My Account
Shopping Cart

Engineered Marine Products 300-19439 Marine Alternator 55 Amp 12V Single Groove

Manufacturer

Engineered Marine Products

<h3>Engineered Marine Products: Marine-Grade Reliability for Automotive Systems</h3><p>Engineered Marine Products (EMP) brings precision engineering and marine-grade durability to the automotive aftermarket. With over 1,100 specialized components in their catalog, EMP applies the same rigorous standards required for harsh marine environments to create automotive parts that excel in demanding conditions. This manufacturer has built a reputation for producing components that withstand extreme temperatures, moisture, and vibration—qualities that translate directly to superior performance in automotive applications.</p><h3>Climate Control and Electrical Components</h3><p>One of EMP's core specialties lies in climate control system protection. Their <a href="/13199-engineered-marine-products-hvac-cut-off-switch-4209">HVAC cut-off switches</a> provide critical safety functions for heating and air conditioning systems, automatically interrupting power flow when pressure thresholds are exceeded. These switches serve as essential safeguards against compressor damage and system failures, making them indispensable for maintaining optimal cabin comfort and protecting expensive HVAC components from catastrophic failure.</p><h3>Transmission Control Technology</h3><p>Modern automatic transmissions rely on precise hydraulic control to manage gear changes smoothly and efficiently. EMP's <a href="/13199-engineered-marine-products-automatic-transmission-control-solenoid-7752">automatic transmission control solenoids</a> regulate transmission fluid pressure with exceptional accuracy, ensuring seamless shifts and optimal power delivery. These electro-hydraulic components play a vital role in transmission longevity, as proper solenoid function prevents harsh shifting, slippage, and premature wear of internal clutch packs and bands.</p><h3>Engine Cooling Solutions</h3><p>Maintaining proper engine temperature is fundamental to performance and longevity. EMP manufactures <a href="/13199-engineered-marine-products-engine-water-pump-2208">engine water pumps</a> that circulate coolant throughout the engine block, cylinder heads, and radiator system. Drawing on their marine heritage where cooling system reliability is non-negotiable, these water pumps feature durable construction with corrosion-resistant materials and precision-machined components. A failing water pump can lead to overheating and catastrophic engine damage, making quality replacement parts essential for any cooling system service.</p><h3>Engineering Philosophy</h3><p>What sets Engineered Marine Products apart is their commitment to over-engineering components for extreme conditions. Marine applications demand parts that can handle saltwater corrosion, constant vibration, and temperature fluctuations—challenges that also exist in automotive environments. This design philosophy results in parts with enhanced durability, longer service life, and greater reliability than standard replacement components. Whether you're servicing climate control systems, transmission repairs, or cooling system maintenance, EMP provides components engineered to exceed expectations.</p>

Part Number

300-19439
08/16/2036 4:19 PM
Sale Price

$232.63

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Engineered Marine Products 300-19439 is a 55 amp, 12-volt marine alternator designed for Volvo Penta and MerCruiser engines featuring GM powerplants from 1987-98. This bi-directional alternator features a single groove pulley and is engineered for Mando IR/EF applications.

Engine Compatibility:

  • Volvo Penta 3.0L 4-cylinder, 120-135 HP engines
  • Volvo Penta 4.3L V6, 150-155 HP engines
  • Volvo Penta 5.7-7.4L V8, 215-385 HP engines
  • MerCruiser 1987-98 GM models with 3.0L, 4.3L, 5.7L, and 7.4L engines

Key Specifications:

  • Output: 55 Amp / 12 Volt
  • Pulley: Single groove design
  • Rotation: Bi-directional
  • Regulator Type: Mando IR/EF

This alternator replaces Mercury part numbers 12449, 19685, 817119, 817119-1, 817119-2, 817119A1, 817119A4, 92497, 92497A3, 98555 and Sierra 18-5966. Engineered Marine Products manufactures high-quality replacement electrical components specifically designed to withstand the demanding marine environment while providing reliable charging performance for your vessel's electrical system.

Prompt shipping great service!

they had the part for my 2005 Dakota. Shipped it right away. I recieved it in a few days. Fits perfectly. would use them again.

Cheapest price online

It&rsquo;s been tough finding this part. I&rsquo;m grateful you had it a reasonable price.

Very easy

Awesome product

Best price around fast shipping.They look great.Very happy.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy