SB4011NOHC-2A

Color - Actuator/Cap:	Black
Electrical Life:	10,000 Cycles
Mechanical Life:	30,000 Cycles
Operating Temperature:	-10°C ~ 70°C
Panel Cutout Dimensions:	Circular - 12.50mm Dia
Features:	Epoxy Sealed Terminals
Ingress Protection:	--
Termination Style:	Solder Lug
Mounting Type:	Panel Mount, Rear
Illumination Voltage (Nominal):	--
Illumination Type, Color:	--
Series:	SB40
Actuator Type:	Round, Button
Voltage Rating - DC:	30V
Voltage Rating - AC:	125V
Current Rating:	3A (AC), 2A (DC)
Switch Function:	Off-Mom
Circuit:	SPST-NO
Type:	Standard
Part Status:	Active
Packaging:	Bulk

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Introduction

Pushbutton switches, or simply pushbuttons, are a type of switch used with electrical and electronic systems. Pushbuttons are designed to be used either as momentary or maintained contact switches and typically consist of a button, a housing, and a linkage mechanism. Pushbuttons are used in a variety of applications such as control panels, distribution panels, and remote control units.The SB4011NOHC-2A pushbutton switch is one of the many pushbutton switches available on the market today. This pushbutton switch is a miniature, single pole, single throw switch which is typically used in applications where space is limited and a reliable switch is desired.

Application Field

The SB4011NOHC-2A pushbutton switch is most commonly used in industrial, transportation, and medical/healthcare applications. It is a durable switch that is suitable for harsh environments and can be used in applications such as vending machines, gas pumps, and medical equipment.The SB4011NOHC-2A is also commonly used in control panels, where it is used as a momentary switch, providing a momentary contact when pressed and released. This is useful for applications such as emergency stop switches, where the user must press and hold the switch for the contact to be made.The SB4011NOHC-2A is also used in remote control applications, where it is used as a maintained switch, providing a constant contact when pressed and keeping the contact until it is released. This is useful for controlling a device from a distance and can be used in control systems such as home automation systems and security systems.

Working Principle

The SB4011NOHC-2A pushbutton switch works on the principle of electromechanical switching. It has a contact spring which is held in position by the electrical force of a solenoid. When the switch is pressed, the solenoid is activated and the contact spring is released, making contact with the switch contacts and closing the circuit. When the switch is released, the solenoid is deactivated and the contact spring is returned to its original position, breaking contact and opening the circuit.The SB4011NOHC-2A is a latching switch, meaning that once the contact is made it will stay in that position until the switch is pressed or the power is turned off. This is useful for applications where a maintained contact is needed, such as in remote control systems.

Conclusion

The SB4011NOHC-2A pushbutton switch is an extremely versatile switch that is used in a variety of applications. It is commonly used in industrial, transportation, and medical/healthcare applications where a dependable switch is required. It works on the principle of electromechanical switching and is a latching switch, providing a maintained contact until the power is switched off or the switch is pressed.

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