Don’t gamble with your Mercury’s reliability. This genuine SWITCHBOX ASSEMBLY ensures long-term performance and protects your investment in quality marine power.

Built with Mercury Marine’s precision engineering, this switch ensures reliable operation across all engine RPM ranges. Part number 7452A19 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Cut-rate alternatives might look similar, but they’re not engineered to Mercury’s exacting standards. Part 7452A19 delivers consistent performance because it’s built right — the same way Mercury does it at the factory.

Compatible Mercury Marine Engines

FITS: 10-20HP MARINER, MERCURY (MAGNUM, MARATHON, SEA PRO)

• Fits MARINER, MERCURY 10-20HP engines
• Compatible HP: 10HP, 15HP, 20HP
• Model types: MAGNUM, MARATHON, SEA PRO
• Covers 24 serial number ranges
• Configurations: Jet Drive, Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

10HP Models

• 10HP MAGNUM (Mariner): 0D281000-0G760299, 9792200-0P016999
• 10HP MARATHON (Mariner): 0D281000-0G760299, 9792200-0P016999
• 10HP SEA PRO (Mercury): 0D281000-0G760299, 9792200-0P016999

15HP Models

• 15HP MARATHON (Mariner): 0G438000-0G760299, 9927000-0P016999
• 15HP MARATHON XD (Mariner): 9927000-0P016999
• 15HP OUTBOARD (Mariner): 0D281000-0G760299, 9792200-0P016999
• 15HP OUTBOARD (Mercury): 0D281000-0G760299, 9792200-0P016999
• 15HP SEA PRO (Mercury): 9927000-0P016999, 0G438000-0G760299, 9927000-0P016999

20HP Models

• 20HP JET (Mariner): 0G044027-0G760299, 9807909-0P016999
• 20HP JET (Mercury): 0G044027-0G760299, 9807909-0P016999
• 20HP OUTBOARD (Mariner): 0G044027-0G760299, 9807909-0P016999
• 20HP OUTBOARD (Mercury): 0G044027-0G760299, 9807909-0P016999

Don’t know where your serial number is? Our quick reference guide shows exactly where to find it on Mercury Marine engines.

Verification & Support

Want to verify compatibility for part 7452A19? Use our parts finder tool for instant confirmation. Still have questions? No problem – use the contact buttons at the bottom of this page to reach us by text, call, or email

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