Does HP matter for garbage disposal
David Craig
Updated on April 10, 2026
Garbage disposals come in different sizes and with different features. Motor sizes vary from 1/3 HP to one HP. The higher the HP, the better the garbage disposal will run. Food waste will be ground into finer particles and you’ll have fewer jams.
Is more HP better for garbage disposal?
When the motor has more horsepower (hp), the disposal will be more powerful. In other words, a 3/4 hp motor will have more grinding power than a 1/2 hp motor. The higher the horsepower, the better the disposal will operate. This means fewer jams and a finer pulverization of food waste.
What is the difference between a 1/2 hp and 3/4 HP garbage disposal?
1/3 HP to 1/2 HP: A basic model suitable for use with everyday food scraps. 3/4 HP: These models can handle small bones and more fibrous food waste quickly and quietly. 1 HP or Higher: The best choice for heavier use and typically contains added features for quieter operation and a finer grind.
What is a good horsepower for a garbage disposal?
Garbage disposals with ½ hp or ¾ hp should be adequate for the typical home. Cooks who use the disposal on a daily basis and need to grind tougher waste, including bones, may want to opt for a 1-hp model.Do all garbage disposals fit all sinks?
The two primary types of garbage disposals are batch feed and continuous feed disposals. Before you shop, look under your sink to see how much room you have to add or replace a disposal. Not all models will fit under all sinks, but small disposals are available for small spaces.
What is the best garbage disposal to buy?
- BEST OVERALL: InSinkErator Pro Series 3/4 HP Food Waste Disposal.
- BEST BANG FOR THE BUCK: Waste King L-1001 Garbage Disposal with Power Cord.
- BEST FOR SMALL KITCHENS: Waste King Legend Series 1/2 HP Disposal with Cord.
- BEST FOR FAMILIES: Waste Maid 1-1/4 HP Garbage Disposal, Premium, Black.
Is a 1 hp garbage disposal worth it?
Most of the 1 horsepower models are the top of the line, such as the InSinkErator’s Evolution Excel. They can end up being quieter than even the 3/4 horsepower models, thanks to better insulation. … But these are great units, and if you have the room and the money, a 1 horsepower garbage disposal can be well worth it.
Which is better InSinkErator vs Waste King?
Winner: Waste King. … On average, a Waste King garbage disposal reaches an RPM of 2,500 while an InSinkErator disposer only reaches a maximum of 1725 RPM, which is 30% less than the Waste King. Though InSinkErator offers some models with multiple grinding stages to make up for this disadvantage.How do you know which garbage disposal to buy?
- Identify the Right Motor Size. – The smaller the motor size, the fewer and softer the foods need to be. …
- Identify the Best Grinding Chamber Size And Material. – Chambers in disposals with more HP will be larger, since their motors can handle more food. …
- Extra Features.
#1 | InSinkErator Evolution Excel The InSinkErator Evolution Excel is the overall best quiet continuous feed garbage disposal. It is described as ultra-quiet and features advanced SoundSeal technology. The machine is quick and easy to install with a metal EZ mount inside your kitchen cabinet.
Article first time published onWhat is a InSinkErator garbage disposal?
InSinkErator® food waste disposer units use no blades whatsoever. Instead, impellers mounted on a spinning plate use centrifugal power to force food waste particles against a grind ring. That ring breaks down the food waste into very fine particles – virtually liquefying them.
How long does a garbage disposal last?
If you should especially consider replacing your disposal if it’s been at least a decade since your last renovation or garbage disposal installation project. Most disposals have a life expectancy of about 10 years, after which they may start clogging more often.
Can you put a garbage disposal on any kitchen sink?
A garbage disposal can be installed in either a single kitchen sink or on one half of a double sink with a strainer basket in the drain of the second half of the sink. … You can install a garbage disposal in a single sink in a couple of hours with some basic hand tools.
Can you have 2 garbage disposals?
The disposal is connected to your waste line in the drain of your sink. … When you attach a disposal, it is attached to one sink drain line, while the other sink drain line is connected, (horizontally) to it. So, unless you are running your drain lines separately, there is no need to put two disposals in.
Are garbage disposals easy to install?
Garbage disposal installation is a straightforward process, especially if you follow all steps and all garbage disposal parts are in working order. As long as you use the garbage disposal for getting rid of the recommended types of waste, it will help your kitchen look its best.
How can I unclog a garbage disposal?
- Shut Off the Power Switch & Unplug the Disposal. Safety is essential, so never work on a disposal while it’s still connected to power. …
- Check the Garbage Disposal. …
- Use a Natural Cleaner. …
- Plunge the Drain. …
- Manually Turn the Disposal’s Blades. …
- Clean the P-Trap.
How do I make my garbage disposal smell better?
Baking Soda and White Vinegar: One of the greenest ways of freshening your garbage disposal is to pour ¼ cup of baking soda in it, then add a cup of white vinegar. The bubbling reaction naturally kills bacteria and germs that cause odor. Let it bubble for a few minutes and then run some water through the disposal.
What should not be put in garbage disposal?
- Coffee Grounds. This is one of the biggest no-no’s when it comes to a garbage disposal or any drainage system. …
- Grease. …
- Eggshells in Disposal. …
- Onion Skins. …
- Potato Peels in a Garbage Disposal. …
- Hard Foods. …
- Dry Expandable Foods.
What is the most reliable garbage disposal unit?
Best Overall: InSinkErator Evolution Compact 3/4 HP Continuous Feed Garbage Disposal with Power Cord. This continuous feed garbage disposal features a 0.75-horsepower motor and stainless-steel internal grind components.
How long does a Badger 5 garbage disposal last?
Garbage disposal lifespans can last up to 15 years if the appliance is properly maintained. Running your garbage disposal regularly with cold water can help wash out any bits and particles that would otherwise block the piping beneath your kitchen sink.
How long does an InSinkErator last?
Generally speaking, the life expectancy of InSinkErator or Waste King garbage disposals is good. Their warranty coverage period is one of the longest in the industry. They are reliable brands you can expect to use for 10 to 15 years without replacing, needing only minor repairs and maintenance.
Is a garbage disposal bad for plumbing?
NO. A garbage disposal which is used properly will not clog your pipes. … Before you install any kind of garbage disposal, you have to make sure that the drainage pipes are clear in the first place. This is why a garbage disposal should always be installed by a professional plumber.
Are garbage disposals hardwired or plugged in?
Garbage disposals (sometimes called food disposers) can be connected to the electrical power supply in one of two ways. They are sometimes hardwired directly into a dedicated circuit, or they can be wired with an appliance cord that plugs into a wall outlet that is usually located inside the sink base cabinet.
Are all garbage disposal flanges the same?
The flange is a ring that connects the disposal to the sink and is slightly sloped to allow water to run unimpeded into the drain; it’s like a mounting bracket for the disposal. Always check the compatibility of the flange with your disposer – many are universal, but some do not fit certain models or manufacturers.
Who makes Waste King disposals?
Two of the most popular brands of garbage disposers – Waste King and Whirlaway – are made by the same company, Anaheim Manufacturing. In fact, the Sinkmaster Bonecrushers, another best-selling disposer line used to be made by Anaheim before they changed the name of the series to Waste King Gourmet.
What causes garbage disposal to leak from bottom?
The garbage disposal is leaking from the bottom If water is dripping from the bottom of your garbage disposal, it’s likely due to a broken seal or cracks inside the unit. Leaks coming from the reset button are especially risky and indicate that the garbage disposal is likely at the end of its life.
Why would a garbage disposal leak from the bottom?
Leaks from the bottom of the garbage disposal (often from the reset button) commonly indicate that at least one seal on the interior shell of the unit that protects the motor has deteriorated, or that the shell itself has cracked.
Why is my new garbage disposal so loud?
If your garbage disposal is making a loud humming, grinding, or rattling noise, it could be the result of a jammed grinding chamber. Food or other debris can become trapped in the chamber, resulting in the unusual noise. … The noise could also be the result of a defective grinding plate, grinding ring, or motor assembly.
What is the average cost of a garbage disposal?
Average Cost$400High Cost$950Low Cost$150
How can I make my garbage disposal quieter?
Humming or Whirring To fix the humming sounds, remember to turn off and unplug your disposal. You will find its plug underneath your sink. Wait a couple minutes for the impellers to stop moving and use a flashlight to find the object that is stuck inside the garbage disposal.
How much is InSinkErator worth?
The average price for InSinkErator Garbage Disposals ranges from $50 to $4,000.