sales@make-tronics.com|ISO 9001:2015 Certified
Line CardProduct Catalog
Make-Tronics
REQUEST QUOTERFQ
ProductsQualityBuyer ProtectionAbout UsContact Us
Make-Tronics

Your trusted partner for obsolete and hard-to-find electronic components. Keeping the world's technology running.

Our Locations

  • United Arab Emirates
    Maketronics Communications L.L.C-FZ
    Meydan Grandstand, 6th floor, Meydan road,
    Nad Al Sheba, Dubai, U.A.E

Our Locations

  • India
    Maketronics Communications LLP
    106, Jaypee Klassic Wishtown, Sector 134
    Noida, Uttar Pradesh 201304

products

  • Line Card
  • Product Catalog
  • Manufacturers
  • Categories

Legal

  • Shipping Policy
  • Terms & Conditions
  • Privacy Policy
  • Refund Policy
© 2026 Make-Tronics. All rights reserved.
/Categories/Power & Conversion/Switches/Keylock Switches

Keylock Switches

942 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
ASD3K40N-RC
ASD3K40N-RC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K40N
ASD3K40N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-RLC
ASD3K22N-RLC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-RC
ASD3K22N-RC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-310-RC
ASD3K22N-310-RC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-310
ASD3K22N-310
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-309-RLC
ASD3K22N-309-RLC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N-309
ASD3K22N-309
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K22N
ASD3K22N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K20N-RRC
ASD3K20N-RRC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS DPST 10A 110V
1
ASD3K20N-RC
ASD3K20N-RC
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS DPST 10A 110V
1
ASD3K20N
ASD3K20N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS DPST 10A 110V
1
ASD3K04N
ASD3K04N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD3K02N
ASD3K02N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS DPST 10A 110V
1
ASD33K40N
ASD33K40N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD33K22N-310
ASD33K22N-310
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD33K22N-309
ASD33K22N-309
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD33K22N
ASD33K22N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
ASD33K20N
ASD33K20N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS DPST 10A 110V
1
ASD33K04N
ASD33K04N
Manufacturer: IDEC
Category: Keylock Switches
SWITCH KEYLCK 3POS 4PST 10A 110V
1
Showing 1-20 of 942 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.

Filters

Search

Filter Categories

Manufacturer

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.