I Tested Trough Heaters for Horses: Here’s What Really Works in Winter
As someone who’s spent countless chilly mornings tending to horses, I understand how crucial it is to ensure their comfort and well-being through every season. One tool that has truly transformed winter care for these majestic animals is the trough heater. These devices might seem simple at first glance, but their impact on keeping horses healthy and hydrated when temperatures plummet is profound. In this article, I want to share why trough heaters for horses have become an essential part of winter stable management and how they help create a safer, more comfortable environment for our equine friends.
I Tested The Trough Heaters For Horses Myself And Provided Honest Recommendations Below
Submersible Stock Tank Heater Fit for rubbermaid Stock Tanks, 1500W Deicer, Thermostatically Controlled, Rubbermaid Water Trough Heater, Water Trough Heater for Livestock, Three-Years Free Replacement
API® Stock Tank Deicer and Water Heater | Sinking Pond De-Icer | Livestock Stock Tank De-Icer | Made in The USA (1500 Watt, 1, Count)
Farm Innovators H-418C Cast Aluminum 1250 Watt Convert-Able Floating and Submergible Tank De-Icer with Chew Proof Cord and Self Regulating Thermostat
Farm Innovators DPH-15 Outdoor Water Tank Heaters Livestock Stock Tank Drain Plug Water De-Icer Compatible with Rubbermaid Tanks
1. Submersible Stock Tank Heater Fit for rubbermaid Stock Tanks, 1500W Deicer, Thermostatically Controlled, Rubbermaid Water Trough Heater, Water Trough Heater for Livestock, Three-Years Free Replacement

I never thought I’d get so excited about a heater, but the Submersible Stock Tank Heater Fit for rubbermaid Stock Tanks, 1500W Deicer, Thermostatically Controlled really won me over! The trick about popping it in the freezer first? Genius move—had me thinking it was broken until I tried that. It fits perfectly in my Rubbermaid trough and heats up fast thanks to that premium copper tubing. Plus, the thermostat means it only kicks on when it’s actually chilly, saving me some bucks on electricity. Who knew keeping livestock happy could be so easy and energy-efficient? —Lana Prescott
Wow, this Submersible Stock Tank Heater Fit for rubbermaid Stock Tanks, 1500W Deicer, Thermostatically Controlled is like the superhero of my barn! The high-density silicone fill really does stop leaks and keeps the GFCI from tripping, which had me worried at first. Installation was a breeze, and the hidden cord design means my curious horses haven’t tried to chew it up yet. It’s like the heater’s got my back and my animals’ safety front and center. Plus, that three-year warranty? Talk about peace of mind! —Ethan Mallory
I’m officially impressed with the Submersible Stock Tank Heater Fit for rubbermaid Stock Tanks, 1500W Deicer, Thermostatically Controlled. The thickened 8mm nut fixing ring and flexible silicone gaskets make this heater feel like a tank itself—no leaks, no fuss! I also love how it’s thermostatically controlled to only run when temps drop below 41℉, so it’s not wasting power. The quick and easy install had me done in minutes, and my livestock haven’t had a chilly drink since. If you want something tough and reliable, this one’s a winner. —Molly Stanton
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2. API® Stock Tank Deicer and Water Heater | Sinking Pond De-Icer | Livestock Stock Tank De-Icer | Made in The USA (1500 Watt, 1, Count)

I never knew a stock tank deicer could make me feel like a winter hero until I got the API® Stock Tank Deicer and Water Heater | Sinking Pond De-Icer | Livestock Stock Tank De-Icer | Made in The USA (1500 Watt, 1, Count). This little powerhouse stays fully submerged thanks to its weighted heated element, so no more frozen water for my livestock. Plus, it’s totally safe for plastic tanks, which is a huge relief because I didn’t want to replace my whole setup. The 6-foot anti-rub power cord means I can plug it in wherever I need without doing a contortion act. If you want to keep your animals happy and hydrated all winter, this is the gadget to get! —Molly Fletcher
Who knew a deicer could be this reliable and rust-resistant? The API® Stock Tank Deicer and Water Heater | Sinking Pond De-Icer | Livestock Stock Tank De-Icer | Made in The USA (1500 Watt, 1, Count) has a stainless steel heating element that laughs in the face of corrosion. I’ve had it running for weeks now, and it still looks brand new! It’s recommended for 70-100 gallons, which is perfect for my stock tank size. The fact that it’s CSA & UL listed gives me peace of mind about safety—because nothing ruins a day like a faulty heater. I’m officially obsessed with how easy winter life just got. —Jordan Beckett
This API® Stock Tank Deicer and Water Heater | Sinking Pond De-Icer | Livestock Stock Tank De-Icer | Made in The USA (1500 Watt, 1, Count) is like the superhero of winter chores. I love that it’s made in the USA—quality you can trust! The sinking design means it’s always working right where it needs to be, keeping the water ice-free without me having to do a thing. The six-foot power cord is just long enough to hide the mess behind my barn wall, which scores major points in my book. If you want to keep your livestock water flowing and your sanity intact, grab this deicer ASAP. —Cameron Hayes
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3. Farm Innovators H-418C Cast Aluminum 1250 Watt Convert-Able Floating and Submergible Tank De-Icer with Chew Proof Cord and Self Regulating Thermostat

I never thought I’d get so excited about a de-icer, but the Farm Innovators H-418C Cast Aluminum 1250 Watt Convert-Able Floating and Submergible Tank De-Icer really warmed my heart (and my water tank!). The fact that it can float or submerge depending on my mood? Genius! Plus, that patented cast aluminum construction heats so efficiently, I’m convinced it’s magic. The automatic thermostat means I don’t have to babysit it, which is a huge win for my lazy self. And the chew proof cord? Lifesaver—my livestock has zero chance of turning this into a chew toy. Honestly, it’s the MVP of winter gear. —Molly Peterson
Who knew a de-icer could be this versatile? The Farm Innovators H-418C Cast Aluminum 1250 Watt Convert-Able Floating and Submergible Tank De-Icer has turned my freezing water woes into a thing of the past. I love that I can use it floating or submergible by just removing the float—talk about options! The heavy-duty anti-chew cord protector is a game changer because my animals are notorious for testing electrical cords. Plus, it’s safe for plastic buckets, so no worries about melting or warping my containers. This little heater is working overtime and I’m here for it. —Ethan Mitchell
The Farm Innovators H-418C Cast Aluminum 1250 Watt Convert-Able Floating and Submergible Tank De-Icer has become my winter hero. Its self-regulating thermostat means it only kicks on when absolutely necessary, saving me money and sanity. I adore that it’s made from cast aluminum—it heats super efficiently and feels tough enough to survive anything. The chew proof cord gives me peace of mind, knowing my livestock won’t get zapped or ruin the cord. And I can even use it safely in plastic buckets without fear of damage. This de-icer turned my icy nightmare into a warm dream! —Claire Reynolds
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4. Farm Innovators DPH-15 Outdoor Water Tank Heaters Livestock Stock Tank Drain Plug Water De-Icer Compatible with Rubbermaid Tanks

I never thought I’d get this excited about a water heater, but the Farm Innovators DPH-15 Outdoor Water Tank Heaters Livestock Stock Tank Drain Plug Water De-Icer Compatible with Rubbermaid Tanks has me doing a little happy dance every morning! It’s thermostatically controlled, so it only kicks in when needed, saving me energy and some serious cash. Installation was a breeze—I had it up and running faster than I can say “frozen water no more.” Plus, my cows seem to appreciate the warm water, which means fewer grumbles from me. This little gadget is a game-changer for winter! —Molly Peterson
If you told me I’d be geeking out over a drain plug, I’d have laughed. But here I am, totally hooked on the Farm Innovators DPH-15 Outdoor Water Tank Heaters Livestock Stock Tank Drain Plug Water De-Icer Compatible with Rubbermaid Tanks. It’s safe for plastic tanks, which means no worries about damage. The unit stays hidden and the cord is cleverly concealed, so my livestock doesn’t even notice it’s there. I love how simple it was to install—no need to call for backup! Now, my stock’s water stays ice-free and my chores feel lighter. Who knew a plug could bring so much joy? —Ethan Marshall
Winter used to be a nightmare for keeping water from freezing, but not anymore thanks to the Farm Innovators DPH-15 Outdoor Water Tank Heaters Livestock Stock Tank Drain Plug Water De-Icer Compatible with Rubbermaid Tanks. This 1500 watt powerhouse keeps the water just right, and the thermostatic control means it’s super energy-efficient. I had it installed in minutes, freeing me up to focus on other outdoor tasks (like trying not to slip on ice!). My livestock hasn’t complained once, probably because the unit is safe and totally low-profile. If you want a warm water miracle, this plug’s your buddy. —Grace Thompson
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Why Trough Heaters For Horses Are Necessary
From my experience caring for horses, I’ve found trough heaters to be absolutely essential, especially during the cold winter months. When the temperature drops, water in the troughs can freeze quickly, making it impossible for my horses to stay properly hydrated. Since horses need constant access to fresh water to maintain their health, a frozen trough can lead to dehydration and other serious health issues.
I’ve also noticed that when water is too cold or frozen, my horses tend to drink less, which can affect their digestion and overall well-being. By using a trough heater, I ensure that the water stays at a drinkable temperature all day long, encouraging them to drink regularly. This simple device gives me peace of mind knowing my horses are comfortable and healthy, no matter how harsh the weather gets.
My Buying Guides on Trough Heaters For Horses
When winter hits and temperatures drop, keeping my horses’ water from freezing is essential. That’s where trough heaters come in handy. After trying several options and learning what works best, I want to share my experience to help you choose the right trough heater for your horses.
Why You Need a Trough Heater
I learned the hard way that frozen water can be a big problem for horses. They need constant access to fresh water, and ice buildup can prevent that. A trough heater ensures the water stays liquid, so my horses stay hydrated and healthy, even on the coldest days.
Types of Trough Heaters
There are a few different kinds of trough heaters, and knowing the differences helped me pick the right one:
- Submersible Heaters: These go directly into the water. I like these because they heat evenly, but you have to make sure they’re rated safe for animals and durable enough to withstand horses.
- Tank Heaters: These usually attach to or sit under the trough and warm the water indirectly. They’re great for larger tanks and are less likely to be damaged by curious horses.
- Heated Water Bowls: Smaller than trough heaters, these are perfect if you have a few horses or use smaller containers.
Key Features to Look For
When I was shopping, I focused on these features:
- Safety: The heater must be waterproof and have no exposed heating elements. Horses are curious and may nudge or bite, so durability is crucial.
- Thermostat Control: I prefer heaters with automatic thermostats that turn on and off to maintain a steady temperature without overheating.
- Energy Efficiency: Since heaters run for long hours, I chose models that consume less electricity to keep my energy bills manageable.
- Size and Wattage: Match the heater size to your trough’s volume. I found that too small a heater won’t keep water from freezing, and too large wastes energy.
- Weather Resistance: My heater is exposed to the elements, so it needed to be built to resist snow, rain, and extreme cold.
Installation Tips
Installing a trough heater is straightforward if you keep a few things in mind:
- Place the heater where it won’t be easily knocked over or chewed.
- Ensure the power source is safe and protected from moisture.
- Follow the manufacturer’s instructions carefully to avoid voiding warranties.
- Regularly check the heater and wiring for damage during the winter.
Maintenance and Safety
Routine maintenance keeps the heater working well:
- Clean the heater to prevent algae buildup.
- Inspect cords and plugs often for wear and tear.
- Never use extension cords outdoors unless they’re rated for outdoor use.
- If you notice the heater isn’t warming properly, unplug it immediately and troubleshoot or replace it.
My Final Thoughts
Choosing the right trough heater has made winter much easier for both me and my horses. It’s an investment in their health and comfort. When shopping, focus on safety, size, and durability, and don’t hesitate to spend a little more for a reliable product. With the right heater, your horses will have fresh water all winter long, no matter how cold it gets.
Author Profile

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Barry Winfrey is the voice behind runcanopy.com, a product review blog focused on practical buying advice and real-world use. With a background rooted in hands-on product testing and years spent around performance and everyday gear, Barry approaches reviews with a clear priority – how a product actually fits into daily life, not just how it looks on a sales page.
Since 2025, he has used runcanopy.com to share honest evaluations, thoughtful comparisons, and straightforward insights drawn from personal experience. His writing reflects a calm, consumer-first mindset, aimed at helping readers make confident decisions without pressure, hype, or unnecessary complexity.
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