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Overview
DB Electrical Solenoids for Mercury Marine & Mercruiser Applications
Looking for a reliable aftermarket replacement for Mercury Marine solenoid 89-96158? This heavy-duty 12-volt solenoid from DB Electrical is a direct-fit replacement for Mercury Marine outboard and Mercruiser applications, engineered to meet or exceed OEM specifications without the OEM price tag.
Isolated Ground Design This solenoid features an isolated ground configuration, making it the correct fit for Mercury Marine and Mercruiser electrical systems. Terminal specs include a 1/4-20 battery terminal, 1/2-20 motor terminal, and 8-32 switch and ground terminals.
Trusted Cross-Reference This unit replaces OEM Mercury Marine part numbers 89-96158, 89-818864T, and 89-96158T, as well as popular aftermarket alternatives including Sierra Marine 18-5817 and ARCO Marine SW058 — making it one of the most versatile solenoid replacements available for Mercury applications.
The DB Electrical Advantage 100% brand new — never remanufactured or refurbished. Backed by a 1-year warranty and available at a fraction of dealer pricing. Orders placed by 2pm EST ship same day.
Product Specs
| Item Condition | Aftermarket Part |
| Unit Type | SOLENOID / RELAY |
| Voltage | 12 |
| Dimension | Battery Terminal: 1/4-20; Motor Terminal: 1/2-20; Switch Terminal: 8-32; Ground Terminal: 8-32; Relay Terminal: N/A; Notes: Isolated Ground; |
| Fits | Used On Mercury Marine Outboard Mercruiser Applications |
Applications List
| MAKE | TYPE | MODEL | YEAR | ENGINE |
Replaces These Part Numbers
| ARCO MARINE | SW058 |
| ARROWHEAD | SMR6001, 240-22005 |
| BOSTON AUTO ELECTRIC | 36699-201 |
| EMP PARTS | 4-1202 |
| J&N Electrical Products | 240-22005 |
| MERCURY MARINE | 89-818864T, 89-96158, 89-96158T |
| MES MOTORCYCLE & MARINE | 3387M |
| MP PARTS | 4-1202 |
| PIC | 6699-201 |
| SIERRA MARINE | 18-5817 |
| WAI | 67-712 |