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Starter Ignition Switch Fits Komatsu Dozer D20A-5 D20A-6 D20A-7 D20S-5 – Northline Parts

Starter Ignition Switch Fits Komatsu Dozer D20A-5 D20A-6 D20A-7 D20S-5

SKU: NLT2T04975
$46.69 In Stock
$46.69
Sale price  $46.69 Regular price 
Ships for free in 2–4 business days.
An unresponsive key switch can leave a Komatsu dozer unable to start or remain energized. This replacement is listed for several D20A and D20S generations.
Estimated delivery between
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Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
  • Komatsu D20A-5, D20A-6, D20A-7, D20S-5

Fitment note: Confirm the switch connector, key positions and dozer serial group; D20 variants can use different electrical layouts.

Product Overview

The ignition switch controls the operator's electrical start/run request. Corroded terminals and worn contacts are worth checking after ruling out battery and safety-interlock faults.

Key Features & Performance

  • An unresponsive key switch can leave a Komatsu dozer unable to start or remain energized.
  • The ignition switch controls the operator's electrical start/run request.

OE / Reference Numbers

  • D20A-5
  • D20A-6
  • D20A-7
  • D20S-5

Common Reasons for Replacement

An unresponsive key switch can leave a Komatsu dozer unable to start or remain energized.

Fitment & Installation Notes

Confirm the switch connector, key positions and dozer serial group; D20 variants can use different electrical layouts.

Frequently Asked Questions

Is this a genuine OEM part? No. This listing is for an aftermarket replacement unless the product page expressly states otherwise. Manufacturer references identify intended applications.

How do I confirm fitment? Confirm the switch connector, key positions and dozer serial group; D20 variants can use different electrical layouts.

Part Summary

keywords: Starter Ignition Switch Fits Komatsu Dozer D20A-5 D20A-6 D20A-7 D20S-5, D20A-5, D20A-6, D20A-7, D20S-5, Komatsu D20A-5, D20A-6, D20A-7, D20S-5, aftermarket replacement, ignition switches, northline parts

Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.

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