Rocker Switches

Image Part Number Description / PDF Quantity Rfq
54-553

54-553

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

600

54-234W

54-234W

NTE Electronics, Inc.

SWITCH ROCKER SPST 21A 14V

400

54-247W

54-247W

NTE Electronics, Inc.

SWITCH ROCKER SPDT 21A 14V

57

54-709-R

54-709-R

NTE Electronics, Inc.

SWITCH ROCKER SPST 25A 12V

388

54-052

54-052

NTE Electronics, Inc.

SWITCH ROCKER DPDT 15A 125V

88

54-519

54-519

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

212

54-554

54-554

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

551

54-531

54-531

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

378

54-062

54-062

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

22

54-739W

54-739W

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

383

54-248W

54-248W

NTE Electronics, Inc.

SWITCH ROCKER SPDT 21A 14V

47

54-521

54-521

NTE Electronics, Inc.

SWITCH ROCKER SPDT 16A 125V

1322

54-645

54-645

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

520

54-210W

54-210W

NTE Electronics, Inc.

SWITCH ROCKER DPST 16A 125V

237

54-054

54-054

NTE Electronics, Inc.

SWITCH ROCKER SPST 15A 125V

49

54-227W

54-227W

NTE Electronics, Inc.

SWITCH ROCKER SPDT 21A 14V

244

54-065

54-065

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

136

54-645-B

54-645-B

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

0

54-249W

54-249W

NTE Electronics, Inc.

SWITCH ROCKER SPDT 21A 14V

97

54-229W

54-229W

NTE Electronics, Inc.

SWITCH ROCKER SPST 21A 14V

375

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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