Product Details

Part Number: 20Y-06-42420, 20Y0642420

Brand: Growshine International

Application: Komatsu PC30MR-5, PC35MR-5, PC60-8

Description: This high-quality Spare Switch Lamp Switch is engineered for seamless replacement on Komatsu mini excavators. Manufactured under strict OEM standards, it ensures long-lasting durability and stable electrical performance in harsh job-site environments.

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Fault Case & Solution

Issue: A Volvo EC220D reported intermittent cabin lamp flickering. Root-cause analysis revealed oxidized contacts inside the original lamp switch (part 20Y-06-42420 equivalent).

Solution: Replaced with Growshine aftermarket switch, applied dielectric grease, and secured harness. Flickering eliminated; 24-hour field test passed.

Product Knowledge

The Spare Switch Lamp Switch is a momentary or latching electromechanical device controlling work-light circuits on construction & agricultural machinery. Growshine switches use silver-plated copper contacts, IP67 housings, and withstand 10,000 cycles at -40 ℃ to 85 ℃ for reliable night-time job-site safety.

Our Business Scope

Growshine International is a professional exporter of construction machinery parts, heavy truck parts, farm tractor parts, and automotive parts. From engine components, hydraulic pumps, turbochargers to electrical switches, we offer one-stop procurement, competitive pricing, and fast global logistics. We also provide custom parts development—send us a sample or drawing, and we’ll deliver within 25 days.