To connect a portable dishwasher to the faucet, start by turning off the water supply under the sink. Then, remove the aerator or the existing adapter from the faucet spout. Attach the quick connect adapter that came with your dishwasher to the faucet spout. Make sure it is securely attached. Next, connect the hose from the dishwasher to the adapter. Secure the hose in place by tightening the clamp. Finally, turn on the water supply and check for any leaks. Your portable dishwasher should now be connected and ready to use. Make sure to follow the manufacturer's instructions for specific installation steps.
Best Portable Dishwashers of September 2025
1
Rating is 5 out of 5
BLACK+DECKER Portable Dishwasher, 18 inches Wide, 8 Place Setting, Black
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IMPRESSIVE CAPACITY: This 18” portable dishwasher thoroughly cleans up to 8 place settings in each wash cycle. Your dinner plates, cups, saucers, bowls and utensils will stay dirt-free and sparkling thanks to this durable stainless steel (16.3” x 20.5” x 26.15”) tub. Silverware basket included so your forks, knives and spoons remain immaculate. This portable dishwasher on wheels does the scrubbing for you with an adjustable top rack to accommodate taller dishes.
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EASY SETUP: No need for direct plumbing or permanent installation with this portable dishwashing machine. The Quick Connect assembly links right to your faucet with a 59” hose. Interior spray arms located in the upper and lower part of small dishwasher with a hot water temperature of 140° Fahrenheit. Child lock guarantees optimal safety when dishwasher machine is on.
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MULTIPLE WASH CYCLES: This BLACK+DECKER portable dish washer comes with 6 superior wash cycles: Heavy, Normal, ECO, Glass, 90-min & Rapid. An easy-to-read LED display with trouble-free push button allows you to begin cleaning in no time. Fully equipped with detergent dispenser and low rise aid indicator. Delay Start function allows you to wash plates, utensils, bowls and cups with the touch of your fingertips and on your own schedule.
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WORKTOP VERSATILITY: When your dish washer isn’t scrubbing your favorite dishes, it can double as a trendy kitchen island and worktop counter. When not in use, make the most of this stainless steel dishwasher by utilizing it to store kitchen appliances or even as a culinary work station.
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IDEAL FOR SMALL KITCHENS: Just because you live in an apartment, RV, or dorm doesn’t mean you can’t enjoy clean cutlery and plateware. The storage and ease of this 18” RV dishwasher allows you the luxury of thoroughly washed dishes regardless of your kitchen size. Made for compact spaces, this portable dishwasher is ideal for apartment residencies and occupants of modest dwellings.
2
Rating is 4.9 out of 5
RCA RDW1809 Portable Dishwasher, 18in Wide, 8 Place Settings Capacity, White
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Portable Dishwasher on Wheels - Holds up to 8 Standard Place Settings
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Low Water Consumption
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Easy to Connect to any Kitchen Tap
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Resistant Stainless Steel Interior
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Fits under most kitchen cabinets
3
Rating is 4.8 out of 5
SPT SD-9263W 18″ Wide Portable Dishwasher with ENERGY STAR, 6 Wash Programs, 8 Place Settings and Stainless Steel Tub – White
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SD-9263W: 18″ Energy Star Portable Dishwasher - WHITE
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Capacity: 8 place setting
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6 Wash programs: Heavy, Normal, Eco, Glass, 90 Min, Rapid
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Stainless Steel Interior
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Rinse Aid Warning Indicator: refill reminder on rinse aid
4
Rating is 4.7 out of 5
NOVETE Portable Countertop Dishwashers, Compact Dishwashers with 5 L Built-in Water Tank & Inlet Hose, 5 Washing Programs, Baby Care, Air-Dry Function and LED Light for Small Apartments
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【BABY CARE MODE】This compact dishwasher offers 5 wash cycles - Normal, Speed, Soft, Baby Care/Heavy, and Fruit; the Baby Care/Heavy mode with 167 °F washing temperature is suitable for baby products and oily tableware, which rinses them thoroughly and gives glassware a sparkling clean finish
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【FULLY EQUIPPED】The storage rack and cutlery basket make it easy to clean ''top rack only'' dishwasher safe items such as knives, forks, and spoons, leaving more space for dishes and small pots; lower and upper spray arms give dishes a streak-free deep cleaning, and the included fruit basket stores fruits and vegetables neatly and cleans them
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【SPEED WASH】When you are in a hurry and want your dishes ready faster, select Speed mode, which cleans dishes in just 29 minutes; the automatic air circulation helps to dry dishes so that you can use immediately
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【FRUIT MODE】A fruit basket is included so fruit and vegetables can be cleaned easily, ready to serve directly from the dishwasher
5
Rating is 4.6 out of 5
COMFEE’ Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings & 8 Washing Programs, Speed, Baby-Care, ECO& Glass, Dish Washer for Dorm, RV& Apartment, Black
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【6 Place Setting】- A perfect size(H438×W550×D500mm) for 2-3 people, COMFEE’ compact dishwasher is suitable for dorms, RVs and apartments. This countertop dishwasher can fit up to 70 pieces of tableware, and a plate size of up to 10 inches diameter. Note: COMFEE dishwashers are tested at the factory before they are shipped. If your new dishwasher has some water inside, this is normal.
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【Simple Installation】- COMFEE' portable dishwasher can be connected to faucet directly (Suitable adaptor needed). Depending on your needs, it can be flexibly placed on the table or fitted in the cupboard.
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【Speed Program】- Only takes you 45 minutes to get all dishes cleaned, perfect for hurry-up situations, like holding a multi-round party. Accompanied with Energy Star compliant, water consumption can be as low as 2.77 gallons of water, which greatly saves your costs.
6
Rating is 4.5 out of 5
SPT SD-2224DS ENERGY STAR Compact Countertop Dishwasher with Delay Start - Portable Dishwasher with Stainless Steel Interior and 6 Place Settings Rack Silverware Basket, Silver
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7 wash cycles: Heavy, normal, light, mini party, rinse, speed and soak
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Delay start for added convenience : Two, four, six or eight hours
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Universal faucet adapter and Quick Connect: For quick and easy connection to most kitchen faucets
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Electronic controls with LED display : LED displays remaining time or current running state
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Water supply warning indicator and rinse aid warning indicator
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energy guide capacity: 203
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installation type: Counter Top
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material type: Iron
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form factor: Stand Alone
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controls type: Full Panel
7
Rating is 4.4 out of 5
SPT SD-6513SS 24″ Wide Portable Stainless Steel Dishwasher with ENERGY STAR, 6 Wash Programs, 10 Place Settings and Stainless Steel Tub
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Time Delay Feature
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Error Alarm
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Rinse Aid Warning Indicator
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Stainless Steel Interior
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Quiet Operations: at 52dBA
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Capacity: Up to 10 standard plate settings
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6 wash Programs: Heavy, Normal, Rapid, Eco, Glass, and 90 Min
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2 Racks
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Automatic Dispensers
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Energy Star
8
Rating is 4.3 out of 5
SPT SD-9263SS 18″ Wide Portable Stainless Steel Dishwasher with ENERGY STAR, 6 Wash Programs, 8 Place Settings and Stainless Steel Tub
9
Rating is 4.2 out of 5
Midea MDF18A1AST Built-in Dishwasher with 8 Place Settings, 6 Washing Programs, Stainless Steel Tub, Heated Dry, Energy Star
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【Slimline Design with Large Capacity】The Midea built-in dishwasher boasts a slim body that takes up minimal space and is easy to fit. It features a digital control panel with an LED display and has been thoughtfully designed to accommodate larger plates, pots, and pans up to 11 inches in height.
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【8 Place Settings Dishwasher】With dimensions of 24.41"D x 17.72"W x 33.27"H with adjustable legs, this under sink dishwasher provides a spacious and flexible interior for maximum dishware loading.
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【6 programs+3 functions】The 18-inch dishwasher offers six programs, including Heavy, Normal, ECO, Delicate, Quick, and Rinse washing programs. It also features Heated Dry, Hi-Temp, and Sanitize functions that meet all your daily needs. Note: ONLY use detergent specially for dishwasher because regular liquid dish soap will cause dishwasher problems.
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【Heated Dry】Smart dishwasher ensures the best drying performance. The extra drying function offers a thorough drying performance (except for the Rapid and Self-clean cycle) with no additional towel drying required.
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【HI TEMP】The HYGIENE wash cycle maintains the water temperature at 136°F (58°C) max , which can tackle even the heaviest soiled dishes. It is also suitable for cleaning baby bottles and children's dinner sets.
10
Rating is 4.1 out of 5
BLACK+DECKER Portable Dishwasher, 18 inches Wide, 8 Place Setting, White
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IMPRESSIVE CAPACITY: This 18” portable dishwasher thoroughly cleans up to 8 place settings in each wash cycle. Your dinner plates, cups, saucers, bowls and utensils will stay dirt-free and sparkling thanks to this durable stainless steel (16.3” x 20.5” x 26.15”) tub. Silverware basket included so your forks, knives and spoons remain immaculate. This portable dishwasher on wheels does the scrubbing for you with an adjustable top rack to accommodate taller dishes.
-
EASY SETUP: No need for direct plumbing or permanent installation with this portable dishwashing machine. The Quick Connect assembly links right to your faucet with a 59” hose. Interior spray arms located in the upper and lower part of small dishwasher with a hot water temperature of 140° Fahrenheit. Child lock guarantees optimal safety when dishwasher machine is on.
-
MULTIPLE WASH CYCLES: This BLACK+DECKER portable dish washer comes with 6 superior wash cycles: Heavy, Normal, ECO, Glass, 90-min & Rapid. An easy-to-read LED display with trouble-free push button allows you to begin cleaning in no time. Fully equipped with detergent dispenser and low rise aid indicator. Delay Start function allows you to wash plates, utensils, bowls and cups with the touch of your fingertips and on your own schedule.
-
WORKTOP VERSATILITY: When your dish washer isn’t scrubbing your favorite dishes, it can double as a trendy kitchen island and worktop counter. When not in use, make the most of this stainless steel dishwasher by utilizing it to store kitchen appliances or even as a culinary work station.
-
WORKTOP VERSATILITY: When your dish washer isn’t scrubbing your favorite dishes, it can double as a trendy kitchen island and worktop counter. When not in use, make the most of this stainless steel dishwasher by utilizing it to store kitchen appliances or even as a culinary work station.
What is the best time of day to connect a portable dishwasher to the faucet for optimal water pressure?
The best time of day to connect a portable dishwasher to the faucet for optimal water pressure would be during off-peak hours, such as early in the morning or late in the evening. This is typically when water usage is lower in your area, allowing for better water pressure and a more efficient connection to the dishwasher.
How to ensure proper water flow when connecting a portable dishwasher to the faucet?
- Make sure the faucet is fully turned on and that there are no obstructions in the faucet or the hose leading to the dishwasher.
- Check the hose for kinks or bends that may be restricting water flow. Straighten out any kinks or bends in the hose.
- Ensure that the hose is properly connected to both the faucet and the dishwasher. Tighten any connections that may be loose.
- If you are using a faucet adapter, make sure it is securely attached to the faucet and that it is the correct size for your faucet.
- Clean the aerator on the faucet to ensure that it is not clogged with debris, which could restrict water flow.
- Run the water for a few minutes before starting the dishwasher to ensure that any air bubbles in the hose are cleared out, allowing for proper water flow.
- If you are still experiencing issues with water flow, consider contacting the manufacturer of the dishwasher for further troubleshooting or support.
What is the proper way to secure the hose to the faucet for a portable dishwasher?
The proper way to secure the hose to the faucet for a portable dishwasher is to first make sure the hose is properly connected to the dishwasher. Then, screw the threaded end of the hose onto the faucet until it is securely tightened. If necessary, you can use a wrench or pliers to tighten the connection further. Make sure the hose is straight and not kinked to ensure proper water flow. Finally, turn on the water supply to the faucet and check for any leaks. If there are any leaks, tighten the connection further or use plumbers tape to seal any gaps.
How to troubleshoot a weak water flow from the faucet when connected to a portable dishwasher?
- Check the water supply: Make sure the water supply valve is fully open. If it is only partially open, it can restrict the flow of water to the faucet and affect the performance of the portable dishwasher.
- Clean the aerator: The aerator is a small screen attached to the end of the faucet that can become clogged with debris over time. Unscrew the aerator, clean it thoroughly with water and a brush, and then reattach it to the faucet.
- Check the hose connections: Make sure the hose connecting the portable dishwasher to the faucet is securely attached and not kinked or twisted. If the hose is damaged or blocked, it can restrict the flow of water.
- Clean the inlet valve filter: The inlet valve on the back of the portable dishwasher may have a filter that can become clogged with debris. Disconnect the hose and check the filter for any blockages. Clean it thoroughly and then reattach the hose to the dishwasher.
- Increase the water pressure: If the water flow is still weak, you may need to increase the water pressure at the faucet. You can try turning up the water pressure at the main supply valve or using a water pressure booster to increase the flow.
- Consult the owner's manual: If you are still experiencing weak water flow, consult the owner's manual for your portable dishwasher for specific troubleshooting steps and recommendations. If the issue persists, it may be necessary to contact the manufacturer for further assistance.
How to remove mineral deposits from the faucet connection for a portable dishwasher?
There are a few different methods you can try to remove mineral deposits from the faucet connection for a portable dishwasher:
- Vinegar solution: Fill a bowl with equal parts vinegar and warm water. Disconnect the dishwasher from the faucet and soak the connection in the vinegar solution for a few hours or overnight. This will help dissolve and break down the mineral deposits.
- Lime scale remover: You can also try using a commercial lime scale remover specifically designed for faucets and plumbing fixtures. Follow the instructions on the product for the best results.
- Scrubbing: If the mineral deposits are stubborn, you may need to use a soft-bristled brush or a toothbrush to scrub the connection and remove the deposits. Be gentle to avoid damaging the faucet.
- Lemon juice: If you prefer a more natural approach, you can also try using lemon juice. Simply soak a cloth or sponge in lemon juice and scrub the connection to help break down the mineral deposits.
After cleaning the faucet connection, be sure to rinse it thoroughly with clean water to remove any residue. Reattach the dishwasher and run a cycle to ensure that the connection is clear of any remaining mineral deposits. Repeat the cleaning process as needed to keep the connection free of buildup.
How to properly clean the faucet connection after disconnecting the portable dishwasher?
- Turn off the water supply to the faucet and disconnect the portable dishwasher.
- Use a mild dish soap and warm water to clean the faucet connection. You can also use a mixture of equal parts water and vinegar for a more thorough cleaning.
- Use a soft-bristled brush or a toothbrush to scrub away any residue or buildup on the faucet connection.
- Rinse the faucet connection thoroughly with clean water to remove any soap or vinegar residue.
- Use a clean cloth to dry the faucet connection completely before reattaching the portable dishwasher or using the faucet again.
- Inspect the faucet connection for any damage or wear that may need to be repaired or replaced.
- Once the faucet connection is clean and dry, you can reattach the portable dishwasher or use the faucet as needed.
