Mercury – Enertia ECO Propeller | 16" Diameter x 19" Pitch | Left-Hand Rotation | 3-Blade | X7 Stainless Steel | Polished Finish |8M0151254

Overview

There is something deeply satisfying about feeling your boat move with purpose — that smooth surge forward when everything clicks. The Mercury Enertia ECO propeller delivers that feeling with every run. It is Designed for boaters who love to stretch their time on the water without constantly watching the fuel gauge, it’s built for balance: fuel efficiency at cruise, power when you need it, and a ride that feels calm and composed even when the wind picks up. Whether you’re exploring open bays or cruising the coastline, the Enertia ECO gives you the range and confidence to go a little farther — and enjoy every mile of it.

Key Features

• Diameter and Pitch: 16" Diameter x 19" Pitch

• Rotation: Left-Hand

• Blade Count: 3-Blade

• Material: Mercury X7 Stainless Steel Alloy (30% stronger than conventional stainless steel)

• Finish: Polished Stainless

• Hub System: Requires Mercury hub kit (sold separately)

• Design Details: Engineered for optimal cruise efficiency, steady lift, and smooth handling across a wide RPM range

Engine & Boat Compatibility

• Compatible with Mercury and Mariner 90–115 HP Command Thrust outboards

• Fits Mercury 135–350 HP TwoStroke and FourStroke outboards (excluding V10 Verado)

• Works with MerCruiser Alpha One and Bravo One sterndrives

• Excellent choice for center consoles, fishing boats, cruisers, and high-efficiency setups

Performance Benefits

The Enertia ECO isn’t just about saving fuel — it’s about feeling in tune with your boat. As soon as you ease into the throttle, it responds with smooth, confident lift. You’ll notice how easily it gets on plane, holding steady as speed builds without over-revving or straining the engine. The acceleration feels firm and predictable, while the midrange response stays crisp — exactly where most boaters spend the majority of their time.

At cruising speeds, this Mercury propeller really earns its name. The Enertia ECO’s design helps you stay on plane at lower RPMs, stretching your range and cutting down on fuel stops. It runs smooth and quiet, tracking straight through chop and handling turns with an easy, balanced feel. The boat feels lighter, more responsive, and more efficient — all without giving up the thrill of a strong top end.

Durability is another quiet advantage. Built with Mercury’s X7 stainless steel, the prop is 30% stronger than traditional stainless models, meaning it resists flex, impact, and corrosion better than most props on the market. It’s a prop that doesn’t just perform well — it performs reliably season after season, keeping you focused on the fun instead of the maintenance.

Why is this prop is a strong choice vs. alternatives?

If you’re looking for a prop that helps you go farther on every tank, the Enertia ECO is the smart pick. It delivers genuine Mercury OEM quality, with engineering focused on real-world boating — not just lab numbers. You’ll see gains in fuel efficiency, smoother acceleration, and steady handling without sacrificing power or top-end speed.

Unlike other stainless props that prioritize sheer performance, the ECO strikes the perfect middle ground: it gives you the speed you want and the range you need. It’s the ideal upgrade for boaters who log long days on the water, whether that’s fishing offshore, cruising with family, or running between harbors. It’s easy to maintain, built to last, and proven across countless Mercury setups.

Simply put, it’s the prop you put on when you want every outing to feel a little smoother, a little quieter, and a lot more efficient.

FAQ Section

Q1: Which Mercury engines does the Enertia ECO fit?

It’s designed for Mercury and Mariner 90–115 HP Command Thrust outboards, 135–350 HP TwoStroke and FourStroke outboards (excluding V10 Verado), and MerCruiser Alpha One and Bravo One sterndrives.

Q2: What makes this propeller different from other Mercury options?

The Enertia ECO is designed for optimal fuel economy at cruising speeds while maintaining excellent acceleration and top-end performance.

Q3: How do I know if this pitch or size is right for my boat?

The 19" pitch works best for mid- to high-horsepower setups that need efficient cruising speeds and solid acceleration without over-revving.

Q4: Can this prop be used in both saltwater and freshwater?

Yes. Its X7 stainless-steel alloy resists corrosion and damage in both environments, offering long-lasting durability.

Q5: What hub system does it use?

It requires a Mercury hub kit (sold separately) and is approved for Joystick Piloting applications.