Rocker Switches

Image Part Number Description / PDF Quantity Rfq
54-736-2

54-736-2

NTE Electronics, Inc.

SWITCH ROCKER SPST 21A 14V

372

54-049

54-049

NTE Electronics, Inc.

SWITCH ROCKER SPDT 15A 125V

96

54-034

54-034

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

155

54-645-A

54-645-A

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

303

54-548

54-548

NTE Electronics, Inc.

SWITCH ROCKER SPDT 16A 125V

0

54-102

54-102

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

16

54-080

54-080

NTE Electronics, Inc.

SWITCH ROCKER SPST 12A 125V

356

54-536

54-536

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

644

54-515

54-515

NTE Electronics, Inc.

SWITCH ROCKER SPDT 16A 125V

562

54-039

54-039

NTE Electronics, Inc.

SWITCH ROCKER SPST-NO 20A 12V

14

54-157

54-157

NTE Electronics, Inc.

SWITCH ROCKER DPDT 16A 125V

5

54-504

54-504

NTE Electronics, Inc.

SWITCH ROCKER SPDT 16A 125V

543

54-087

54-087

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

157

54-712

54-712

NTE Electronics, Inc.

SWITCH ROCKER SPST 20A 12V

359

54-209W

54-209W

NTE Electronics, Inc.

SWITCH ROCKER DPST 16A 125V

111

54-734

54-734

NTE Electronics, Inc.

SWITCH ROCKER SPST 25A 12V

185

54-081

54-081

NTE Electronics, Inc.

SWITCH ROCKER DPST 20A 125V

77

54-043

54-043

NTE Electronics, Inc.

SWITCH ROCKER DPDT 20A 12V

100

54-506

54-506

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

74

54-514

54-514

NTE Electronics, Inc.

SWITCH ROCKER SPST 16A 125V

647

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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