Construction Machinery Relay 21E4‑0011 For Hyundai Excavator R200‑5 R220LC‑5 R300LC‑5 R455LC‑7

Keywords: 21E4‑0011, Excavator Relay, Hyundai Relay 21E4‑0011, R200‑5 Spare Parts, R220LC‑5 Electrical Relay, Construction Machinery Electrical Parts, Excavator Control Relay

🔹Product Overview

This high‑performance electrical relay 21E4‑0011 is a vital electric switch replacement component made for Hyundai excavator R200‑5, R220LC‑5, R300LC‑5, R455LC‑7. It is used to control the on‑off switching of circuits for lights, fuel pump, fan, starter and other electric accessories inside excavator. Adopted high‑quality internal coil and durable contact materials, with shock‑resistant sealed housing. It effectively solves common faults such as electrical accessories failing to start, intermittent circuit cut‑off, relay burnout, unstable power supply. It is the ideal aftermarket replacement part for excavator electrical system maintenance.

🔹Detailed Specifications

🔹Key Features & Advantages

✅ Exact OEM Replacement Perfect match for original part installation size, pin definition and voltage parameter, direct plug‑and‑play, no modification needed.

✅ Premium Internal Coil & Contact High‑conductivity silver‑alloy contacts, stable pull‑in & release performance, low heat‑generation, long service life.

✅ Sealed Shock‑Resistant Plastic Housing Anti‑dust, moisture‑proof, vibration‑resistant, well‑adapted to the harsh high‑vibration working environment of construction machinery.

✅ Stable & Sensitive Switching Response Quick circuit on‑off reaction, effectively avoid the problem of delayed startup or non‑response of electrical equipment.

✅ Strict Performance Testing Before Shipment Every relay is tested for coil continuity, contact switching function and voltage tolerance before delivery.

✅ Cost‑Effective Quick Repair Solution Easy installation, fast replacement for burnt‑out or failed old relay, reduce excavator downtime and maintenance expense.

🔹Application Scope

Compatible Hyundai Excavator Models: ‑ R200‑5 ‑ R220LC‑5 ‑ R300LC‑5 ‑ R455LC‑7 Widely used in control circuits of excavator starter motor, cooling fan, working lamp, fuel pump and other electrical accessories.

🔹Our Company Advantage

We are a professional supplier of full‑range excavator and heavy‑duty construction machinery spare parts. We supply relays, wiring harnesses, sensors, controllers, monitor displays, switches and hydraulic spare‑parts for Hyundai, Doosan, Yanmar, Hitachi, Komatsu, Sany, Cater-pillar,  and other well‑known machinery brands. ‑ Large‑scale inventory of Hyundai excavator electrical spare‑parts ‑ Factory‑direct competitive wholesale price ‑ Fast shipment for in‑stock goods ‑ Support mixed‑order & one‑stop spare‑parts procurement ‑ Professional part‑number matching technical support service

🔹Packaging & Shipping ‑

Individual sealed anti‑static bag + foam shock‑proof inner protection ‑ Outer reinforced hard carton for long‑distance sea‑transport protection ‑ Multiple shipping solutions: sea freight, air freight, express courier for small trial orders ‑ Export documents (Commercial Invoice, Packing List) can be provided.

🔹Contact Us

If you need more Hyundai excavator relays, electrical spare‑parts or other heavy machinery replacement components, please send your parts list to us. We will send you our best quotation promptly.