UL30 Low Temperature Undercounter Dishwasher - 115V
Features
- 115V, 1 hp wash pump motor
- Cleans up to 24 racks per hour using 1.2 gallons of water per rack
- Indicator light illuminates when detergent and sanitizer are low; features built-in chemical pumps
- Auto-fill, two-minute automatic cycle, and deliming cycle
- Sleek stainless steel construction with an air insulated design to retain heat
Certifications

NSF Certified
This item is certified by NSF to applicable standards.

Made in America
This item was made in the United States of America.

Energy Star Qualified
This item has been Energy Star Qualified by the US Environmental Protection Agency and the US Department of Energy, making it an energy-efficient product.

3/4" Water Connection
This unit comes with a 3/4" water connection for water supply.

Hardwired
This product must be hardwired by a professional; it does not plug into a standard wall outlet.

ETL, US & Canada
This product has been certified by ETL, a division of the Intertek Group, to meet applicable electrical product safety standards required for use in the United States and Canada.

ETL Sanitation
This product has been certified by ETL, a division of the Intertek Group, to meet applicable sanitation standards required for use in the United States and Canada.
Product Features

Quickly, easily, and efficiently clean full racks of used dishes with the Noble Warewashing UL30 low temperature undercounter dish machine.
Keeping your dishes and glasses clean is essential to the life of your business, and thanks to this durable unit, you can successfully clean up to 24 racks per hour with 1.2 gallons of water per rack! This ensures that you'll always be able to keep up with peak hours of service at your establishment. This unit requires a 115V electrical connection for operation.

Powerhouse Cleaning
For maximum cleaning power, the unit comes with a convenient deliming cycle to make quick work of removing hard water deposits. As a result, dishes are left sparkling clean with every wash.

Undercounter Design
Thanks to its compact, undercounter design, the unit is perfect for kitchens with limited space available and a need for efficient warewashing.

Durable Construction
Made with rugged stainless steel, this machine is built to withstand heavy-duty use in a commercial kitchen.

Easy to Use
Operation of the machine begins when you press the easy-to-use push button. The unit fills, thanks to the automatic fill feature, and the cycle starts. During the cycle, you can easily track its progress with the universal timer. To accommodate a variety of drain installations, the drain automatically pumps while the unit runs with the powerful, 1 hp wash pump.

Low Temperature Unit
This low temperature warewashing machine comes with built-in chemical pumps and priming switches. It also features a low product indicator light, which illuminates when the detergent and sanitizer are low. This serves to alert the operator that the chemicals need refilled for continued warewashing service.
Support Videos
Noble Warewashing Undercounter Dishwashers
Noble Warewashing undercounter dishwashers are an efficient, versatile choice to meet any kitchen's needs. Learn more about these dishmachines by watching this video!
Specifications
- Width 24 3/16 Inches
- Depth 25 Inches
- Height 33 5/16 Inches
- Interior Width 20 Inches
- Interior Depth 20 Inches
- Interior Height 13 1/2 Inches
- Amps 13.2 Amps
- Hertz 60 Hz
- Phase 1 Phase
- Voltage 115 Volts
- Features Chemical Pumps
- Features Energy Star Qualified
- Features Made in America
- Features NSF Certified
- Glasses (per Hour) 864
- High or Low Temp Low Temp
- Horsepower 1 hp
- Interior Clearance 14 1/4 Inches
- Minimum Water Inlet Temperature 120 (140 Recommended) Degrees F
- Number of Wash Cycles 1 Wash Cycle
- Plug Type Hardwire
- Racks (per Hour) 24
- Type Undercounter Dishwashers
- Wash Cycle Time 56 Seconds
- Water Inlet Size 3/4 Inches
- Water Temperature 120 - 140 Degrees F
- Water Usage 1.2 Gallons Per Rack
Customer reviews
22 reviews
- 5 customers gave 5 star ratings55
- 1 customers gave 4 star ratings41
- 0 customers gave 3 star ratings30
- 5 customers gave 2 star ratings25
- 11 customers gave 1 star ratings111
Share your thoughts
If you've used this product, log in and leave a review to tell us and other customers what you thought about it.
Brian W.
March 11, 2026
Purchased new- there is only a bottom wash arm. (Upper & lower rinse arms) This causes light ware or glasses to jump out of the rack and break. Manufacture unfortunately doesn't have a solution. Maybe dishwasher is better for heavy items, but the machine has notorius issues with their control boards malfunctioning as well.
Shellane P.
December 8, 2025
If there was an option to give it a half star I would. The pressure gauge has went out every single year. I have spend more in parts and labor than what the machine is worth. Do not buy!
Tony G.
November 24, 2025
We have had this dishwasher for 4 weeks and it's only worked for one....still waiting on parts and Noble is absolutely NO help!!!
Jennifer M.
January 16, 2025
Horrible product. The pressure gauge broke within months of owning it before we even opened. Cost us $ in labor even though the part was under warranty. a year later t he part has broke again and they no longer carry it. We will have to pay $ to fix it this time. A product that costs this much should not have to have $ in repairs in the first 3 years.
Eun J.
June 20, 2024
We have had some issues with this dishwasher. First that the temperature of the water would not get hot enough and now we have a leak. Would not invest in this one.
Roderick B. Frederick
May 5, 2024
Not very durable. It lasted only 4 years. Of course I could have had it repaired but the cost is 2/3 of a new one. It's basically disposable.
Bambi B.
April 22, 2024
In less than 2 years it developed leaks requiring all the chemical lines to be replaced and then spit water or chemicals into the motor and completely died. What a HUGE waste of money!
Jaclyn V.
March 7, 2024
Can't say enough about this dishwasher!!! It is a high temperature dishwasher with a built-in booster heater, so the water is always hot. the cycle is under 3 minutes from start to finish. The price is great for this unit, absolutely worth it. Highly recommend.
Shweta K.
November 21, 2023
Purchased this product in Aug 2020 Since then we have had to replace the circuit board (cost A LOT of $) and today I was told the pump needs to be replaced, at a similar cost. I strongly discourage people from buying this product, I’ve spent more than double the product cost in getting it repaired in 3 years. Such poorly manufactured products like this shouldn’t be allowed on the market, a complete waste of resources
Henry A.
November 10, 2023
This machine died on us within 3 months of use. Ended up shelling out a lot of $ to get it fixed as the “warranty” only covered parts. Please do not purchase.

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