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Mercury Quicksilver OEM Switch Box Assy — Part Number 339-6222A10
Brand: Mercury Marine / Quicksilver | Condition: New Old Stock (NOS)
You are purchasing a genuine Mercury Marine Quicksilver OEM Switch Box Assy, part number 339-6222A10. This is an authentic factory original part — never installed, never used.
Condition Details: This is a New Old Stock (NOS) part. The switch box assy itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.
Part Number / Supersede Information:
Primary OEM Part Number: 339-6222A10
Supersedes: 339-5287, 339-6222A1, 339-6222A4, 339-6222A6, 339-6222A8
This part number may have been further superseded or cross-referenced. We recommend verifying any current supersede numbers through your local Mercury Marine dealer or the official Mercury parts catalog prior to ordering.
Why Choose OEM Parts? OEM parts are engineered and manufactured to exact factory tolerances, ensuring a precise fit, reliable performance, and long service life. Unlike aftermarket alternatives, OEM parts are designed specifically for your equipment — no modifications, no guesswork.
Compatibility — Mercury 2-Cylinder Outboards:
4 HP (Model 40) — 1976–1980 (S/N 5589202–5595531)
7.5 HP (Model 75) — 1974–1986 (S/N 3801458–0A197111)
9.8 HP (Model 110) — 1974–1985 (S/N 3795659–0A197111)
20 HP (Model 200) — 1973–1976 (S/N 3537531–4709592)
20 HP (Model 200) — 1977–1981 (S/N 4709593–5837436)
Returns: We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.
Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience. Please verify fitment using your equipment's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!
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