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EQUIPMENT PARTS
KOMATSU PARTS
ELECTRICAL SYSTEM

ELECTRICAL SYSTEM

This category features carefully selected Komatsu aftermarket electrical system from WQParts. Every component is chosen to deliver consistent fit, durability, and performance in tough working conditions. Whether you are rebuilding a specific system or refreshing high‑wear components, our Komatsu replacement parts help you reduce downtime without sacrificing quality or safety.

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421-06-11940 Relay - Fits Komatsu Equipment
$51.38
Komatsu 421-06-11940 Relay
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421-06-15310 Bulb - Fits Komatsu Equipment
$3.72
Komatsu 421-06-15310 Bulb