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40D Series Parts

Use this page to review components grouped under the 40D series.

Compare manufacturer, package and stock references below, then open a product or add it directly to your sourcing request.

MATCHING PARTS 27 Results
PART NUMBER RESULTS

Matching 40D Components

Compare sourcing references and open a part for full technical information.

PART NUMBER 431KD40 VARISTOR 430V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 5,880
View Part
PART NUMBER 151KD40 VARISTOR 150V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 4,951
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PART NUMBER 121KD40 VARISTOR 120V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 8,291
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PART NUMBER 221KD40 VARISTOR 220V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 5,073
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PART NUMBER 391KD40 VARISTOR 390V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 3,954
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PART NUMBER 361KD40 VARISTOR 360V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 6,900
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PART NUMBER 241KD40 VARISTOR 240V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 6,849
View Part
PART NUMBER 201KD40 VARISTOR 200V 40KA DISC 40MM
Manufacturer YAGEO
Package / Case Disc 40mm
Stock Reference 5,781
View Part
COMMON QUESTIONS

40D Series FAQ

Quick guidance for selection and sourcing.

What does the 40D series represent?

40D is used to group related components within a product family. Exact specifications and compatibility should always be confirmed against the manufacturer documentation.

How do I request pricing for a 40D part?

Choose a matching part below and add it to your sourcing request, or send the manufacturer part number and quantity through the RFQ page.

Can Winsun (HK) Electronics help with shortage or obsolete 40D parts?

Yes. We can review current sourcing channels, lead-time options and possible alternatives for shortage, EOL and hard-to-find requirements.

GLOBAL COMPONENT SOURCING

Need a Different Option for 40D?

Send the exact part number, manufacturer and quantity. Winsun (HK) Electronics can review availability, lead time, shortage requirements and possible alternatives.