The LGLDPH5554S dishwasher brings together powerful cleaning performance, advanced drying technology and smart connectivity in a sleek 24" built‑in design that fits seamlessly into most standard kitchen openings. With a generous capacity of up to 15 place settings, it’s ideal for busy households that need to handle everything from everyday dishes to larger dinner parties in fewer loads. At the heart of this model is QuadWash® Pro, an upgraded wash system that uses high‑pressure multi‑directional spray arms and microbubble technology to deliver significantly more cleaning power than conventional two‑arm systems, helping to break down stubborn, baked‑on food without the need for excessive pre‑rinsing. Complementing that deep‑clean performance is Dynamic Heat Dry™, which circulates hot air throughout the stainless steel tub for faster, more thorough drying that leaves dishes cabinet‑ready while being gentle enough not to warp most plastics. For those nights when you’re short on time, the leading 1‑Hour Wash & Dry cycle combines these technologies to give you sparkling, table‑ready dishes in about an hour, a convenience feature that many standard dishwashers simply can’t match. Everyday use is made easier and quieter with LoDecibel™ operation at just 46 dB, so conversations and TV time can continue uninterrupted while the dishwasher runs in the background. Inside, the EasyRack™ Plus system with a fixed 3rd rack offers flexible loading options, allowing you to adjust tines and rack heights to accommodate tall stemware, wide bowls and bulky cookware while still making room for cutlery and utensils on the upper level. Built‑in leak detection adds peace of mind by monitoring for potential water issues, and the durable NeveRust™ stainless steel tub is designed for long‑term reliability. Rounding out the feature set, LG ThinQ® smart technology lets you monitor cycles, receive notifications and access additional convenience features from your compatible smartphone, integrating this dishwasher into your connected home. Altogether, the LGLDPH5554S stands out in its class by combining QuadWash® Pro, Dynamic Heat Dry™, and a true 1‑Hour Wash & Dry program with quiet performance and smart control, making it a compelling upgrade for anyone looking to streamline kitchen cleanup.
• QuadWash® Pro technology – uses high‑pressure multi‑motion spray arms and microbubbles to deliver up to 38% more cleaning power for stubborn, baked‑on food. • Dynamic Heat Dry™ system – circulates hot air throughout the tub for faster, more complete drying that won’t melt most plastics. • LG ThinQ® smart technology – lets you start/stop cycles, monitor status, receive alerts and download cycles from your smartphone or compatible voice assistant. • ThinQ® Auto Leak Detection – monitors water supply, drainage and potential leaks and sends alerts for added peace of mind. • LoDecibel™ 46 dBA operation – runs at a quiet 46 decibels so conversations, TV watching or naptime are not disturbed. • EasyRack™ Plus adjustable system – offers three height settings and folding tines so you can reconfigure racks to fit tall stemware, large pots and bulky items. • PrintProof® stainless finish – resists fingerprints and smudges for an easier‑to‑maintain, premium stainless look. • NeveRust™ stainless steel tub – durable interior resists rust and staining while helping improve drying performance over time. • Inverter DirectDrive™ motor – efficient, low‑vibration motor with fewer moving parts for quiet, reliable performance backed by a long limited warranty. • ThinQ Care™ support – provides usage, maintenance and diagnostic alerts to help prevent issues and optimize performance. • SmartDiagnosis™ feature – allows service technicians or the LG app to quickly analyze issues for faster troubleshooting. • ENERGY STAR® certified efficiency – meets strict energy‑saving standards to help reduce electricity use and utility bills.
• 1‑Hour Wash & Dry cycle – combines powerful cleaning and Dynamic Heat Dry™ to deliver table‑ready dishes in about an hour. • 9 wash cycles – includes Auto, Heavy, Normal, Delicate, 1‑Hour, Express, Rinse, Machine Clean and a Download cycle for flexible cleaning options. • 7 wash options – Flex Zone, High Temp, Dry Boost, Delay Start (up to 12 hours), Control Lock, Night Dry and Remote Start for fine‑tuning each load. • Flex Zone option – targets specific zones or racks with different wash intensities to protect delicate items while powering through heavily soiled dishes. • Vario Wash function – allows softer spray on the upper rack and stronger spray on the lower rack in the same cycle. • SenseClean™ wash system – uses a turbidity (soil) sensor to adjust water use and cycle time based on how dirty the load is. • Soil (turbidity) sensor – detects water clarity and automatically optimizes wash performance and efficiency. • Three spray arms (top, upper, lower) – provide multi‑level coverage to reach every corner of the tub. • Anti‑bacterial treated drain hose – helps inhibit bacterial growth in the drain line for a more hygienic system. • Hidden water heater – safely heats water to higher temperatures for improved cleaning and sanitizing.
• Top‑control design with hidden LED display – keeps controls out of sight when the door is closed for a sleek, modern look while remaining easy to read when open. • 15‑place‑setting capacity – accommodates large family meals and entertaining with room for up to 15 place settings in a single load. • 3rd rack for utensils and small items – adds extra loading space for flatware, long utensils and small cups that might otherwise need handwashing. • BPA‑free nylon‑coated racks and tines – protect dishes and resist chipping and rust for long‑lasting durability. • Fold‑down tines (upper and lower) – create flat areas to fit bowls, pots, pans and odd‑shaped items more easily. • Adjustable upper rack height – moves up or down to make room for tall glasses above or large cookware below. • Cutlery baskets included – organize silverware and small utensils for thorough cleaning and easy unloading. • Balanced door design – allows the door to open smoothly and stay in place at various angles for safer loading and unloading.
• Built‑in leak detection and safety float switch – monitors for leaks and shuts off water if an issue is detected to help protect floors and cabinets. • Control Lock (child lock) function – disables the control panel to prevent accidental or unwanted changes to settings. • End‑of‑cycle indicator – beeps and shows “END” on the display so you know when dishes are ready. • Time‑remaining display – shows how much time is left in the current cycle to help you plan around dishwashing. • Night Dry option – periodically circulates air after the cycle ends to reduce moisture buildup when dishes sit overnight. • Delay Start (1–12 hours) – lets you schedule cycles to run later, such as during off‑peak energy hours or while you’re away.
• LoDecibel™ sound insulation package – includes damping sheets and sound‑absorbing materials around the tub and base to minimize operating noise. • PrintProof® finish color options – available in PrintProof® stainless steel and PrintProof® black stainless steel to match different kitchen styles. • Pocket or bar‑style handle (model‑specific) – offers a comfortable grip and streamlined appearance on the dishwasher door. • Standard 24‑inch built‑in size – fits most existing dishwasher cutouts for straightforward replacement or installation.
• Energy use around 238 kWh/year – designed to deliver strong cleaning performance while keeping annual energy consumption low. • Comprehensive limited warranty coverage – includes 1‑year parts and labor, extended coverage on control board and racks, and long‑term coverage on the DirectDrive motor and stainless tub (terms vary by region).
Manufacturer's Warranty: 1 year
Canadian model: LDPH5554S
Canadian UPC: 048231347709
EAN: 0048231347709
Recommended by Consumer Reports
LDPH5554S - Recommended by Consumer Reports
Consumer Reports rated the LG LDPH5554S as a top-contender in washing performance and energy efficiency. SEE REVIEW SUMMARY
LG's Leading 1-Hour Wash & Dry
LDPH5554S - LG's Leading 1-Hour Wash & Dry
LG's exclusive QuadWash® Pro and Dynamic Heat Dry™ technologies combine to deliver our leading 1-hour wash and dry cycle for sparkling, table-ready dishes in less time. So you can spend more time on what matters.
Pro-Level Cleaning Performance
LDPH5554S - Pro-Level Cleaning Performance
Tackle post-dinner cleanup like a pro with the enhanced cleaning power of QuadWash® Pro. High-pressure jets with more cleaning power , spray dishes from multiple angles, while soaking them with over one million microbubbles to help break down stubborn food residue and provide exceptional cleaning performance.
Drier than Ever
LDPH5554S - Drier than Ever
Our Dynamic Heat Dry™ technology circulates hot air throughout the dishwasher for faster, more complete drying that won't melt your plastics, delivering sparkling, table-ready dishes right off the rack.
Sleek Exterior Design
LDPH5554S - Sleek Exterior Design
Top controls with LED display are easy to see and use when the dishwasher door is open but hidden from view when the door is closed, for a seamless look that's also easy to clean.
Resists Smudges for an Effortless Shine
LDPH5554S - Resists Smudges for an Effortless Shine
PrintProof® finish resists fingerprints and smudges to keep your kitchen looking its best. Available in black and classic stainless steel, now you can have all of the things you love about stainless steel appliances-the premium look, the professional-grade durability-without the need for special cleaners or constant attention. Plus, it easily wipes clean with a soft, dry cloth.
Keep an Eye on the Clock
LDPH5554S - Keep an Eye on the Clock
Conveniently manage your time with a hidden LED display that counts down the remaining cycle time. When the dishwasher is not in use, the display disappears for a sleek look
Built In Leak Protection for Peace of Mind
LDPH5554S - Built In Leak Protection for Peace of Mind
ThinQ monitors water supply, drainage and leakage and will notify you if any issues arise after installation. Built right in for worry-free operation. Compatible models with ThinQ Care will alert you as soon as there is an issue.
A Smarter Home Starts with the LG ThinQ® App
LDPH5554S - A Smarter Home Starts with the LG ThinQ® App
The ThinQ app 4 offers control and convenience for smart LG appliances to help you simplify life and enjoy the comforts of home. Manage and monitor your dishwasher remotely, track and download cycles, connect with Google or Alexa voice assistants, and more. ThinQ Care appliances send usage, maintenance, and diagnostic alerts to notify you of potential issues like water leakage. Learn more.
A Convenient Spot for Hard-to-Fit Items
LDPH5554S - A Convenient Spot for Hard-to-Fit Items
From flatware to long-handled utensils to mini tart pans, items that may otherwise need to be washed by hand finally have their place in the dishwasher. The convenient 3rd rack holds more items so you can save time and wash fewer loads.
So Quiet, You Can Use Your Indoor Voice
LDPH5554S - So Quiet, You Can Use Your Indoor Voice
Now you can run the dishwasher whenever you want-day or night. The 46 dB cleaning cycle is whisper-quiet, so you won't have to worry about interrupting post-dinner-party conversations or naptime. Especially important for homes with open floor plans where sound readily travels from room to room.
More Flexibility Means No Dish Gets Left Behind
LDPH5554S - More Flexibility Means No Dish Gets Left Behind
EasyRack® Plus lets you fit more dishes, run fewer loads and make short work of after-dinner cleanup. With three height settings, the upper rack adjusts effortlessly and smoothly to make room for tall stemware on top or oversize pans below. Customizable tines offer greater flexibility for loading dishes of all shapes and sizes without compromising cleaning performance.