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Insinkerator Premium P550SR-3 Food Waste Disposal Unit
80381K-ISE
$699
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Product Overview
Key Features
- WELS 1 Star L per min
- 0.55 HP Induction Motor
- Quiet SoundSeal Technology
- Power Grind for Tough Food Scraps
- 2-Stage MultiGrind Technology
- Removable Quiet Collar Baffle
Key Specifications
- Brand:
- Insinkerator
- Model Number:
- 80381K-ISE
- Capacity:
- 980ml
- Water Rating (WELS) (Star):
- 1
- Installation:
- Undermount
Power & Charging
- Power:
- 380W
General Information
- Type:
- Food Waste Disposal
- Colour:
- Black
Warranty
- Manufacturer's Warranty:
- 3 Year
- Additional Warranty:
- 3 Year In-home Limited Warranty
Manuals & Downloads
- 80381K-ISE Spec Sheet.pdf
- Download
Power & Charging
- Power:
- 380W
Warranty
- Manufacturer's Warranty:
- 3 Year
- Additional Warranty:
- 3 Year In-home Limited Warranty
Box Dimensions
- Box Height (mm):
- 333
- Box Width (mm):
- 254
- Box Depth (mm):
- 340
- Box Weight (kg):
- 8
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Product Reviews of Insinkerator Premium P550SR-3 Food Waste Disposal Unit
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The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.
At a glance
A practical under-sink food waste disposal unit for households that want an easier way to manage everyday kitchen scraps. It suits busy family kitchens thanks to its 980 mL chamber, 2-stage grinding and quieter operation than basic models. Key strengths are easy installation compatibility and useful noise reduction. One limitation is its 1 star WELS rating, so water efficiency is modest compared with more advanced alternatives.
What it’s great for
- Everyday Food Scrap Disposal
- Busy Family Kitchens
- Under-Sink Waste Management
- Handling Tougher Kitchen Scraps
Where it works best
- Family Kitchens
- Everyday Home Kitchens
- Renovated Kitchens
- Standard Australian Sink Setups
Who it’s for
- Families
- Busy Households
- Home Cooks
- Renovators
Things to consider
It offers quieter performance and stronger grinding than basic disposers, but its 1 star WELS rating and mid-sized 980 mL chamber mean it may not suit buyers seeking higher water efficiency or larger-capacity premium models.
Family kitchen suitability
Well suited to everyday family kitchens with regular meal prep and steady daily food scrap volumes.
Noise level score
7/10 - quieter than a standard disposer thanks to sound insulation and a removable Quiet Collar Baffle, but not as hushed as top-tier premium units.
Odour control effectiveness
7/10 - grinding food waste promptly helps reduce bin odours, though odour control still depends on regular cleaning and flushing.
Ease of installation rating
8/10 - designed for standard 90 mm sink openings and uses Lift and Latch technology for easier installation in most compatible kitchens.
Eco-friendliness score
6/10 - can help divert food waste from landfill, but the 1 star WELS rating indicates modest water efficiency.
Key benefits
- 2-stage MultiGrind: Helps break down tougher food scraps more effectively than simpler single-stage systems.
- 380 W induction motor: Delivers solid everyday grinding power with durable motor performance for regular household use.
- 980 mL grind chamber: Provides practical capacity for handling regular daily food waste in family kitchens.
- Fits 90 mm sink openings: Suits standard Australian kitchen sink sizes for straightforward compatibility.
- Quiet Collar Baffle: Removable baffle helps reduce noise while allowing easier cleaning and maintenance access.
- Sound insulation: Lowers operating noise compared with a standard disposer, making it better suited to open-plan kitchens.
- Lift and Latch installation system: Simplifies fitting into new or existing kitchens and can make installation easier for compatible sinks.
- Included air switch: Adds convenient benchtop-style activation without needing a wall switch near the sink.
Q: Will the Insinkerator Premium P550SR-3 fit a standard kitchen sink opening?
A: Yes, Insinkerator household disposals are generally designed for a standard 90 mm sink waste opening used on many Australian kitchen sinks. Cabinet depth, trap position and bowl thickness still matter for fit, discuss with your plumber.
Q: Can the Insinkerator Premium P550SR-3 connect to a dishwasher waste hose?
A: Yes, this type of Insinkerator disposal commonly allows a dishwasher outlet to drain through the unit instead of a separate sink trap spigot. Hose routing and local plumbing layout still need to suit the cabinet space, discuss with your plumber.
Q: What kind of food scraps is the Insinkerator Premium P550SR-3 best suited to?
A: It is best for everyday soft food scraps such as fruit and vegetable peelings, small leftovers and rinsed plate scrapings. It is not intended for large bones, excessive oil or fibrous loads like corn husks in one go, which can slow grinding.
Q: Is the Insinkerator Premium P550SR-3 suitable for homes on a septic system?
A: Yes, a food waste disposer can be used with many septic systems when the system is correctly sized and maintained. It adds more organic load and water than bin disposal, so pumping intervals and tank performance become more important over time.
Q: How noisy is the Insinkerator Premium P550SR-3 compared with a basic disposer?
A: A premium Insinkerator unit is typically quieter than entry models because higher range disposers usually add more sound insulation around the grind chamber. It still makes a noticeable grinding sound during use, so it is quieter, not silent.
Q: Does the Insinkerator Premium P550SR-3 need a special switch or air switch?
A: It may use either a standard wall switch or an air switch setup, depending on the installation arrangement and local electrical requirements. Bench material, sink position and nearby power access affect the choice, discuss with your electrician.