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/Categories/Power & Conversion/Switches/Rotary Switches

Rotary Switches

334 products

Most electronic equipment operates internally using DC power, while the main available power source in homes, factories, and infrastructure is usually AC. Electronic circuits such as processors, memory, communication ICs, and sensors cannot operate directly from AC voltage. Without proper conversion, AC supply can damage sensitive electronic components. An AC to DC converter solves this by converting AC input voltage into regulated DC output suitable for electronic circuits.

ImagePart Number / ManufacturerDescription / SpecsMOQDatasheetRFQ
RTAP43S02W25NS
RTAP43S02W25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 2POS 150MA 60V
1
42056
42056
Manufacturer: Grayhill Inc.
Category: Rotary Switches
SWITCH ROTARY
1
Y20A11086FP LFT
Y20A11086FP LFT
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 15POS 150MA 60V
1
RTAC4EW10R25NS
RTAC4EW10R25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 10POS 150MA 60V
1
RTAC4EW10M50NS
RTAC4EW10M50NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 10POS 150MA 60V
1
RTAC4EW10M25NS
RTAC4EW10M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 10POS 150MA 60V
1
RTAC4DS04M25NS
RTAC4DS04M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 4POS 150MA 60V
1
RTAC44S02M25NS
RTAC44S02M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 2POS 150MA 60V
1
RTAC42S05M25NS
RTAC42S05M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 5POS 150MA 60V
1
RTAC41S06M25NS
RTAC41S06M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 6POS 150MA 60V
1
RTAC3EW12M50NS
RTAC3EW12M50NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 12POS 150MA 60V
1
RTAC34S02M25NS
RTAC34S02M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 2POS 150MA 60V
1
RTAC33S03M25FS
RTAC33S03M25FS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 3POS 150MA 60V
1
RTAC32S06M50NS
RTAC32S06M50NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 6POS 150MA 60V
1
RTAC32S06M25NS
RTAC32S06M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 6POS 150MA 60V
1
RTAC32S06M25FS
RTAC32S06M25FS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 6POS 150MA 60V
1
RTAC32S05M25NS
RTAC32S05M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 5POS 150MA 60V
1
RTAC32S05M25FS
RTAC32S05M25FS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 5POS 150MA 60V
1
RTAC32S04M25NS
RTAC32S04M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 4POS 150MA 60V
1
RTAC31W12M25NS
RTAC31W12M25NS
Manufacturer: C&K
Category: Rotary Switches
SWITCH ROTARY 12POS 150MA 60V
1
Showing 1-20 of 334 results

Applications of AC to DC Converters

  • Industrial automation control systems
  • Communication and networking infrastructure equipment
  • Consumer electronic products and home appliances
  • Medical electronic equipment and monitoring systems
  • Test and measurement electronic instruments
  • Embedded computing and control electronics
  • Power supply modules in server and computing systems

Key Technical Specifications

  • AC input voltage operating range
  • DC output voltage and current rating
  • Conversion efficiency performance
  • Output ripple and noise characteristics
  • Power factor correction capability
  • Thermal operating limits and cooling requirements
  • Mechanical package and mounting type

Types of AC to DC Converters

  • Linear AC to DC converters
  • Switching mode AC to DC converters
  • Isolated AC to DC power modules
  • Industrial AC to DC converter units
  • Medical and safety-certified AC to DC converters

Lifecycle and Replacement Considerations

AC to DC converters are typically selected during early system power design and matched to input voltage range, load requirements, and thermal conditions. When an AC to DC converter reaches end-of-life, replacement may be difficult. Differences in output regulation behavior, ripple characteristics, or mechanical form factor can affect system performance and compliance.

This is common in industrial, medical, and telecom systems where equipment remains active for many years. Maintenance teams often require the same converter to avoid redesign or recertification. Delays in sourcing compatible converters can increase downtime and maintenance cost.

Maketronics supports global engineering and procurement teams with reliable sourcing of both active and obsolete AC to DC Converters.

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FAQs

What is an AC to DC converter?

An AC to DC converter converts alternating current (AC) from mains power into regulated direct current (DC) suitable for electronic circuits.

Why is AC to DC conversion necessary?

Electronic components require stable DC voltage to operate safely and reliably, while utility power is supplied as AC.

What is the difference between linear and switching AC-DC converters?

Linear converters are simple but less efficient, while switching converters offer higher efficiency, lower heat generation, and compact size.

What happens if an AC to DC converter becomes obsolete?

Replacing an obsolete converter may require validation because differences in output regulation, ripple performance, and mechanical design can affect system compliance and reliability.