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/Categories/Power & Conversion/Switches/Keypad Switches

Keypad Switches

62 products

Keypad Switches

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
6000-220023
6000-220023
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
6000-210023
6000-210023
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
EZ05-23001
EZ05-23001
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 5KEY NON-ILLUM
1
87BC3-201
87BC3-201
Manufacturer: Grayhill Inc.
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.01A 24V
1
3KLW160103
3KLW160103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
3KLW16T103
3KLW16T103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
3KLW12T103
3KLW12T103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 12KEY 0.05A 24V
1
3KLW120103
3KLW120103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 12KEY 0.05A 24V
1
3KLW042103
3KLW042103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 4KEY 0.05A 24V
1
3KLW041103
3KLW041103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 4KEY 0.05A 24V
1
101207
101207
Manufacturer: Soldered Electronics
Category: Keypad Switches
MEMBRANE KEYBOARD 4X4
1
1KL12T103
1KL12T103
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 12KEY 0.05A 24V
1
GSLW160203
GSLW160203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
GSLW120203
GSLW120203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 12KEY 0.05A 24V
1
GSLW040203
GSLW040203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 4KEY 0.05A 24V
1
GSRG160203
GSRG160203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.05A 24V
1
GSRG120203
GSRG120203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 12KEY 0.05A 24V
1
GSRG040203
GSRG040203
Manufacturer: Storm Interface
Category: Keypad Switches
SWITCH KEYPAD 4KEY 0.05A 24V
1
96BB2-006-RS
96BB2-006-RS
Manufacturer: Grayhill Inc.
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.005A 12V
1
96BB2-006-FS-EL
96BB2-006-FS-EL
Manufacturer: Grayhill Inc.
Category: Keypad Switches
SWITCH KEYPAD 16KEY 0.005A 12V
1
Showing 1-20 of 62 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.