9 Best Garbage Disposal For Septic Systems

Last updated on August 22nd, 2020 at 05:24 pm

What is meant by a garbage disposal for septic systems is a unit that is built in order to go along your kitchen septic system where the food debris usually is stuck, and overtime, this food waste break down by the accumulated bacteria inside the septic tank.

Table of Best Garbage Disposal for Septic Systems

The way a septic system works is pretty much like trash cans do, it also has the ability to store waste, which means that it also needs cleaning from time to time to ensure the buildup of waste caused by bacteria.

You may treat it like trash cans, but DON’T!

If you are already using your garbage disposal like you use your trash can, and you put down whatever inside of it like vegetable peels or bananas peels, you must stop this bad habit if you care enough about your waste disposal and want it to last longer for you. Although some people think that it’s okay to consider it like a trash can, but by doing this, you are also allowing the blockage in your sewerage pipe and you may harm the blades of the disposal.

Here is a list of the best garbage disposal for septic systems in 2020

1.InSinkErator Evolution Septic Assist Garbage Disposal 

InSinkErator Evolution Septic Assist 3/4 HP Household Garbage Disposal

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One of the best leading brands of garbage disposals for septic systems is Insinkerator. Although this model is a little bit high priced, but it has been manufactured specifically to perform efficiently with your kitchen septic tank because it ensures the flow of food waste directly to your septic tank system. 

Not only is this unit compatible with your septic tank system, but it is also quiet because of the latest sound seal technology that is integrated. It is also equipped with a powerful ¾ HP motor which means that it has the ability to grind food waste much faster. 

If you already had a garbage disposal or thinking about buying a new one but you are overwhelmed with all these problems that suddenly happen to it, the Insinkerator Evolution Septic Assist unit has a 2-stage grinding process that doesn’t allow jamming during grinding 

Another feature of this model is that it is developed with pure stainless steel materials making it capable of disposing of pretty much any sort of food waste.

Pros Cons
Sound seal technology which makes the performance a lot more quiet A bit expensive compared to the other garbage disposals
A powerful ¾ HP motor Power cord not included
Developed especially for septic tank systems
40 ounce stainless steel grind chamber and materials for long-term use
4-year warranty
InSinkErator Evolution Septic Assist 3/4 HP Household Garbage Disposal
  • GARBAGE DISPOSAL: While all of our disposals are septic friendly, the Evolution Septic Assist...
  • QUIET BUT POWERFUL: This innovative food waste disposal features advanced noise reducing SoundSeal...
  • AMERICA'S #1 DISPOSER BRAND: There are more American-built InSinkErator garbage disposals in US...
  • FASTER, CLEANER, SMARTER: From meal prep to cleanup, InSinkErator helps make it fast & easy to keep...

2. Waste King Legend series (L-2600) ½ HP continuous feed garbage disposal

Waste King L-2600 Garbage Disposal with Power Cord, 1/2 HP

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The reason I chose this model is because the brand Waste King Legend has successfully made its way in this category. Waste King L-2600 now has literally thousands of positive reviews in the market and the best thing is: it’s a very affordable garbage disposal.

Another feature that makes Waste King L-2600 stand out is that it is very easy to install just by yourself without the need of a professional plumber.

The L-2600 has a powerful ½ HP motor and a 2600 RPM, and also with a pre-installed power cord. What separates it from other garbage disposal models is that it has a reset button at the bottom in case jamming, which actually makes it one of the best garbage disposals for septic systems. 

Pros Cons
Affordable and budget-friendly It is not the quietest garbage disposal in the market
A powerful ½ HP motor and a 2600 high speed RPM
Developed especially for septic tank systems
Easy to install without calling for a plumber
5-year warranty
Sale
Waste King L-2600 Garbage Disposal with Power Cord, 1/2 HP
  • HIGH-SPEED MOTOR: The 1/2 HP, 2600 rpm (115v) permanent magnet motor jams less
  • EASY INSTALLATION AND CLEANING: EZ Mount for a quick and easy kitchen sink installation, removable...
  • 5 YEAR PROTECTION: 5-year Limited Warranty. Current-Amps- 4.5
  • NO ELECTRICAL EXPERTISE NEEDED: Pre-installed power cord, no electrical work required

3. Waste King Legend series (L-3200) ¾ HP continuous feed garbage disposal

Waste King L-3200 Garbage Disposal with Power Cord, 3/4 HP

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This is just another model of the famous brand Waste King Legend, but unlike the previous one that we just covered, the L-3200 is more powerful because it has an enhanced high-speed motor with ½ HP and 2700 RPM which make it grind almost any sort of food waste.

What differentiate the L-2600 from the L-3200 is that this latter is equipped with a splashguard that makes it easy for you to retrieve dropped items and cleaning it, not mentioning the reset button that makes it return to normal operation if a jam has occurred.

Pros Cons
Continuous feed garbage disposal Not the quietest one in the market
A high-speed motor of ¾ HP and 2700 RPM
Developed especially for septic tank systems
Safe to use with septic tanks that are properly sized
Easy to install and to clean
Manual reset button in case of rarely jam
8-year warranty
Waste King L-3200 Garbage Disposal with Power Cord, 3/4 HP
  • COMPACT SIZE: Smaller and lighter ¾ HP design is 7-3/4 inches in diameter, 13-3/4 inches long and...
  • HIGH-SPEED MOTOR: The 3/4 HP, 2700 RPM (115 volts) permanent magnet motor is sound-insulated and...
  • EASY INSTALLATION AND CLEANING: EZ Mount for a quick and easy kitchen sink installation, removable...
  • NO ELECTRICAL EXPERTISE NEEDED: Pre-installed power cord, no electrical work required

4. Waste King 1.0 HP garbage disposal with exclusive silencer technology, A1SPC Knight

Waste King Knight A1SPC Garbage Disposal with Power Cord, 1 HP with Exclusive Silencer Technology

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The knight model should definitely be in the list of the best garbage disposal for septic systems. Even though it is a little bit expensive compared to the other Waste King models reviewed, but in my opinion, it’s worth it because of the powerful motor 1.0 HP and its high speed of 2700 RPM which make it easily grind the toughest food waste.

The Knight has a grinding chamber that is a corrosion proof because it is made of glass-filled nylon, and what differentiates this model from the L-2600 and L-3200 reviewed above is the exclusive silencer technology, the same technology used to soundproof music studios.

Pros Cons
A powerful 1.0 HP motor It has a big size compared to the other models
2700 RPM which makes the disposal grind easily the toughest food waste
Exclusive silencer technology
Safe to use with septic tanks that are properly sized
Power cord included
Easy installation
Lifetime warranty
Waste King Knight A1SPC Garbage Disposal with Power Cord, 1 HP with Exclusive Silencer Technology
  • HIGH-SPEED MOTOR: The 1 HP, 2800 RPM (115v) permanent magnet motor is sound-insulated and jams less
  • STANDARD 3-BOLT MOUNT: The all-metal mounting system is compatible with most existing 3-bolt mounts...
  • LIFETIME PROTECTION: Lifetime Limited In-Home Warranty
  • NO ELECTRICAL EXPERTISE NEEDED: Pre-installed power cord, no electrical work required

5. Moen ½ HP garbage disposal GX series (GX50C)

Moen GX50C Prep Series 1/2 HP Continuous Feed Garbage Disposal with Sound Reduction, Power Cord...

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Moen is one of the famous brands for plumbing supplies like faucets and fittings. In our opinion, Moen GX50C is one of the best garbage disposals for septic systems for several reasons: To begin with, this model has a powerful ½ HP motor and operates at a high speed of 2600 RPM which make it dispose of food waste easily as well as reducing the jamming.

Another feature is that it is a continuous garbage disposal, meaning that while operating, you are able to add food waste which makes the cleanup process much faster. Moreover, the unit is designed to last longer because all the components are made of stainless steel.

Pros Cons
Continuous feed garbage disposal Allen wrench not included to clear the jam
SoundSHIELD insulation technology for reducing the sound when grinding
½ HP motor and 2600 RPM
Easy to install
Power cord included
Safe to use with septic tanks
4-year warranty
Sale
Moen GX50C Prep Series 1/2 HP Continuous Feed Garbage Disposal with Sound Reduction, Power Cord...
  • PREP SERIES: Designed for those who slice, dice and peel as part of basic meal prep, and need a...
  • POWERFUL GRINDING: 2,600 RPM, ½ horsepower Vortex motor provides fast, powerful grinding of...
  • NOISE REDUCTION: Designed with SoundSHIELD sound-deadening insulation
  • SIMPLE SWAP: Fits most existing assemblies, including other brands; includes pre-installed power...

6. General Electric GFC525V continuous feed garbage disposal

GE GFC525V .5 Horsepower Continuous Feed Disposal Food Waste Disposer with Power Cord Attached

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The GE (General Electric) GFC525V is manufactured by the leading brand in home appliances. This model has a ½ HP motor which is more powerful than its previous model GFC325V, which means that is has the ability to grind food waste and turn it into smaller pieces.

Another feature of this unit is that it is less likely to jam, plus provides a longer lifespan because it is made of galvanized stainless steel. It is also one of the units that come with a splashguard which makes cleaning it and maintaining it very easy.

Pros Cons
½ HP permanent magnet motor Some people complain about this unit saying that it leaks
EZ mount installation system
Comes with a splashguard
Galvanized stainless steel components
Sale
GE GFC525V .5 Horsepower Continuous Feed Disposal Food Waste Disposer with Power Cord Attached
  • Heavy duty 1/2 horsepower permanent magnet motor, with over 2800 RPM grinding action (based on RPM...
  • EZ Mount installation with removable splash guard and stopper included
  • Large capacity with galvanized steel turntable
  • DrainBoost technology

7. Insinkerator Evolution Excel 1.0 HP Household Garbage disposal

InSinkErator Garbage Disposal, Evolution Excel, 1.0 HP Continuous Feed

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This model is manufactured as well from Insinkerator except that it differs from others reviewed above. This unit is ultra-super quiet because it uses the SoundSeal technology which is just perfect if you have baby kids at home. Another feature of Insinkerator Evolution Excel is that it uses MultiGrind technology, not only 2-grind stages but actually 3-grind stages which make it grind any food waste given.

The unit is designed for longevity thanks to the stainless steel components, enough features for it to be among the list of the best garbage disposal with a septic system.

Pros Cons
Multi grind technology – 3-grind stages to grind any kind of food waste Very expensive
1 HP motor Power cord not included, so power cord = extra charge
Ultra quiet thanks to the Sound Seal technology
Easy installation
7-year warranty
InSinkErator Garbage Disposal, Evolution Excel, 1.0 HP Continuous Feed
  • QUIET BUT POWERFUL: This innovative food waste disposal is the quietest disposal on the market,...
  • DURABLE COMPONENTS FOR THE TOUGHEST FOOD SCRAPS: This garbage disposal features alloy stainless...
  • AMERICA'S #1 DISPOSER BRAND: There are more American-built InSinkErator garbage disposals in US...
  • FASTER, CLEANER, SMARTER: From meal prep to cleanup, InSinkErator helps make it fast & easy to keep...

8. Waste King L-8000 Garbage disposal

Waste King L-8000 Garbage Disposal with Power Cord, 1 HP

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This is yet one of the best budget-friendly garbage disposal for septic tanks. Even though it is not that expensive, but still it comes with robust grinding performance which enables it to grind virtually any kind of food waste. Since it is a continuous feed type, you have the option to add food waste while it is running and this of course saves you time when cleaning the sink.

Pros Cons
2800 RPM which means high speed when grinding Not the quietest disposal in the market
Power cord included Size is a little bit big
Easy installation with the help of EZ mount
Rust free grinding components
Lifetime warranty
Waste King L-8000 Garbage Disposal with Power Cord, 1 HP
  • HIGH-SPEED MOTOR: The 1 HP, 2800 RPM (115v) permanent magnet motor is sound-insulated and jams less
  • EASY INSTALLATION AND CLEANING: EZ Mount for a quick and easy kitchen sink installation, removable...
  • 20 YEAR PROTECTION: 20-year Limited
  • NO ELECTRICAL EXPERTISE NEEDED: Pre-installed power cord, no electrical work required.

9. Frigidaire FFDI501DMS GrindPro ½ HP continuous feed garbage disposal

Frigidaire FFDI501DMS 1/2 Hp D Garbage Disposer, 10.35 lbs, Blue

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This is one of the most underrated garbage disposals in the market at the moment, yet if you are looking for the best garbage disposal for septic tanks system and the best one for the money, we absolutely have to recommend this model for you. The Frigidaire FFDI501DMS is powerful because it has a powerful ½ HP motor and runs at 2600 RPM. Moreover, it is made of galvanized stainless steel which means that it is built to last longer.

Now, if you compare this garbage disposal model with other brands, you will find that this one has decent specs and is very affordable.

Pros Cons
Powerful specs and affordable Affordable, but not quiet
Galvanized stainless steel Lacks a port to loosen jams
Safe for septic systems
Can fit almost anywhere
2-year warranty
Frigidaire FFDI501DMS 1/2 Hp D Garbage Disposer, 10.35 lbs, Blue
  • Easy-fit design is compact and lightweight and fits most sinks (1.5 in. drain outlet diameter)
  • Safe for septic systems
  • Continuous feed operation with wall switch control (direct wired)
  • Sound guard reduces noise for quieter operation

Is it necessary to have a garbage disposal with a septic tank system?

A study has shown that only 22% of people in the US have actually a garbage disposal at homes. While garbage disposals play a big role in our homes, however, some people think that it’s impossible to combine both septic tanks and garbage disposals, so they abstain from buying one and installing it. We don’t blame them since this is not a conventional topic, but in fact, garbage disposals are very compatible with septic tank systems if they are properly sized and maintained every day.

DO’s and DON’Ts for garbage disposals with septic tank system

DOs DON’Ts
Pump the septic tank more often if you use your garbage disposal every day Never treat your garbage disposal like a trash can
Hire a professional plumber to see if your septic tank is properly sized for your desired garbage disposal Never put banana or vegetable peels down your garbage disposal

Conslusion:

As you see, there are so many options from which you can choose the best garbage disposal for septic tank systems, however, if there is one thing we can advise you NOT to do it with your garbage disposal is NEVER consider it like a trash can because the use of garbage disposals and trash cans are way different.