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Davis Instruments 461 Happy Troller Stabilizer Plate for Outboards 20-50 HP

Manufacturer

Davis Instruments

<h3>About Davis Instruments</h3><p><a href="/7311-davis-instruments">Davis Instruments</a> has been a trusted name in precision instrumentation since its founding in 1963 in Hayward, California. What began as a marine products company — famously producing lightweight navigational sextants — evolved over the following decades into one of the world's foremost authorities on weather monitoring technology. <strong>Davis Instruments</strong> operates two distinct and well-regarded product lines: Weather and Marine, serving everyone from backyard hobbyists and farmers to professional meteorologists and seasoned sailors.</p><h3>A Legacy of Weather Innovation</h3><p>Davis entered the weather instrumentation space in 1984 with a handheld wind meter designed for sailors, and the momentum never stopped. Today, the brand is recognized globally for its <a href="/7311-davis-instruments">Vantage series of weather stations</a>, which range from the accessible Vantage Vue — an all-in-one wireless system ideal for home users — to the research-grade Vantage Pro2, trusted by meteorologists, growers, educators, and serious weather enthusiasts alike.</p><p>The Vantage Pro2 is engineered to measure temperature, humidity, barometric pressure, rainfall, wind speed and direction, UV index, and solar radiation, with updates delivered every 2.5 seconds. Its rugged components have been wind-tunnel tested to 200 mph and have proven their resilience in real-world extreme weather events. For those who need agricultural-grade insight, the Vantage Pro2 GroWeather variant adds evapotranspiration calculations and compatibility with soil moisture and leaf wetness sensors — making it a powerful tool for precision farming.</p><p>All Davis weather stations integrate with the <strong>WeatherLink ecosystem</strong> — including the WeatherLink Console and WeatherLink Live — allowing users to view real-time data, explore historical trends, set custom alerts, and share station readings with global weather networks. Whether mounted in a backyard, on a school campus, or at a remote research site, Davis stations deliver hyperlocal data that regional forecasts simply cannot match.</p><h3>Marine &amp; Outdoor Equipment</h3><p>Davis Instruments' marine heritage remains very much alive. The brand's marine line includes over a hundred unique products for boaters, fishermen, and outdoor enthusiasts. From precision hand-bearing compasses and traditional navigational sextants to practical deck accessories like fender hangers, rigging knives, and rocker stoppers, Davis equips mariners with dependable, purpose-built tools.</p><p>On the performance side, products like the Happy Troller trolling plate and the Whale Tail XL hydrofoil help boaters fine-tune speed and stability on the water. The iconic Windex wind vane and WindTrak wind indicators remain go-to choices for racing sailors who need immediate apparent-wind feedback. For anglers and recreational boaters who want to launch small craft solo, Davis launching wheels make getting to and from the water safe and straightforward.</p><h3>Why Choose Davis Instruments?</h3><ul style="list-style:disc"><li><strong>Over 60 years of expertise</strong> in precision instrumentation for weather and marine applications</li><li>Products engineered to withstand corrosion, extreme temperatures, and hurricane-force winds</li><li>A comprehensive ecosystem of sensors, consoles, and cloud-connected software</li><li>Solutions for home users, professional meteorologists, agricultural growers, and mariners</li><li>Proudly designed and developed in Hayward, California</li></ul><p>Whether you're tracking microclimates on a vineyard, monitoring conditions from a cabin in the backcountry, or rigging a sailboat for a weekend race, Davis Instruments offers the tools to stay informed and prepared.</p>

Part Number

461
09/12/2036 5:06 AM
Sale Price

$157.14

In Stock (5)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Davis Instruments 461 Happy Troller is a versatile dual-purpose stabilizer plate designed for outboard motors ranging from 20 to 50 horsepower. This marine-grade accessory serves two critical functions: reducing trolling speed when in the down position and providing stability enhancement when raised.

Key Features:

  • Dual-function design: reduces troll speed in down position and acts as stabilizer when up
  • Maintains stability in bow-light boats for improved handling
  • Smooths out ride in rough water conditions
  • Reduces porpoising and cavitation for better performance
  • Constructed from highest quality stainless steel and marine-grade aluminum
  • Clear anodized finish for corrosion resistance and durability
  • Designed specifically for outboard motors 20 to 50 HP

Ideal for fishing enthusiasts who need precise speed control while trolling and boaters seeking improved stability and ride comfort in varying water conditions. The Happy Troller's robust marine-grade construction ensures long-lasting performance in harsh saltwater and freshwater environments.

Products specifications

Fits with

Outboard motors from 20 to 50 hp

Size

Small

Positive.

Very easy to use and the price is right!

Price of the parts were almost half of a local auto parts store, delivery was quicker than estimated and I received everything exactly as I had ordered. Excellent service!

Best price, and shipped fast.

Easy as pie

Worked out great, thanks!

The product came very quickly. The only thing I would like to see change is just put the item in a box so it doesn't get damaged getting to someone.

I like the estimate shipping button

Great

Easy order and items in stock. Great.

Fast

Easy check out with Amazon

So Far So Good

incredibly fast processing, inventory, and price.shipped next day. awesome site

Not only were they the cheapest price on the web, they shipped out my item the next day!<br><br>Thank you Autoplicity!<br><br>I'll definitely use you again/

easy website with great search engine and amazon check-out

Fast

Great prices and super fast shipping. Found my new online parts store!

quick and easy

Finally I found the part I have searched all over for. Thank you autoplicity for having such a specialized part. Great customer service too. Very easy to use web site as well.

good so far. just placed order

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