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If you want steady ice production under a counter without running a floor drain, an undercounter ice maker with a drain pump keeps your installation flexible and maintenance simple. These units move produced water up and out through a pump, so you can place the machine where a gravity drain is impractical. For home bars, small kitchens, or built-in beverage centers, picking the right unit affects how much usable ice you get, how often you run maintenance, and how clean the installation stays. This guide presents six shortlisted undercounter ice makers with drain pumps that fit typical home installations. We evaluated them for daily ice output, pump reliability, installation needs, and ease of upkeep to help you match a model to your space and usage. Read on for the decision criteria that matter and practical installation and maintenance tips before you pick a model.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | COTLIN Under Counter Ice Maker |  |
| Best Quality Built to a higher standard if you want something more solid | Maxx Ice MIM50P 65Lb Ice Maker |  |
| Best Value The sweet spot between price and what you get | Icyglee Under Counter Ice Maker |  |
| Best Budget The cheapest option that still gets the job done reliably | EUHOMY Under Counter Ice Maker |  |
| Top Rated A top-rated pick with lots of positive feedback | EdgeStar IB450SSP Ice Maker |  |
| Best Seller A high-volume bestseller chosen again and again | Scotsman CU50PA-1A Undercounter Ice Maker |  |
COTLIN Under Counter Ice Maker
| Ice Production per Day | 52 pounds |
|---|---|
| Capacity | 26 pounds |
| Wattage | 600 watts |
| Voltage | 115 volts |
| Refrigerant | R600a |
This undercounter COTLIN ice maker uses spray-type technology to produce clear bullet ice that melts slowly, making it a good match for cocktails and whiskey. It is designed for built-in or freestanding installation with front ventilation and a built-in drain pump that allows upward drainage where a gravity drain is not available. The unit offers a 26 lb storage bin, adjustable ice thickness, a 12-hour timer, a reversible door for left or right installation, and an LCD control panel with a hidden filter and a one-touch self-clean mode. Practical benefits include flexible placement under countertops, relatively high daily output for home entertaining, and easier maintenance thanks to the hidden filter and self-clean cycle. Important limitations are typical of undercounter machines: it requires regular filter changes and space for a 26 pound bin, and it consumes power during operation. The included UL certification and adjustable feet help with installation confidence, making this a capable choice for homeowners who want a built-in-style ice supply without complex plumbing.
Best for: Homeowners who want a near-built-in ice solution for entertaining and cocktails and value clear bullet ice and flexible drainage options during installation.
Less Ideal for: People who need very large commercial-level ice output or those who prefer completely maintenance-free, disposable ice solutions.
- Built-in drain pump enables upward drainage for flexible undercounter placement
- Spray-type production yields clear bullet ice that melts slowly
- Front ventilation allows true undercounter installation with no side or top clearance
- Hidden filter and one-touch self-cleaning simplify maintenance
- Adjustable ice thickness and 12-hour timer give control over ice production
- Requires regular filter replacement and basic maintenance to keep water quality
- Storage bin capacity may limit continuous use during large gatherings
Verdict: Choose this unit if you need a true undercounter ice maker with a built-in drain pump that delivers clear bullet ice and flexible installation options for home entertaining.
Maxx Ice MIM50P 65Lb Ice Maker
| Capacity | 65 pounds |
|---|---|
| Ice Production per Day | 65 pounds |
| Wattage | 700 watts |
| Voltage | 120 volts |
The Maxx Ice MIM50P is a compact, stainless steel undercounter ice maker designed for steady daily production in small commercial or heavy residential settings. It makes clear full-dice cubes and stores about 25 pounds in a removable bin, while solid state controls, an automatic cleaning mode, and overflow prevention simplify maintenance. The front-breathing design and reversible door let you install it under counters or use it freestanding, and the built-in drain pump removes the need for special plumbing during many installations. Practical touches include a removable bin and interior LED lighting, but the unit is not a freezer so ice will slowly melt if left in the bin and it requires a gravity drain or pump for water management. For users who need consistent daily output and a compact footprint, the MIM50P delivers restaurant-quality ice with accessible controls, though installation still requires a water supply and recommended filtration for best results.
Best for: Buyers who prioritize dependable daily ice production in a compact undercounter package for bars, small restaurants, or busy home kitchens and who want a machine with integrated pump and simple controls.
Less Ideal for: Those who need long-term bulk ice storage or a freezer-style unit that prevents any melting should consider a machine with integrated freezing storage instead.
- Produces up to 65 pounds of clear dice ice per day for steady use
- Built-in drain pump enables placement where a standard drain is not convenient
- Front-breathing, reversible door and compact footprint allow undercounter or freestanding installation
- Removable 25 lb ice bin and automatic cleaning mode simplify handling and maintenance
- Not a freezer so stored ice will slowly melt if left unused in the bin
Verdict: Pick the MIM50P if you need a compact undercounter ice maker that reliably produces clear restaurant-quality cubes and includes a built-in drain pump for flexible installation.
Icyglee Under Counter Ice Maker
| Capacity | 100 pounds |
|---|---|
| Ice Production per Day | 100 pounds |
| Wattage | 198 watts |
| Voltage | 120 volts_of_alternating_current |
| Refrigerant | R290a |
This Icyglee under-counter ice maker is built for steady daily use in small commercial settings or busy home bars, delivering up to 100 pounds of clear ice every 24 hours with production cycles of roughly 8–16 minutes. It uses a high-performance compressor and three-layer insulation to produce slower-melting, crystal-clear cubes and lets you adjust ice thickness for different drinks. The built-in electric drain pump simplifies installation where a gravity drain is impractical, and the LCD controls, ice-full indicator, and 24-hour timer make operation and scheduling straightforward. Maintenance is easier with the one-touch self-cleaning program, though the unit needs to be run through the cleaning cycle before first use and kept upright 24 hours after delivery. At 198 watts and using R290a refrigerant, it balances energy use and cooling performance, but it is a dedicated ice machine so it requires a water hookup and occasional cleaning to maintain clarity and output. For anyone who needs reliable, high-volume under-counter ice with flexible installation, this model covers the essentials well.
Best for: Buyers who want a reliable under-counter ice source for a busy home bar or small commercial spot and value easy installation and low-maintenance controls.
Less Ideal for: Those who need only occasional ice for light household use or who cannot provide a plumbed water connection should consider smaller countertop units instead.
- Produces up to 100 pounds of clear ice per day with fast 8–16 minute cycles
- Built-in electric drain pump allows flexible under-counter or freestanding installation
- One-touch self-cleaning and an LCD timer make scheduling and maintenance simple
- Adjustable ice thickness and ice-full indicator improve usability for different beverages
- Requires a dedicated water hookup and routine cleaning to maintain ice quality
- Relatively high daily output may be unnecessary for light household use
Verdict: Choose this Icyglee under-counter unit when you need a high-output, drain-pump equipped ice maker that installs easily under a counter and reliably supplies clear ice.
EUHOMY Under Counter Ice Maker
| Ice Production per Day | 100 pounds |
|---|---|
| Capacity | 24 pounds |
| Voltage | 110 volts |
| Refrigerant | R290a |
This EUHOMY under-counter ice maker is a compact commercial-style unit intended for bars, small restaurants, hotels, and busy home kitchens that need a steady supply of clear ice. It produces up to 100 pounds of ice per day, makes batches every 10 to 18 minutes, and stores about 24 pounds in the bin so you have ready stock between cycles. The integrated electric drain pump is the standout for installations without a floor drain and makes placement more flexible, while the LCD control lets you set a 24-hour timer and adjust cube thickness for different drinks. A one-touch self-clean cycle simplifies maintenance, though the unit still requires a water supply and occasional manual care. The machine is a space-conscious built-in or freestanding option with a stainless exterior and R290a refrigerant. For buyers focused on value, it delivers strong daily output and practical installation features, but expect basic commercial-level noise and the usual upkeep associated with under-counter ice machines.
Best for: Buyers who need a lower-cost under-counter machine that reliably produces large daily volumes of clear ice and must install without a floor drain.
Less Ideal for: Those who prioritize near-silent operation or need a very large on-board ice storage capacity for long uninterrupted service.
- Produces up to 100 lbs of clear ice per day, suitable for high-demand use
- Built-in electric drain pump allows installation without a floor drain
- Compact under-counter design works as built-in or freestanding
- LCD controls with 24-hour timer and adjustable cube thickness
- One-touch self-clean function simplifies routine maintenance
- Storage bin holds 24 lbs, which can require frequent refill during peak demand
- Commercial-style noise level may be noticeable in quiet spaces
Verdict: A practical, budget-minded under-counter ice maker with a built-in drain pump that delivers commercial-level daily output and flexible installation.
EdgeStar IB450SSP Ice Maker
| Capacity | 50 pounds |
|---|---|
| Ice Production per Day | 50 pounds |
| Wattage | 414 watts |
| Voltage | 115 volts |
The EdgeStar IB450SSP is an undercounter clear ice maker built for steady daily output and installation where a drain connection is available. It produces up to 50 pounds of crescent-shaped ice per day, stores about 25 pounds in a removable bin, and uses a refrigerated system with R134a to make restaurant-quality clear cubes in sheets that require breaking apart. The stainless steel front and computerized controls make it straightforward to operate and the reversible door plus adjustable leveling legs let you fit it as a freestanding or built-in unit. The built-in drain pump simplifies placement since the unit can pump waste water out when a drain is not directly below, but the pump requires the unit to be within the pump hose length and professional installation is recommended. Expect solid daily production and durability from the commercial-style components, while accepting that the unit is not a freezer so long-term ice storage is limited and that the sheet production means you will need to break ice apart before serving.
Best for: Buyers who prioritize dependable daily ice production and a factory-quality undercounter unit with a built-in pump for flexible drain routing.
Less Ideal for: People who need individually molded cubes straight from the machine or those who require long-term frozen storage of ice in the unit.
- Produces up to 50 lb of clear crescent-shaped ice per day for high daily demand
- Internal drain pump allows flexible installation when a drain is not directly below
- Commercial-grade stainless steel door and removable ice bin for durability and easy access
- Computerized controls and reversible door simplify operation and placement
- Ice is produced in sheets that must be broken apart rather than individual cubes
- Not a freezer so stored ice will melt over time and storage capacity is limited
Verdict: Choose the EdgeStar IB450SSP if you need a robust undercounter ice maker with a built-in drain pump and reliable 50 lb/day clear ice production.
Scotsman CU50PA-1A Undercounter Ice Maker
| Capacity | 26 pounds |
|---|---|
| Wattage | 600 watts |
| Voltage | 115 volts |
| Refrigerant | R134a |
The Scotsman CU50PA-1A is an undercounter, air-cooled ice maker designed for commercial and heavy residential bar use where a reliable pump drain is required. It produces gourmet cube ice that melts slowly and helps keep drinks from diluting, and the unit stores about 26 pounds of ice while able to produce up to roughly 65 pounds in 24 hours under ideal conditions. The stainless steel cabinet and self-contained condenser make it suitable for undercounter installation and approved outdoor use, and the built-in pump drain removes the need for a floor drain or external plumbing drop. Controls include indicators for water condition and the unit ships with adjustable legs for leveling. Expect a robust appliance that requires a dedicated 115V/15A circuit and occasional maintenance like water filter changes and cleaning to maintain ice quality; it is large and heavy compared with portable machines and needs professional install for best results.
Best for: Buyers seeking a reliable, commercial-style undercounter ice maker with a pump drain for bars, small restaurants, or busy home bar setups who prioritize consistent ice quality and low-plumbing installation.
Less Ideal for: Casual users who need a lightweight, portable countertop machine or those without access to a dedicated 115V/15A circuit or professional installation.
- Built-in pump drain removes need for floor drain and eases undercounter installation
- Produces gourmet cube ice that is clear and slow-melting to preserve drink flavor
- Stainless steel exterior and commercial-grade construction suitable for heavy use
- Capable of high daily production (up to about 65 lb/24 hr) with 26 lb on-board storage
- Heavy and bulky, requiring professional installation and a dedicated circuit
- Uses R134a refrigerant which may be subject to future regulation or servicing constraints
Verdict: Choose the Scotsman CU50PA-1A when you want a durable undercounter ice maker with a factory-built pump drain that reliably produces clear, slow-melting gourmet cubes for busy bar or commercial use.
Choosing the Right Undercounter Ice Maker with a Drain Pump: Key Factors to Consider
Ice Production Capacity
How much ice a machine can produce in a 24-hour period determines whether it meets your household needs. Consider typical daily use patterns such as hosting frequency, cocktail service, or beverage station traffic. A higher production capacity reduces the chance of running out during peak use, but also requires more frequent cleaning cycles and a larger bin to store ice.
For undercounter installations, match capacity to realistic space and demand. A model that produces more ice than you can store will cycle more often, increasing wear. Conversely, underestimating demand forces frequent refills or brings ice shortages during gatherings.
Drain Pump Capacity and Lift
The drain pump's lift rating and flow rate determine where you can route drainage. Pumps with higher lift allow pumping to a sink drain or an elevated drain line, expanding installation options in finished cabinets or island locations. Check the pump's maximum vertical and horizontal distance to ensure compatibility with your planned drain route.
Pump durability matters because failures lead to water accumulation and service calls. Look for pumps designed for continuous intermittent duty with accessible housings for simple maintenance and replacement. Also consider whether the pump has a built-in float or sensor to prevent overflows.
Installation Requirements
Undercounter ice makers must fit within cabinetry and connect to water and electrical supplies. Verify unit dimensions, required ventilation clearances, and service access for filters or components. Some models need additional floor clips or braces; others require a dedicated 120V circuit. Confirm whether the unit needs a direct water line connection with a shutoff valve and whether a separate drain line adapter is included.
Ease of installation reduces labor costs and makes retrofits more practical. If you plan to place the unit in an island or under a bar, confirm the pump capability and that the plumbing route does not cross into other finished areas without proper protection.
Cleaning and Sanitation
Regular cleaning prevents scale buildup, mold, and off-flavors. Consider how easy it is to access the ice bin, remove panels for cleaning, and whether the machine supports simple descaling procedures. Models with built-in rinse or sanitizing cycles reduce the effort required and help maintain consistent ice quality.
Filter accessibility is also important. If the unit uses a water filter, placement and replacement frequency affect ongoing maintenance costs and convenience. Well-designed access points and clear service indicators shorten cleaning sessions and improve long-term reliability.
Noise Level and Vibration
Undercounter ice makers operate near living spaces, so operational noise and vibration influence comfort. Evaluate the noise profile during both ice-making cycles and pump operation. Units with insulated cabinets, anti-vibration mounts, or quieter compressors are preferable for open-plan kitchens and home bars.
Vibration can also impact cabinetry over time. Look for machines with stable feet or mounting options to minimize resonance. If the unit will be installed near seating areas or bedrooms, prioritize quieter designs to avoid disturbance.
Energy Use and Water Efficiency
Energy consumption affects long-term operating costs, while water usage matters where water supply or wastewater handling is constrained. Compare energy ratings where available and look for efficient compressor designs and insulated storage to reduce power draw. Some machines use slightly more water during harvest cycles; opt for models that balance ice quality with reasonable water use.
Consider how defrost or harvest cycles impact both energy and water. In mild-temperature home environments, a more efficient unit can reduce utility impact without sacrificing output.
Planning Your Drain Route
Map the intended drain path before you order an undercounter ice maker. Since the drain pump moves water vertically or horizontally, locate the nearest sink drain, floor drain, or condensate line and measure the vertical lift and run length so you can confirm pump compatibility. Include fittings and trap requirements in your measurements.
Account for clean-out access and avoid routing the drain through finished cabinetry openings without protective sleeves. If the pump must pass through a cabinet wall, use a grommet and secure the tubing to prevent chafing. Also consider local plumbing codes, as some jurisdictions require an air gap or specific trap configuration for pumped condensate.
- Measure vertical lift and horizontal run to the target drain
- Use protective sleeves when passing tubing through cabinetry
- Include an accessible clean-out or junction point
Electrical and Water Connections
Confirm the electrical requirements for the undercounter unit. Most home-ready ice makers use a standard 120V outlet, but some may want dedicated circuits or specific grounding. Plan for reachable outlets that remain accessible after installation for servicing.
Water supply should include a shutoff valve and a reliable line with adequate pressure. If your home water has high mineral content, plan to add a filtration or softening step to reduce scale buildup and extend the life of the ice maker and pump.
- Provide an accessible shutoff valve for the water line
- Allow enough slack in supply lines for service removal
- Consider a sediment or carbon filter for taste and scale prevention
Maintaining Pumped Drain Systems
Routine maintenance keeps the drain pump and associated tubing functioning. Inspect the pump and tubing periodically for blockages, algae, or salt buildup. Clear debris from the float assembly and test the pump activation by adding a small amount of water to the drain pan and watching for correct operation.
Replace any soft tubing that shows signs of wear and ensure clamps remain tight. If your machine has a serviceable pump cartridge, follow the manufacturer interval for servicing. Regular sanitization of the ice bin and internal water pathways helps prevent odors and extends component life.
- Inspect pump and tubing every 3 months
- Sanitize ice bin and water paths per schedule
- Test pump operation after winter or long idle periods
Noise Mitigation Tips
Place the unit on a solid, level surface and use anti-vibration pads if the manufacturer recommends them. Avoid installing directly adjacent to lightweight cabinetry panels that can amplify sound. Ensure the machine has adequate airflow around vents to prevent the compressor from working harder and getting louder.
If noise is a major concern, locate the ice maker in a cabinet space with sound-absorbing insulation or choose a unit with a lower-rated decibel output. Pump cycles are intermittent and generally quieter than compressor cycles, but routing pump tubing loosely can transmit vibration into cabinets if not properly secured.
- Use anti-vibration pads or mounts
- Secure tubing to prevent rattle
- Ensure proper ventilation to reduce compressor strain
Sizing the Ice Bin and Storage Needs
An adequate ice bin stores enough ice for typical peaks without frequent harvesting. For home use, balance bin size with planned daily production and available cabinetry depth. Larger bins reduce the need for constant production but increase the surface area where frost or clumping can form if the bin is not regularly used or stirred.
If you expect intermittent heavy use, prioritize a machine with a faster harvest cycle and consistent cube quality over a slightly larger storage bin. Consistency in cube shape and hardness affects how the ice stacks and melts, which in turn affects usable storage.
- Match bin capacity to expected peak use
- Consider bin access for scooping and cleaning
- Stir or agitate stored ice in low-use situations to prevent clumping
How We Chose the Best Undercounter Ice Maker with a Drain Pump
We limited our selection to undercounter ice makers that include an integrated drain pump or offer a factory-installed pump option. That requirement removes models that rely solely on gravity drainage or require separate condensate management. Our editorial filters emphasized functional performance metrics that matter for home installations rather than commercial throughput. Key evaluation criteria included daily ice production at normal household water temperatures, consistency of cube formation, and pump lift capacity and reliability. We also examined installation complexity such as required clearances, water and power connections, and whether the unit supports standard undercounter cabinetry. Ease of cleaning and access to the ice bin, plus sanitation features that reduce scale and bacterial buildup, were additional deciding factors. Energy efficiency and noise profile were considered because they affect daily comfort in a residential setting. We excluded commercial-only units designed for high-volume restaurants or machines that need specialized, hard-to-source components. Units with unclear specification sheets or limited serviceability information were also dropped. The final list balances practical installation, dependable drainage, and routine maintenance needs for home use.
Our full evaluation process is outlined in our review methodology.
FAQ
Do I need a drain pump for every undercounter ice maker?
Not always. A drain pump is necessary when a gravity drain is not available or when the nearest drain is above the ice maker's outlet. If you can route drainage downhill directly to a floor or sink drain, a pump is not required. Choose a pumped unit when installation placement or cabinet layout prevents gravity drainage.
How often should I service the pump and tubing?
Inspect the pump and tubing at least every three months for blockages and wear. More frequent checks are advisable in hard-water areas or heavy-use situations. Perform a full sanitization of the ice bin and internal water paths according to the unit's maintenance schedule, often every 1 to 3 months.
Can the pump route waste to a garbage disposal or sink drain?
Yes, many pumps can discharge to a sink drain or disposal if the vertical lift and run are within the pump's rated capacity. Confirm the pump's maximum lift and ensure any connections meet local plumbing code, including traps or air gaps if required.
Will a drain pump make the unit much noisier?
Drain pumps add intermittent mechanical noise during harvest and pump cycles, but they are typically quieter than the compressor. Proper mounting, anti-vibration measures, and secure tubing routing greatly reduce transmitted noise. Choose quieter models if the unit will sit near living or sleeping areas.
Is special tubing required for pumped drains?
Most undercounter units use flexible PVC or polyethylene tubing sized to the pump outlet. Ensure tubing is rated for wastewater and resists kinking. Use proper clamps and grommets at penetration points, and select tubing length that avoids tight bends to maintain reliable flow.
Final Verdict
When choosing an undercounter ice maker with a drain pump, prioritize the pump's lift and reliability alongside realistic daily ice production. Installation flexibility, including electrical and water access, should guide placement decisions so the unit integrates cleanly into your cabinetry. Balance bin capacity and ease of cleaning with noise and energy considerations. If you plan installations away from a gravity drain, a well-specified pumped unit simplifies placement and reduces remodeling. Focus on pump specs, serviceability, and maintenance needs to choose a model that delivers dependable ice with minimal fuss.