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Product Function Description
Designed for 12V DC automotive electrical system to control four separate windows, rear window child lock, four‑way mirror adjustment and auto folding. Non‑toxic odor‑free housing with IP65 dustproof & waterproof structure against dampness and vibration inside door. It repairs common faults including unresponsive master switch, stuck buttons and abnormal window/mirror movement.
Applicable Models
| Brand | Model | Year Range | OEM Part Number |
| Mercedes‑Benz | R‑Class W251 | 2006‑2017 | A2518300390 / 2518300390 |
| Mercedes-Benz | R-Class commercial vehicle R 300 CDI | 2009-2013 | |
| Mercedes-Benz | R-Class commercial vehicle R 63 AMG | 2006-2007 | |
| Mercedes-Benz | R-Class commercial vehicle R 280 / R 300 | 2007-2014 | |
| Mercedes-Benz | R-Class 350 4MATIC | 2006-2017 | |
| Mercedes-Benz | GL GL 450 4MATIC | 2005-2014 | |
| Mercedes-Benz | R-Class commercial vehicle R 500 4MATIC | 2004-2007 | |
| Mercedes-Benz | R-Class commercial vehicle R 350 CDI 4MATIC | 2009-2013 | |
| Mercedes-Benz | GL GL 350 BlueTEC 4MATIC | 2008-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 400 4MATIC | 2012-2017 | |
| Mercedes-Benz | R-Class commercial vehicle R 350 | 2007-2011 | |
| Mercedes-Benz | R-Class commercial vehicle R 320 CDI 4MATIC / R 350 CDI 4MATIC | 2004-2013 | |
| Mercedes-Benz | R-Class commercial vehicle R 350 4MATIC | 2004-2014 | |
| Mercedes-Benz | GL GL 320 CDI / GL 350 BlueTEC 4MATIC | 2007-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 280 CDI / R 300 CDI | 2007-2010 | |
| Mercedes-Benz | R-Class commercial vehicle R 280 CDI 4MATIC / R 300 CDI 4MATIC | 2006-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 280 4MATIC / R 300 4MATIC | 2006-2006 | |
| Mercedes-Benz | R-Class commercial vehicle R 320 4MATIC | 2012-2017 | |
| Mercedes-Benz | GL GL 500 4MATIC / GL 550 4MATIC USA/JAPAN | 2005-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 500 4MATIC / R 550 4MATIC USA | 2006-2013 | |
| Mercedes-Benz | GL GL 420 CDI 4MATIC / GL 450 CDI 4MATIC | 2005-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 350 BlueTEC 4MATIC | 2008-2012 | |
| Mercedes-Benz | R-Class commercial vehicle R 500 4MATIC / R 550 4MATIC JAPAN | 2007-2010 | |
| Mercedes-Benz | GL GL 320 CDI 4MATIC / GL 350 CDI 4MATIC | 2005-2012 | |
| Mercedes-Benz | GL GL 350 CDI 4MATIC | 2010-2012 |
Parameter
| Item | Specification |
| Product Name | Driver Side Master Power Window Control Switch |
| Model No. | LD-19002 |
| OEM Part Number | A2518300390 / 2518300390 |
| Working Voltage | 12V DC |
| Material | Non‑Toxic High‑Quality ABS Plastic + Copper Conductive Terminals |
| Pin Count | OE‑Standard Plug‑and‑Play Connector |
| Fitment Type | Direct OE Replacement |
| Applicable Vehicles | Mercedes‑Benz R‑Class W251 |
| Applicable Years | 2006‑2017 |
| Core Function | 4‑Window Independent Control + Window Lock + Rearview Mirror Adjust & Fold |
| Appearance | Full Black Matte Housing + White Functional Symbols |
| Waterproof Grade | IP65 |
| Warranty | 12 Months |
Product Details
| |
| |
| Item | Value |
| Selling Units | Single item |
| Single package size | 18.2X8X8 cm |
| Single gross weight | 0.159kg |
Product Specifications and Trade Terms
| Item | Specification/Details |
| Warranty Period | 12 months or 100,000 km (whichever comes first) |
| Payment Terms | T/T, PayPal, Western Union |
| Port of Loading | Ningbo Port or Shanghai Port |
| Lead Time | 7-15 working days after deposit |
| Packing | 50 pcs per carton with foam |
| Shipping Method | By sea / air / express (DHL/FedEx/UPS) |
| Sample Policy | Free samples, buyer pays freight |
| After-Sales Support | Itemcement for defective items |
| Certification | ISO/TS 16949:2009 |
Supplementary Note
1.Brand new factory stock with non‑toxic eco raw material, support bulk export wholesale.
2.Standard 12V DC, fully tested for power‑on, button durability, high/low temperature and waterproof before delivery.
3.Confirm OEM No.A2518300390 for Mercedes R‑Class W251 2006‑2017 before purchase.
4.OE clip installation, plug‑and‑play without wire cutting.
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