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ITW Switches 481RBNBKB Sealed Pushbutton Switch

The miniature sealed pushbutton switch features a single-pole, single-throw, double-break configuration with solder tab terminals and a momentary action. Its round black bezel and non-illuminated black button make it suitable for panel mounting in industrial, medical, and automotive environments. Operating with a force of 3N, it offers a contact bounce of 1ms, dielectric strength of 1000VAC, insulation resistance of 1G ohm, and contact resistance of 50 milliohms. Designed for durability, it withstands temperatures from -40°F to +185°F, ensuring reliable performance in diverse demanding applications.

Authorized Distributors
Source:Newark
Part No:48-1-RB-N-BK-B
Stock:324
Inv Date:06-17-2026
Price: Unit price: $14.28
Buy/RFQ:
Part No:48-1-RB-N-BK-B
Stock:0
Inv Date:06-18-2026
Price: Unit price: $13.39
Buy/RFQ:
Source:Arrow EU
Part No:48-1-RB-N-BK-B
Stock:100
Inv Date:06-18-2026
Price: N/A
Buy/RFQ:

ITW Switches 481RBNBKB Sealed Pushbutton Switch Specifications:

  • Configuration: SPST-NO-DB
  • Button Travel: 0.09/2.3 mm
  • Mechanical Life: 1,000,000 cycles (momentary), 100,000 cycles (maintained)
  • Operating Force: 3N/306g
  • Contact Bounce: 1ms
  • Panel Thickness: 0.02-0.12 inches / 1.5-3mm
  • Temperature Index: -40°F to +185°F
  • Current Ratings: 400mA, 32 VAC Res.; 100mA, 50 VDC Res.; 125mA, 125 VAC Res.
  • Dielectric Strength: 1,000 VAC
  • Insulation Resistance: 1G ohm
  • Contact Resistance: 50 milliohms
  • Mounting Style: Bushing
  • Bezel Type: Round, Black
  • Button Color: Black (Non-illuminated)
  • Terminals: Solder Tabs
  • Part Number: 481RBNBKB

Buy the IT Switches 481RBNBKB – Reliable Pushbutton Switch for Industrial Applications

Experience reliable operation with the sealed miniature pushbutton switch, ideal for industrial, medical, and automotive applications. Featuring solder terminals, a durable black bezel, and a non-illuminated black button, it operates with a force of 3N, offers a contact bounce of 1ms, and withstands temperatures from -40°F to +185°F. Its robust design includes dielectric strength of 1000VAC, contact resistance of 50 milliohms, and insulation resistance of 1G ohm, ensuring long-term performance in demanding environments. Purchase online now for quality and dependability.

Get IT Switches 481RBNBKB today—built for precision and long-lasting durability, ideal for industrial and medical equipment.

Frequently Asked Questions

Where can I buy ITW Switches 481RBNBKB?

You can click on the BUY or RFQ button to purchase 481RBNBKB from an authorized ITW Switches distributor.

How do I troubleshoot issues or seek technical support for part 481RBNBKB?

You can download the 481RBNBKB datasheet or visit the ITW Switches website for support.

Who is the manufacturer of 481RBNBKB?

ITW Switches

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