contacts and case for 1 minute
  • Mechanical Life: 200,000 operations minimum
  • Electrical Life: 25,000 operations minimum for silver, 100,000 for gold
  • Nominal Operating Force: Single pole 2.45N; double pole 3.92N
  • Travel: Pretravel 0.024in (0.6mm); Overtravel 0.016in (0.4mm); Total travel 0.039in (1.0mm)
  • Materials: Brass with nickel plating for support; stainless steel for frame; phosphor bronze with silver or gold plating for contacts; epoxy sealed terminals
  • Environmental Range: -30°C to +85°C, 90-95% humidity for 100 hours @ 40°C, vibration 10-55Hz with 1.5mm amplitude, shocks of 50G
  • Standards & Certifications: UL94V-0 case, recognized under File No. E44145, CSA certified, compliant with UL, CSA requirements

Buy the NKK MB2511S4G03 – Reliable Industrial Pushbutton Switch for Control Panels

Purchase the NKK MB2511S4G03 online now to ensure your control systems operate reliably. This industrial-quality pushbutton features silver contacts rated for 3A at 125V AC, corrosion-resistant construction, sealed terminals, and easy wiring. Its short stroke and audible feedback provide smooth actuation, making it ideal for demanding control panel applications. Whether for automation, machinery, or safety systems, this switch combines durability, high dielectric strength, and UL recognition, delivering long-term performance and peace of mind in your industrial setup.

Get NKK MB2511S4G03 today—built for precision, corrosion resistance, and long-lasting durability in industrial environments.

Frequently Asked Questions

Where can I buy NKK Switches MB2511S4G03?

You can click on the BUY or RFQ button to purchase MB2511S4G03 from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part MB2511S4G03?

You can download the MB2511S4G03 datasheet or visit the NKK Switches website for support.

Who is the manufacturer of MB2511S4G03?

NKK Switches

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