Verified specifications
What the official sources support
Official product information
Product details and core capabilities
These details come from the manufacturer’s product page. Performance figures are manufacturer claims, not independent test results.
Cleaning power
11,000 Pa Vormax
The official page lists five suction levels and a maximum of 11,000 Pa for hard floors and carpets.
See official evidence ↓Edge reach
MopExtend · up to 4 cm reach
MopExtend RoboSwing reaches up to 4 cm under low furniture; the page states up to 99% edge and corner coverage and 1 mm edge proximity.
See official evidence ↓Side-brush lifting
10 mm lift
The side brush can rise by 10 mm together with the mop and main brush to keep wet and dry tasks separated.
See official evidence ↓Hair management
Optional TriCut brush
The anti-tangle TriCut brush is sold separately and routes cut hair into the dust box.
See official evidence ↓Navigation and avoidance
Omni-sensitive obstacle avoidance
The official product page describes an obstacle-avoidance system intended to navigate around household objects while maintaining coverage.
See official evidence ↓Dock automation
65°C wash · warm-air drying
The base washes the mop and washboard at up to 65°C, dries mops with warm air and automates routine maintenance functions.
See official evidence ↓Carpet strategy
Lift, avoid or intensive clean
Carpet behavior is configurable in Dreamehome, including mop lifting and cleaning strategies suited to different carpet types.
See official evidence ↓App control
Dreamehome
The app provides mapping, room cleaning, suction and water controls, schedules and supported dock settings.
See official evidence ↓
Identity before compatibility
Match the exact sales name and official model record before applying an accessory, app or troubleshooting instruction to Dreame L40 Ultra. A similar shell, dock or marketplace title is not an identity match.
How to use the specification table
The values above are manufacturer-stated facts, not independent performance tests. Keep the unit and source attached: for example, Maximum suction 11,000 Pa and Robot model code RLX53SE.
App and account scope
The cited material identifies Dreamehome for this model. It does not prove that accounts, servers, voice features or firmware are portable between sales regions.
Regional and safety boundary
The English and Chinese guides use the same verified facts. Market-specific services, voltage, dock variants and warranty remain Unknown unless a direct regional policy is cited. Do not use this identity page as an electrical-repair procedure.
FAQ
Dreame L40 Ultra frequently asked questions
8 answers are mapped directly to the official evidence on this page.
01What should I know about cleaning power?
11,000 Pa Vormax. The official page lists five suction levels and a maximum of 11,000 Pa for hard floors and carpets.
View the supporting official source ↓02What should I know about edge reach?
MopExtend · up to 4 cm reach. MopExtend RoboSwing reaches up to 4 cm under low furniture; the page states up to 99% edge and corner coverage and 1 mm edge proximity.
View the supporting official source ↓03What should I know about side-brush lifting?
10 mm lift. The side brush can rise by 10 mm together with the mop and main brush to keep wet and dry tasks separated.
View the supporting official source ↓04What should I know about hair management?
Optional TriCut brush. The anti-tangle TriCut brush is sold separately and routes cut hair into the dust box.
View the supporting official source ↓05What should I know about navigation and avoidance?
Omni-sensitive obstacle avoidance. The official product page describes an obstacle-avoidance system intended to navigate around household objects while maintaining coverage.
View the supporting official source ↓06What should I know about dock automation?
65°C wash · warm-air drying. The base washes the mop and washboard at up to 65°C, dries mops with warm air and automates routine maintenance functions.
View the supporting official source ↓07What should I know about carpet strategy?
Lift, avoid or intensive clean. Carpet behavior is configurable in Dreamehome, including mop lifting and cleaning strategies suited to different carpet types.
View the supporting official source ↓08What should I know about app control?
Dreamehome. The app provides mapping, room cleaning, suction and water controls, schedules and supported dock settings.
View the supporting official source ↓Traceable by design
Evidence used for this page
01Dreame L40 Ultra Robot VacuumDreame US · T1 · checked 2026-08-28
Evidence locator: Highlights, battery section and package list
Scope: US · product
Open first-party source ↗02Dreame L40 Ultra user manual — U.S. versionDreame Support · T1 · checked 2026-08-28
Evidence locator: Specifications: robot model RLX53SE; base-station model RCXE0307-5
Scope: US · manual
Open first-party source ↗Last reviewed
Sources, model scope and market applicability were reviewed.