Best Garbage Disposal for Septic System

Best Garbage Disposal for Septic System

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Some Garbage Disposals are designed to accommodate the septic system in your kitchen when you flush down the residue through the drainage pipes to the septic systems. The purpose of this review is to help you find the best garbage disposal for septic system online so that you can have a clean and tidy kitchen.

ProductsRPM/Horse PowerMaterialWarrantyLatest Price
Waste king l-8000 garbage disposal for septic2800Stainless SteelLifetime In-houseCheck Price
General electric garbage disposal2800Galvanized steelNot mentionedCheck Price
Insinkerator evolution septic assist¾ horsepower motorAlloy Stainless Steel4 yearsCheck Price
Frigidaire garbage disposer by Electrolux2600Steel2 yearsCheck Price
Moen gx50c garbage disposal2600Stainless Steel5 yearsCheck Price

Garbage disposal is a small plumbing device with a motor and a grinder that breakdown food residue into bits and pieces. These tiny particles then flow all the way to the septic tank without choking or blocking your drainage pipes. For most users, the garbage disposal is not a choice – it is a must-have kitchen tool.

Garbage disposals for a septic tank are the most convenient way of eliminating and dumping food residues. Apart from reducing and breaking waste, it also keeps your kitchens looking and smelling nice, free of irritating and unpleasant smell.

However, you must clean it on a frequent basis just like you clean a trash can. By doing so, no harmful waste of bacteria will build up inside of it.

Best Garbage Disposal for Septic System

Remember that its working mechanism resembles a trash can, but it is not a trash can!

If you use garbage disposal like a trash bin and stuff down greasy food items and vegetable peels into the disposal. Don’t do it! Most users think that it is a nice idea, but the truth is, it is not a wise thing, especially if you want to use your garbage disposal for a long time.

If you are not familiar with garbage disposal but want a reliable one for your septic tank or replace your existing one with the latest one, below, we have compiled the list of the best garbage disposal for septic systems, along with detailed reviews.

Best Garbage Disposal for Septic System

Waste King L-8000 Garbage Disposal for Septic

It features a sound-insulated 2800 RPM magnet motor that works smoothly and no jamming issues. The unit’s installation is simple and quick as it features EZ Mount under the kitchen sink. It comes with a power cord and installation instructions.

All grind components are made up of stainless steel, yet it is incredibly light-weight and features a space-saving design. Lifetime limited in-home warranty is also offered.

The top pick of this list is The Waste King L-8000. The unit features a high-speed motor that comes insulated, so it delivers noiseless performance, and you will not find any jamming issues like previous models of the Waste King; hence this model is better and improved.

Furthermore, this garbage disposal is simple to use as well as simple to install. You can attach the unit with your kitchen sink in no time and without using any electrical or plumbing tools or expertise.

This light-weight garbage disposal works flawlessly, and it will not rumble your kitchen sink or shake your house while it is in working mode. The disposal is exceptionally effective, and no food particles will get stuck in it as it comes with an extremely powerful motor. The included motor’s grinding capacity is impressive, and it will break food residue into the tiniest particles.

Moreover, this disposal features high strength and rust-resistant polymer grind chamber build of stainless steel components that are highly durable and ensures that it will serve you for many years.

Lastly, you will also find a splash guard in this unit, which comes in handy when something falls into the disposal (such as your wedding ring). Further, you can remove it without any hassles. For your convenience, the unit comes with a manual reset button in case of an overload or overheating.


  • The unit is simple to install and use; without any special tools.
  • The unit is well suited for septic tanks.
  • This garbage disposal features Stainless steel parts, so it is highly durable and serves you for many years.


This unit is a bit bulky; hence it needs much space.

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General Electric Continuous-feed Garbage Disposal

The unit comes with a heavy-duty 1/2 horsepower magnet motor along with 2800 RPM grinding action. The unit’s installation is simple because of EZ Mount. It comes with a removable splash guard and stopper. Capacity is large with galvanized steel turntable. It features the latest DrainBoost technology for smooth working. The unit features anti-jam grinding blades made up of stainless steel and dual-swivel motion.

Our next disposal comes from one of the most trusted names in the industry the General Electric (GE). This electric continuous feed garbage disposal for the septic tank by General Electric comes with a powerful 1/2 horsepower motor. This magnet motor works with 2800 RPM grinding action and offers smooth working no matter what you throw at it.

Furthermore, this garbage disposal by General Electric is effortless to install as it features EZ mount installation and comes with a detachable splash guard and stopper.

This unit features a high RPM magnetic motor to grind and dispose of food residues efficiently and in no time. In addition to this, due to this high RPM, you will not witness any jamming issues. Further, it comes with stainless steel grinding blades that will last a long time, and it can survive continuous and rugged uses.

Lastly, this General Electric Garbage Disposal for a septic system is simple to operate, and even beginners can use it without any hassles.


  • The unit features a compact design and save your space under the kitchen sink.
  • The unit comes with a strong and powerful motor that can grind the toughest food particles easily.
  • It offers noiseless working and remains quiet when you are using it.
  • The installation becomes simple and straightforward as it comes with all the necessary instructions.


The warranty period is short only 1-year.

Blades are not that durable as compared to some other premium brands.

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InSinkErator Evolution Septic Assist

The unit itself is light-weight and comes with stainless steel grind chamber that weighs around 40 oz. All parts and other grinding components are made up of steel for enhanced durability. The makers offer four years of in-home warranty on the purchase.

It features modern Sound seal technology for noiseless performance. Multi grind technology – it has two stages; grinding and bio charge cartridge.

InSinkErator is another brand that you can safely use with your septic tank. The brand is trustworthy and has an entire line up of various kitchen appliances, including garbage disposals for all needs and budgets. In this read, we will review the Evolution Septic Assist by InSinkErator. According to the consumer reports, it is the best garbage disposal for a septic tank that you can get at an affordable price.

What makes this unit differ from the rest is its 2-stage grinding system and bio-pack cartridge. The grinding capacity of this Evolution Septic Assist is much higher than the others, and the unit comes with a powerful ¾ horsepower motor that is fully capable of grinding even the tiniest food residues into a powder.

Furthermore, the enzymes generated by the bio-pack microorganisms provide your septic system additional support and prevent strong and foul odors away from your septic tank. Some users mentioned that you will feel a fresh citrus smell from the bio-pack.

Another thing that you will surely appreciate in this garbage disposal is the SoundSeal system that offers smooth, noiseless, and vibration-free working. To be precise, on a scale of 1 to 5, it acquires an outstanding rating of 2.5 for loudness and vibration. In addition to this exceptional insulation and vibration-absorbing design, the unit also features the Quiet Collar Sink Baffle, which blocks all the annoying noises coming to the top.

Lastly, the unit offers excellent performance at a reasonable price. We definitely recommend this product as it includes a perfect mix of high power, small size, and above all, you can use it with septic tanks.


  • The unit comes with 40 oz. Stainless steel grinding chamber.
  • It includes two stages of grinding for smooth working.
  • It comes with SoundSeal technology for noiseless operation.
  • Stainless steel components are highly durable.
  • The unit is proudly made in the USA.
  • Affordable price than others in the same category.


  • There is no cord in the pack.
  • Installation can be tricky for new users.

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Frigidaire 1/2 Hp D Garbage Disposer by Electrolux FFDI501DMS

The unit has an easy-fit design that is light-weight and compact. You can fix it in most kitchen sinks (1.5 inches drain outlet diameter) The Frigidaire Electrolux garbage disposal is compatible and safe for septic tanks.

The garbage disposal has a continuous feed function with a wall switch control. The effective sound guard technology significantly reduces noise and offers smoother working. It comes with a splash guard that keeps food particles from splashing out of the disposal when you are using it.

Unit’s electrical Specs are Amps @ 120 Volts: 4.5, power connection is directly wired.

Our next pick, the Electrolux Frigidaire garbage disposal, is attractively light and features compact size with Frigidaire located on the front. The Frigidaire FFDI501DMS features impressive grinding capacity, and it is fully capable of avoiding garbage disposal septic problems. Furthermore, the unit comes with a GrindPro™ motor that includes a higher RPM of 2600. So, it can tackle even the toughest food leftovers with ease.

This garbage disposal by Electrolux also features the latest sound guard technology that keeps the motor quite when you are using it and delivers smooth performance. Further, it features a simple mounting system that is straightforward to fix under the sink and compatible with many other mounting systems.

Another reason to consider this garbage disposal for septic tanks is its direct-wired design that prevents short circuits, and you can do the wiring work as per your preferences.

Moreover, the disposal includes highly durable stainless steel components and grinds rapidly. Lastly, the unit’s small size is space-saving; hence you can fix it under the sink with ease in no time. Lastly, the price is right and perfect for those you want the best garbage disposal for their septic tank without breaking their bank account.


  • Overall, the unit is compact and light-weight.
  • It offers noiseless and smooth working, no jamming issues.
  • The unit is simple to install.
  • One of the most affordable units on the market.
  • Made from high-quality, stainless steel materials with impressive grinding efficiency.


Not super-powerful disposal with less capacity.

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The unit is perfect for those people who slice, dice and peel as part of basic meal prep and looking for additional help with cleanup chores. The unit features a powerful grinding motor with a high RPM of 2,600.

It comes with a ½ horsepower Vortex motor that offers rapid, effective grinding of all types of food residues, and you will not notice any jamming issues in this unit. As it comes with innovative SoundSHIELD sound-deadening insulation that offers noiseless performance. The unit is compatible with most existing assemblies, including other models and brands.

It also comes with a lengthy and reliable power cord. The Moen GX50C garbage disposal is entirely safe to use with all septic tanks. It is backed by a 5-year limited warranty with in-home service guarantees.

Moen is a well-known manufacturer of various plumbing accessories such as showerheads, plumbing supplies, faucets, etc. This garbage disposal for the septic system by Moen lives up to the brand’s reputation.

This Moen GX50C garbage disposal with 1/2 HP features heavy-duty materials that will last for many years. The Moen GX50C garbage disposal features polished stainless steel, and all of the grinding and other components of this disposal are made from heavy-duty stainless steel.

This unit is effective and robust, yet it is not bulky and features a compact design. To be precise, the unit measures around 7.5 x 7.5 x 16 inches and weighs only 13 pounds. So, you can fix it under the smallest cabinets and kitchen sink. Hence it is a light-weight and compact garbage disposal for septic tanks.

Another highlighted feature of this Moen GX50C garbage disposal is its impressive capacity and immense power. The unit comes with 0.5 Vortex horsepower with a permanent magnetic motor that works at a high speed of up to 2600 RPM. The continuous feed design allows you to add all the food particles, even the toughest waste, into the sink even when it is working.

The unit is simple to clean and use. Apart from immense power, food grinding capacity is also sufficient, and due to robust design, there will be no jamming issues.


  • It comes with a powerful vortex permanent magnetic motor that grinds smoothly without any jams.
  • Simple installation as it comes with universal “Xpress Mount.”
  • Due to compact design, you can fix it in the cabinets and under the kitchen sink.
  • SoundSHIELD insulation technology offers noiseless technology.
  • The power cord is also included in the pack.
  • Five years of in-home warranty


A bit expensive than the others.

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Wrapping it up!

In this read, we’ve reviewed the best garbage disposals for septic systems. All the products mentioned and reviewed in this post are simple to use and install. Further, all these units deliver noiseless performance and come with powerful blade motors that can efficiently manage all the grinding tasks.

So, have a look at these and pick the one that suits your needs the most. Don’t forget to consider the unit’s size, your overall budget, and your kitchen space as well.

Noah Burns

I am Noah Burns- The Guy behind I love to experiment and test new products to create informative contents for readers like you. I aim to make this site a leading source of information and reviews to help consumers make more informed buying decisions.

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