Ultenic U18 Pro

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Ultenic U18 Pro Cordless Stick Vacuum Cleaner User Manual

Model: U18 Pro | Brand: Ultenic

1. Product Overview

The Ultenic U18 Pro is a powerful cordless stick vacuum cleaner designed for efficient cleaning of various surfaces in your home and car. It features a robust 55kPa suction power, a long-lasting battery providing up to 80 minutes of runtime, and a flexible tube for enhanced maneuverability. This manual will guide you through its features, assembly, operation, and maintenance.

Ultenic U18 Pro Cordless Stick Vacuum Cleaner

Image: The Ultenic U18 Pro Cordless Stick Vacuum Cleaner in use, highlighting its design and functionality.

2. What's in the Box

Before assembly, ensure all components are present in the packaging. The Ultenic U18 Pro comes with a comprehensive set of accessories to meet diverse cleaning needs.

Ultenic U18 Pro included accessories

Image: A visual representation of all components included with the Ultenic U18 Pro, such as the main unit, motorized brush, battery, various nozzles, wall mount, charger, cleaning brush, filters, and user manual.

  • Main Vacuum Unit
  • Motorized Floor Brush
  • Rechargeable Battery
  • Wide Flat Nozzle
  • Standard Flat Nozzle
  • Mini-Brush
  • Flexible Tube
  • HEPA Filters (x2)
  • Wall Mount Support
  • Power Adapter/Charger
  • Cleaning Brush
  • User Manual & Warranty Card

3. Setup

3.1 Assembly

  1. Attach the main vacuum unit to the extension tube.
  2. Connect the motorized floor brush to the other end of the extension tube.
  3. Insert the fully charged battery into the main unit until it clicks into place.

3.2 Charging and Wall Mount Installation

For convenient storage and charging, install the 2-in-1 wall mount in a suitable location near a power outlet.

Ultenic U18 Pro wall mount and charging

Image: The Ultenic U18 Pro stored on its wall-mounted charging dock, connected to a power outlet.

  1. Select a wall location that is dry, stable, and within reach of a power outlet.
  2. Secure the wall mount to the wall using the provided screws and anchors.
  3. Connect the power adapter to the wall mount and plug it into the outlet.
  4. Place the vacuum cleaner onto the wall mount for charging. The battery indicator on the LED display will show charging status.

4. Operating Instructions

4.1 Power On/Off and Mode Selection

Press the power button to turn the vacuum on or off. Use the mode selection button on the handle to switch between cleaning modes.

Ultenic U18 Pro LED display showing modes

Image: Close-up of the intelligent LED display on the Ultenic U18 Pro, showing battery level, current mode (Floor, Carpet, Turbo), and visual alerts.

  • Floor Mode: Ideal for hard floors and light debris, offering up to 80 minutes of runtime.
  • Carpet Mode: Increased suction for carpets and rugs, providing up to 45 minutes of runtime.
  • Turbo Mode: Maximum suction for stubborn dirt and deep cleaning, with up to 25 minutes of runtime.
Ultenic U18 Pro suction modes and runtime

Image: Diagram illustrating the different suction modes (Floor, Carpet, Turbo) and their corresponding approximate runtimes.

4.2 Using Specialized Features

  • GreenEye Technology: The motorized brush head features LED lights to illuminate dust and debris on the floor, making hidden dirt visible for thorough cleaning.
Ultenic U18 Pro GreenEye Technology

Image: The vacuum's brush head with GreenEye LED lights illuminating dust on a floor, demonstrating precise cleaning in corners.

  • Flexible Tube: The ergonomic foldable tube allows you to easily reach under furniture and into tight spaces without bending or straining.
  • Self-Standing Function: The vacuum can stand upright on its own, providing convenience for quick pauses during cleaning or when changing accessories.
Ultenic U18 Pro flexible tube and self-standing feature

Image: The Ultenic U18 Pro demonstrating its flexible tube for cleaning under a sofa and its self-standing capability.

4.3 Using Accessories

Attach the appropriate accessory directly to the main unit or the flexible tube for specialized cleaning tasks.

Ultenic U18 Pro accessories in use

Image: Various accessories of the Ultenic U18 Pro, including the wide flat nozzle for mattresses, mini-brush for car interiors, and standard flat nozzle for crevices, shown in use.

  • Wide Flat Nozzle: Excellent for cleaning mattresses, sofas, and other upholstered surfaces.
  • Mini-Brush: Ideal for car seats, pet hair on upholstery, and smaller, intricate areas.
  • Standard Flat Nozzle: Perfect for reaching into narrow gaps, corners, and edges.

5. Maintenance

Regular maintenance ensures optimal performance and extends the lifespan of your vacuum cleaner.

5.1 Emptying the Dustbin

The 1.6-liter dustbin capacity allows for extended cleaning sessions. Empty it regularly to maintain suction power.

Ultenic U18 Pro dustbin emptying

Image: Steps for emptying the Ultenic U18 Pro dustbin with a single click, showing the dustbin capacity and washable design.

  1. Hold the main unit over a trash can.
  2. Press the dustbin release button to open the bottom flap and empty the contents.
  3. Close the flap securely after emptying.

5.2 Cleaning the Filters

The Ultenic U18 Pro features a 6-layer advanced filtration system, including a HEPA filter. Clean filters regularly to prevent clogging and maintain air quality.

Ultenic U18 Pro filter cleaning steps

Image: A four-step guide to cleaning the Ultenic U18 Pro, showing how to empty the dustbin, remove the HEPA filter, wash it under water, and allow it to air dry.

Ultenic U18 Pro 6-layer filtration system diagram

Image: Detailed diagram of the Ultenic U18 Pro's 6-level filtration system, including the dustbin, stainless steel filters, fine dust cyclonic filtration, sponge filters, HEPA filter, and exhaust HEPA filter.

  1. Twist and pull to remove the filter assembly from the main unit.
  2. Separate the HEPA filter and other filter components.
  3. Rinse the washable filters under running water until clean. Do not use detergents.
  4. Allow all filter components to air dry completely for at least 24 hours before reassembling and placing them back into the vacuum. Ensure they are completely dry to prevent damage.

5.3 Cleaning the Anti-Tangle Brush

The anti-tangle brush is designed to minimize hair entanglement, but occasional cleaning may still be necessary.

Ultenic U18 Pro anti-tangle brush technology

Image: Comparison showing a classic brush with tangled hair versus the Ultenic U18 Pro's Tangle-Free Technology brush, designed to prevent hair from getting stuck.

  1. Turn off the vacuum and detach the motorized floor brush.
  2. Locate the brush roll release mechanism (usually a latch or button) and remove the brush roll.
  3. Use the provided cleaning tool or scissors to carefully cut and remove any tangled hair or fibers from the brush roll.
  4. Reinsert the brush roll and secure it in place.

6. Troubleshooting

If you encounter issues with your Ultenic U18 Pro, refer to the following common troubleshooting steps:

ProblemPossible CauseSolution
Vacuum does not turn onBattery not charged or improperly installed.Ensure battery is fully charged and correctly inserted. Check power adapter connection.
Low suction powerDustbin full, filters clogged, or blockage in the hose/brush.Empty dustbin. Clean or replace filters. Check for and remove any blockages.
Brush roll not spinningHair/debris tangled in brush, or brush motor issue.Clean brush roll of any obstructions. If problem persists, contact support.
Short runtimeBattery not fully charged, or operating in high power mode.Ensure battery is fully charged. Use appropriate power mode for the task. Battery life naturally degrades over time.
Unusual noiseBlockage, loose part, or motor issue.Check for blockages in the nozzle, tube, or brush head. Ensure all parts are securely assembled. If noise persists, discontinue use and contact support.

For issues not covered here, please refer to the support section or contact customer service.

7. Specifications

BrandUltenic
Model NumberU18 Pro
ColorRed
Product Dimensions (L x W x H)29 x 30 x 110 cm
Weight3.34 Kilograms
Capacity1.6 Liters
Power600 Watts
Voltage29.6 Volts
MaterialPlastic
Noise Level62 Decibels
RuntimeUp to 80 minutes
Special Features55KPa Suction, 80Min Autonomy, Six-Layer Filtration, GreenEye Technology, Foldable and Flexible Tube
Filter TypeHEPA Filter
Surface RecommendationAll floors
Power SourceBattery Powered
CordlessYes
Batteries1 A - included
Country of OriginChina

8. Warranty and Support

Ultenic is committed to providing reliable products and excellent customer service.

Ultenic customer support options

Image: Icons representing various customer support channels and warranty information provided by Ultenic.

  • Warranty: Your product is covered by a warranty of up to 30 months. Please refer to the included warranty card for specific terms and conditions.
  • Free Returns: Enjoy 30 days of free returns.
  • Customer Support: For any questions or assistance, our customer service team is available via:
    • App Live Chat
    • 24/7 Email Assistance
    • Europe / UK Service Center
  • Benefits: Unlock additional benefits by registering your product.

For further details, please visit the official Ultenic website or contact our support team directly.

© 2026 Ultenic. All rights reserved.

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