YAGEO 511KN20 Equivalent & Substitute Parts

Part Overview

The YAGEO 511KN20 is a 510 V, 10 kA Transient Voltage Suppressor (TVS) varistor in a 20mm disc form factor, designed for through-hole mounting applications. This thermally protected metal oxide varistor (TMOV) operates across a temperature range of -40°C to 85°C and is classified as an Active product with unlimited moisture sensitivity rating (MSL 1). The component is suitable for transient voltage suppression in industrial and commercial electrical systems. Equivalent substitute parts are identified based on matching electrical specifications, mechanical form factor, and thermal protection features to ensure direct functional replacement in circuit designs.

Substiute Parts

511KN20

YAGEOIn Stock: 997511KN20 Datasheet

Current PartRFQ

MOVTP20V320N

Eaton - Electronics DivisionIn Stock: 2235MOVTP20V320N Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the YAGEO 511KN20 are identified based on the following critical electrical and mechanical parameters:

Matching Criteria:

• Varistor voltage (typical): 510 V
• Surge current rating: 10 kA
• Maximum AC voltage: 320 V
• Package form factor: Disc 20mm
• Mounting configuration: Through Hole
• Number of circuits: 1 Circuit
• Thermal protection: Present
• Energy absorption capability: 380 J or greater

The MOVTP20V320N from Eaton - Electronics Division meets all substitution criteria. Both components share identical varistor voltage specifications, surge current ratings, AC voltage ratings, and mechanical form factors. Both devices incorporate thermal protection and are rated for single-circuit applications in through-hole mounting configurations.

Parameter Comparison

Engineering Selection Recommendations

YAGEO 511KN20 (Primary Component)

The YAGEO 511KN20 is an Active product with full availability (980 pcs in stock). This component carries MSL 1 rating (unlimited moisture sensitivity) and is classified under ECCN EAR99 with HTSUS code 8533.40.4000. The device is suitable for applications requiring 510 V varistor voltage with 10 kA surge current capacity in a 20mm disc through-hole configuration.

Eaton MOVTP20V320N (Substitute Component)

The Eaton MOVTP20V320N is an Active product with higher inventory availability (2209 pcs in stock). This substitute meets all critical electrical parameters: 510 V typical varistor voltage, 10 kA surge current, and 320 V maximum AC rating. The component features an extended operating temperature range (-40°C to 105°C) compared to the primary part. The substitute carries RoHS3 compliance and REACH Unaffected status. Maximum DC voltage is 410 V, which is within acceptable tolerance of the primary part's 415 V specification. Energy absorption is 386 J, exceeding the primary part's 380 J rating.

Both components are classified under identical ECCN and HTSUS codes, confirming regulatory equivalence for export and tariff purposes.

Frequently Asked Questions (FAQ)

Q: Can the Eaton MOVTP20V320N directly replace the YAGEO 511KN20 in existing circuit designs?

A: Yes. Both components share identical varistor voltage specifications (510 V typical), surge current ratings (10 kA), maximum AC voltage (320 V), and mechanical form factors (20mm disc, through-hole mounting). The substitute's maximum DC voltage of 410 V is within acceptable tolerance of the primary part's 415 V specification. Both devices incorporate thermal protection and are rated for single-circuit applications.

Q: What is the significance of the operating temperature range difference?

A: The YAGEO 511KN20 operates from -40°C to 85°C, while the Eaton MOVTP20V320N operates from -40°C to 105°C. The substitute component has an extended upper temperature limit. For applications operating within the YAGEO specification range (-40°C to 85°C), both components perform identically. For applications requiring operation above 85°C, the Eaton substitute provides additional thermal margin.

Q: Are there any compliance or regulatory differences between these parts?

A: Both components carry identical ECCN (EAR99) and HTSUS (8533.40.4000) classifications. The Eaton substitute includes RoHS3 compliance and REACH Unaffected status certifications. The YAGEO part does not specify these certifications in the provided data. For applications requiring RoHS3 or REACH compliance, the Eaton substitute is the appropriate selection.

Q: How do the energy absorption ratings compare?

A: The YAGEO 511KN20 is rated for 380 J energy absorption, while the Eaton MOVTP20V320N is rated for 386 J. The substitute provides 1.6% higher energy absorption capacity, offering equivalent or superior performance in transient suppression applications.

Q: Are the mechanical dimensions and mounting footprints identical?

A: Yes. Both components are packaged in 20mm disc form factors with through-hole mounting configurations. The mechanical footprint and PCB layout requirements are identical, enabling direct board-level substitution without design modifications.

Q: What inventory considerations apply to these parts?

A: The YAGEO 511KN20 has 980 pcs in stock, while the Eaton MOVTP20V320N has 2209 pcs in stock. The Eaton substitute offers significantly higher inventory availability for applications requiring larger quantities or extended supply assurance.