Starter Motor for Mercury Outboard 40 45 50 HP 50-73521 410-21047 NEW 12V 10T
Starter Motor for Mercury Outboard 40 45 50 HP 50-73521 410-21047 NEW 12V 10T
SKU:410-21047
Free shipping over £150. Terms apply
Couldn't load pickup availability
Premium Starter Motor for Mercury Outboard
Reliable Starting Power for 40HP, 45HP, 50HP Marine Engines
Ensure your Mercury outboard engine starts strong every time with this brand new, high-performance aftermarket starter motor. Engineered to deliver consistent and efficient cranking power, this starter is a direct replacement for OEM part number 50-73521, guaranteeing a seamless fit and optimal functionality for your marine applications.
Crafted with precision, this DB Electrical unit (SKU: 410-21047) is built with upgraded components, including robust magnets, sealed housings, and premium copper/silver contacts, all designed to enhance durability and provide an extended service life in demanding marine environments. Experience fast engine starts and superior reliability on the water.
Key Features
- ✔ Enhanced Torque: Features high-quality magnets or field coils for faster, more efficient engine starts.
- ✔ Sealed Housing Design: Protects inner workings from performance-robbing residue and moisture for cleaner operation.
- ✔ Premium Components: Upgraded copper and silver contacts, along with premium brushes and bushings, ensure a long service life and improved efficiency.
- ✔ SAE J1171 Certified: Marine Ignition Protection Certified for added safety on the water.
- ✔ 1-Year Warranty: Backed by a total-confidence 1-year warranty for peace of mind.
Technical Specs
| Unit Type: | Starter |
| Voltage: | 12V |
| Rotation: | CCW (Counter-Clockwise) |
| Teeth: | 10 |
| Starter Type: | PMDD (Permanent Magnet Direct Drive) |
| Gear OD: | 1.213in / 30.8mm |
| Mtg. Ear Hole: | 1/4-20 Threaded |
| Field Housing Length: | 4.119" / 104.5mm |
Vehicle Fitment Guide
| Make | Model/HP | Notes |
|---|---|---|
| Mercury Marine | 40 HP Outboard | Including 40ELHPTO, 40ELO, 40ELPTO, 40EO, 4 Cyl (Various Years) |
| Mercury Marine | 45 HP Outboard | Including 45ELHO, 45ELO, 45ELPTO, 45ELHPTO, 4 Cyl (Various Years) |
| Mercury Marine | 50 HP Outboard | Including 50E, 50EL, 50ELH, 50ELPT, 4 Cyl (Various Years) |
OEM Part Number Cross Reference
| Mercury Marine | 50-73521, 73521, 50-73521T, 50-898265005 |
| DB Electrical | 410-21047, SAB0016 |
| API MARINE | MOT3007 |
| ARCO MARINE | 5379 |
| EMP PARTS | 4-5605 |
| LESTER | 5399 |
| SIERRA MARINE | 18-5605 |
| UNITED TECH | 1097028-M030SM, 4820240-M030SM, 996240, SM10790, SM10970, SM48202 |
| WAI | 5399N |
| JOHNSON ELECTRIC | 1097028M030SM, 4820221, 4820240, 4820240M030SM, 996240, SM10790, SM10970, SM48202 |
Frequently Asked Questions
What Mercury Outboard engines is this starter compatible with?
This starter motor is designed for Mercury Outboard 40 HP, 45 HP, and 50 HP engines, including various sub-models such as 40ELHPTO, 45ELHO, and 50ELPT. Please refer to the detailed fitment guide and cross-reference OEM numbers to confirm compatibility for your specific engine.
Is this a new or reconditioned starter?
This is a 100% brand new aftermarket starter motor, not a reconditioned or refurbished unit. It's built to meet or exceed OEM specifications for optimal performance and longevity.
What are the key specifications of this starter?
It is a 12-volt starter with a CCW (counter-clockwise) rotation, featuring 10 teeth and a PMDD (Permanent Magnet Direct Drive) type. For detailed dimensions, please see the 'Technical Specs' section above.
Does this starter come with a warranty?
Yes, this starter is backed by a comprehensive 1-year warranty, ensuring your satisfaction and confidence in its quality and performance.
Note: Please verify your vehicle model and year before purchasing.
Fast shipping available across the UK and Europe.
Share
