Pushbutton Switches

Image Part Number Description / PDF Quantity Rfq
1241.3012

1241.3012

Schurter

SWITCH PUSH SPST-NO 100MA 42V

10

1241.7036.1121074

1241.7036.1121074

Schurter

SWITCH PUSHBUTTON SPDT 5A 125V

10

1241.7036.1184000

1241.7036.1184000

Schurter

SWITCH PUSHBUTTON SPDT 5A 250V

9

1241.6931.1120000

1241.6931.1120000

Schurter

SWITCH PUSHBUTTON DPDT 5A 125V

106

1241.6824.1122077

1241.6824.1122077

Schurter

SWITCH PUSHBUTTON DPST 12A 250V

119

1241.6633.1131000

1241.6633.1131000

Schurter

SWITCH PUSHBUTTON SPDT 10A 250V

10

1241.6633.1112000

1241.6633.1112000

Schurter

SWITCH PUSHBUTTON SPDT 100MA 30V

6

3-101-422

3-101-422

Schurter

SWITCH PUSH SPST-NO 100MA 42V

2520

1241.2356

1241.2356

Schurter

SWITCH PSE 16KALF-00000000-NO-F

9

3-100-989

3-100-989

Schurter

SWITCH PUSHBUTTON DPST 16A 250V

11320

1241.6831.1110000

1241.6831.1110000

Schurter

SWITCH PUSHBUTTON SPST 12A 250V

5170

3-101-024

3-101-024

Schurter

SWITCH PUSHBUTTON DPST 16A 250V

10

1241.6963.1122000

1241.6963.1122000

Schurter

SWITCH PUSHBUTTON DPDT 5A 125V

0

1241.3244.M

1241.3244.M

Schurter

SWITCH PUSH SPST-NO 100MA 42V

0

1241.2855

1241.2855

Schurter

SWITCH PUSH SPST-NO 125MA 48V

84

1241.2801

1241.2801

Schurter

SWITCH PUSH SPST-NO 125MA 48V

35140

1241.3034.M

1241.3034.M

Schurter

SWITCH PSEM16 ANAF-RU00GN00-AE-F

10

1241.3046.8

1241.3046.8

Schurter

SWITCH PUSHBUTTON SPST-NO 1A 32V

25

1241.2821

1241.2821

Schurter

SWITCH PUSH SPST-NO 125MA 48V

1

1241.8451

1241.8451

Schurter

SWITCH PUSHBUTTON SPDT 10A 250V

10

Pushbutton Switches

1. Overview

Pushbutton switches are electro-mechanical devices that control electrical circuits through manual actuation. They feature a plunger or button that compresses a spring mechanism to open or close contacts. These switches are critical in industrial control systems, consumer electronics, and safety equipment, providing reliable user-interface solutions across modern technology.

2. Major Types and Functional Classification

TypeFunction FeaturesApplication Examples
Normally Open (NO)Circuit closes when button is pressedStart buttons in machinery
Normally Closed (NC)Circuit opens when button is activatedEmergency stop systems
Locking TypeMechanical latch maintains state after actuationPower control in industrial equipment
Illuminated PushbuttonIntegrated LED for visual feedbackControl panels in automation systems
Waterproof SwitchSealed to IP65+ standards for harsh environmentsOutdoor equipment control
Emergency Stop (E-Stop)Red mushroom-head design with safety certificationIndustrial safety circuits

3. Structure and Components

Typical construction includes: - Actuator button (thermoplastic/steel with tactile feedback) - Contact mechanism (silver alloy contacts for conductivity) - Spring system (phosphor bronze for fatigue resistance) - Insulated housing (UL94 V-0 rated materials) - Termination options (solder terminals, PCB pins, or screw terminals) Mechanical design ensures 50,000-500,000 operation cycles with precise actuation force (0.5-5N typical).

4. Key Technical Specifications

ParameterTypical RangeImportance
Rated Current0.1-15ADetermines load handling capacity
Operating Voltage12-480VAC/DCDefines electrical system compatibility
Contact Resistance10-100m Impacts power transmission efficiency
Insulation Resistance100M -10G Ensures electrical safety
Mechanical Life50,000-1,000,000 cyclesDictates maintenance intervals
IP RatingIP40-IP67Environmental protection level
Actuation Force0.5-5NAffects user experience

5. Application Fields

Key industries include: - Industrial Automation (PLC control panels, CNC machines) - Consumer Electronics (home appliances, gaming consoles) - Medical Equipment (diagnostic devices, patient monitors) - Transportation (aircraft control systems, railway signaling) - Energy Systems (smart meters, renewable energy inverters)

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TE ConnectivityEH Series Industrial SwitchesIP67 rating, 100,000 cycle life
OMRONA22E-S-10MMulti-color illumination, 5A rating
EatonE3X103ZEmergency stop with safety lock
C&K ComponentsPTS660 SeriesSubminiature SMT switch
ABBA4S-20-10Industrial control with 480VAC rating

7. Selection Recommendations

Key considerations: - Match current/voltage ratings to system requirements - Choose appropriate actuation force for user interface - Select environmental protection level (IP rating) - Consider contact configuration (NO/NC) for safety - Verify mechanical life against maintenance schedules - Check industry certifications (UL/CSA/IEC) - Evaluate compatibility with control circuit requirements

8. Industry Trends

Current developments include: - Miniaturization for portable devices (SMD package adoption) - Integration with IoT systems (smart switches with wireless connectivity) - Enhanced durability through graphene-coated contacts - Human-centric design with haptic feedback optimization - Growth in safety-rated switches for industrial automation - Adoption of RoHS-compliant materials

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