Manufacturer Part Number (MPN)
MFS15EEFS
Marine Specialist Insight: The Tohatsu MFS15EEFS (MPN MFS15EEFS) is the definitive power-to-weight champion in the 15 HP class. Engineered with a 15-inch short shaft and Electric Start, it utilizes Tohatsu’s revolutionary Battery-Less Electronic Fuel Injection (EFI). This system provides the immediate throttle response and cold-start reliability of a modern fuel-injected engine without the mandatory weight of a battery for fuel delivery. It is the perfect performance upgrade for lightweight skiffs and premium tenders.
The Next Level of 4-Stroke Portability
The Tohatsu MFS15EEFS (MPN: MFS15EEFS) offers a premium boating experience by combining effortless starting with high-output performance. The 333cc twin-cylinder engine is designed to deliver superior torque while maintaining a whisper-quiet idle. Thanks to the EFI system, this motor automatically compensates for altitude and temperature, ensuring peak performance whether you're navigating coastal salt marshes or high-altitude lakes.
This model features a multi-function tiller handle, placing the gear shift, throttle friction, and steering tensioner all within easy reach for the operator. The MFS15EEFS is built for longevity, featuring a stainless steel water pump housing and Tohatsu’s unique 4-point mounting system to drastically reduce vibration at the tiller. With an integrated charging system, it’s ready to support your onboard electronics while you're underway.
Technical Specifications
| Official MPN |
MFS15EEFS |
| Horsepower |
15 HP |
| Shaft Length |
15" (Short Shaft) |
| Starting System |
Electric Start (+ Manual Backup) |
| Fuel Delivery |
Battery-Less EFI |
| Weight |
Approx. 95 lbs (43 kg) |
| Full Throttle RPM |
5,400 - 6,100 RPM |
MFS15EEFS Performance Features:
- Battery-Less EFI: First in its class to offer fuel injection that operates independently of a battery—reliable starts every time.
- Electric Start Convenience: Effortless ignition at the push of a button, paired with a high-output charging system.
- Propeller Exhaust: Directs engine noise and fumes through the prop hub for a quieter, cleaner boating experience.
- Digital CD Ignition: Optimizes ignition timing for faster acceleration and a smoother idle.
- Advanced Cooling: Thermostatically controlled cooling system for consistent engine temperature regardless of load.
Frequently Asked Questions
1. Does this motor include a battery?
No, a starting battery is required to utilize the electric start feature of the MFS15EEFS (MPN MFS15EEFS), but the EFI system will function even if the battery is flat using the manual backup.
2. Can I use this for salt water?
Yes. Like all Tohatsu outboards, it features a high-grade marine aluminum alloy construction and a sacrificial anode to protect against corrosion in salt water environments.
Tohatsu Outboard Specialist | Verified Marine Technical Data | MPN: MFS15EEFS
