Rocker Switches

Image Part Number Description / PDF Quantity Rfq
54-645-G

54-645-G

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

757

54-220W

54-220W

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 125V

280

54-078

54-078

NTE Electronics, Inc.

SWITCH ROCKER DPDT 8A 125V

96

54-231W

54-231W

NTE Electronics, Inc.

SWITCH ROCKER SPST 21A 14V

231

54-201W

54-201W

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

190

54-526

54-526

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

689

54-528

54-528

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

439

54-118

54-118

NTE Electronics, Inc.

SWITCH ROCKER DPDT 15A 125V

142

54-533

54-533

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

88

54-046

54-046

NTE Electronics, Inc.

SWITCH ROCKER DPDT 20A 12V

16

54-527W

54-527W

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

81

54-115

54-115

NTE Electronics, Inc.

SWITCH ROCKER DPST-NC 15A 125V

118

54-228W

54-228W

NTE Electronics, Inc.

SWITCH ROCKER DPDT 21A 14V

0

54-531W

54-531W

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

95

54-709-G

54-709-G

NTE Electronics, Inc.

SWITCH ROCKER SPST 25A 12V

419

54-543

54-543

NTE Electronics, Inc.

SWITCH ROCKER SPST-NO 16A 125V

1052

54-544

54-544

NTE Electronics, Inc.

SWITCH ROCKER SPST-NC 16A 125V

410

54-058

54-058

NTE Electronics, Inc.

SWITCH ROCKER SPST-NO 12A 125V

21

54-232W

54-232W

NTE Electronics, Inc.

SWITCH ROCKER SPST 21A 14V

112

54-532

54-532

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

14

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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