Rocker Switches

Image Part Number Description / PDF Quantity Rfq
R2101C2NBB

R2101C2NBB

APEM Inc.

SWITCH ROCKER DPST 20A 125V

1176

KG382A2XXA21XX

KG382A2XXA21XX

APEM Inc.

SWITCH ROCKER SPDT 10A 12V

0

2649LH/2A212000L0

2649LH/2A212000L0

APEM Inc.

SWITCH ROCKER DPDT 10A 125V

0

KG462A2XXA21XX

KG462A2XXA21XX

APEM Inc.

SWITCH ROCKER DPDT 15A 12V

0

KG462A2XXA

KG462A2XXA

APEM Inc.

SWITCH ROCKER DPDT 15A 12V

0

AS39P0000

AS39P0000

APEM Inc.

SWITCH ROCKER SPDT 0.4VA 20V

109

RH110C2NBB

RH110C2NBB

APEM Inc.

SWITCH ROCKER SPST 20A 125V

0

KG492A2XXA21XX

KG492A2XXA21XX

APEM Inc.

SWITCH ROCKER DPDT 10A 12V

8

KR48CAKXXG

KR48CAKXXG

APEM Inc.

SWITCH ROCKER DPDT 10A 24V

0

2641LH/2A21600L110V

2641LH/2A21600L110V

APEM Inc.

SWITCH ROCKER DPST 16A 125V

0

FNRC64SXX2X

FNRC64SXX2X

APEM Inc.

SWITCH ROCKER SEALED SOLDER

41

KG412A2XXA

KG412A2XXA

APEM Inc.

SWITCH ROCKER DPST 15A 12V

0

KG412A2XEA26X3

KG412A2XEA26X3

APEM Inc.

SWITCH ROCKER DPST 15A 12V

0

MR210C2NBB

MR210C2NBB

APEM Inc.

SWITCH ROCKER DPST 10A 125V

471

KG410A2TXD243X

KG410A2TXD243X

APEM Inc.

SWITCH ROCKER DPST 15A 12V

0

AS36S010010

AS36S010010

APEM Inc.

SWITCH ROCKER SPDT 4A 125V

474

AS37S010010

AS37S010010

APEM Inc.

SWITCH ROCKER SPDT 4A 125V

224

KR46CAKFFG

KR46CAKFFG

APEM Inc.

SWITCH ROCKER DPDT 10A 24V

0

FML18A221D000

FML18A221D000

APEM Inc.

SWITCH ROCKER SPST 10A 250V

0

TR37WS80065

TR37WS80065

APEM Inc.

SWITCH ROCKER SPDT 0.4VA 20V

0

Rocker Switches

1. Overview

Rocker switches are electric switches featuring a rocking mechanism that toggles between on/off states. They are widely used in industrial, automotive, and consumer electronics for their durability and clear tactile feedback. Modern advancements have enhanced their load capacity, environmental resistance, and integration capabilities with smart systems.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Single-Pole Single-Throw (SPST)Simple on/off control with one circuit pathLighting systems, small appliances
Single-Pole Double-Throw (SPDT)Switches between two circuits with one inputMotor direction control, HVAC systems
Double-Pole Single-Throw (DPST)Simultaneously controls two circuitsIndustrial machinery power isolation
Double-Pole Double-Throw (DPDT)Switches two inputs between two outputs3D printer heater control, robotics
Illuminated RockerIntegrated LED indicators for status visibilityAircraft panels, medical equipment

3. Structure and Components

Typical construction includes: - Actuator: Rocker arm with ergonomic design (PC/ABS material) - Contact System: Silver alloy contacts with anti-oxidation coating - Housing: Flame-retardant thermoplastic (UL94 V-0 rated) - Mounting Hardware: Threaded bushing with 12mm/16mm standard sizes - Terminal Types: Quick-connect terminals (Faston) or PCB pins

4. Key Technical Specifications

ParameterValue RangeImportance
Rated Current0.1-20ADetermines load handling capacity
Rated Voltage12-600VAC/DCDefines operational voltage limits
Electrical Life50,000-200,000 cyclesIndicates longevity under rated load
Contact Resistance5-50m Affects power efficiency and heat generation
Insulation Resistance100M minEnsures safety isolation
Operating Temperature-40 C to +125 CDefines environmental suitability

5. Application Fields

  • Industrial: CNC machine controls, PLC panels
  • Automotive: Vehicle lighting systems, battery management
  • Medical: Diagnostic equipment, patient monitoring devices
  • Aerospace: Avionics control panels, actuator systems
  • Consumer Electronics: Smart home hubs, gaming consoles

6. Leading Manufacturers and Products

ManufacturerKey ProductsSpecial Features
EatonSeries 15XUL489 certified, 63A rating
TE ConnectivityET SeriesIP67 sealed models, -55 C operation
C&K ComponentsKSC Series100,000 cycle lifespan, RoHS compliance
OmronA22 RockerIntegrated LED options, 48VDC control

7. Selection Guidelines

Key considerations: - Current/voltage requirements with 20% safety margin - Environmental factors (temperature, humidity, vibration) - Certification needs (UL, CE, RoHS) - Actuator style (standard, guarded, illuminated) - Terminal compatibility with existing systems - Expected mechanical/electrical lifespan

8. Industry Trends

Emerging trends include: - Integration with IoT-enabled control systems - Development of sub-miniature waterproof models (IP68) - Graphene-coated contacts for reduced resistance - Smart switch modules with embedded sensors - Increased adoption in renewable energy systems

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