BaByliss ST492E

BaByliss ST492E Steam Straight Hair Straightener

Model: ST492E | Brand: BaByliss

1. Introduction

The BaByliss ST492E Steam Straight professional hair straightener is designed to provide efficient hair straightening while hydrating and protecting your hair. It utilizes steam technology for smooth, shiny, and long-lasting results. Key features include wide ceramic diamond plates, a removable comb, and an ionic function to reduce frizz. With five digital temperature settings, you can customize the heat for your specific hair type. The Advanced Ceramics™ heating system ensures rapid and precise heat-up, delivering consistent straightening across each strand. For user convenience and safety, the straightener includes a heat-resistant mat, automatic shut-off, and a 2.5-meter swivel cord.

2. Safety Warnings

Please read all safety instructions carefully before use to prevent injury or damage.

  • Do not use this appliance near water, such as in bathrooms, near sinks, or other vessels containing water.
  • Always unplug the appliance immediately after use and before cleaning.
  • Keep the appliance out of reach of children.
  • Allow the appliance to cool completely before storing.
  • Do not wrap the power cord around the appliance.
  • Do not use the appliance if the power cord is damaged. Contact customer support for repair.
  • Avoid direct contact with the heated plates and scalp. Do not apply near eyes.
  • Use the straightener only on clean, dry hair.

3. Product Features

  • Steam Function: Hydrates and protects hair during straightening.
  • Wide Ceramic Diamond Plates (39mm): Ensures efficient straightening, even on long or thick hair.
  • Removable Straightening Comb: Assists in detangling and guiding hair for smoother results.
  • Ionic Function: Reduces frizz for a smooth and shiny finish.
  • 5 Digital Temperature Settings: Adjustable from 150°C to 230°C to suit various hair types.
  • Advanced Ceramics™ Heating System: Provides fast heat-up and consistent temperature.
  • Automatic Shut-off: Enhances safety by turning off after a period of inactivity.
  • 2.5m Swivel Cord: Offers flexibility and ease of use.
  • Heat-Resistant Mat: For safe placement during and after use.

4. Setup

  1. Unpack: Carefully remove the straightener and all accessories from the packaging.
  2. Water Reservoir (for Steam Function): If you intend to use the steam function, locate the integrated water reservoir. Open the reservoir cap and fill it with distilled water. Close the cap securely.
  3. Attach Comb (Optional): If desired, attach the removable straightening comb to the plates as shown in the diagram below.
BaByliss ST492E Steam Straightener with removable combs
Image: The BaByliss ST492E Steam Straightener showing the removable straightening combs.

5. Operating Instructions

  1. Plug In: Connect the straightener to a suitable power outlet.
  2. Power On & Heat Up: Press and hold the power button. The straightener will begin to heat up, typically reaching the desired temperature in approximately 30 seconds, indicated by the digital display.
  3. Select Temperature: Use the '+' and '-' buttons to select one of the five temperature settings (150°C, 170°C, 190°C, 210°C, 230°C) appropriate for your hair type.
  4. Activate Steam (Optional): If using the steam function, ensure the water reservoir is filled. The steam function will activate automatically when the plates are closed and the steam button is pressed.
BaByliss ST492E Steam Straightener digital temperature controls
Image: Close-up of the digital temperature controls and power button on the BaByliss ST492E.
  1. Straighten Hair: Take a small section of dry, detangled hair. Place the hair between the ceramic plates, close them gently, and glide the straightener slowly and evenly from roots to ends. For curly or thick hair, the removable comb can assist in guiding the hair.
BaByliss ST492E Steam Straightener in use with visible steam
Image: The BaByliss ST492E Steam Straightener in operation, showing steam being emitted from the plates.
  1. Finish: Repeat for all sections of hair until desired style is achieved.
  2. Power Off & Unplug: Once finished, press and hold the power button to turn off the appliance. Unplug it from the power outlet.

6. Maintenance

  • Cleaning Plates: Ensure the straightener is unplugged and completely cool. Wipe the ceramic plates with a soft, damp cloth to remove any product residue. Do not use abrasive cleaners or harsh chemicals.
  • Water Reservoir: Regularly empty and rinse the water reservoir, especially if not using the steam function for an extended period. Use distilled water to prevent mineral buildup.
  • Storage: Store the cooled straightener in a safe, dry place. Do not wrap the cord tightly around the appliance.

7. Troubleshooting

Problem Possible Cause Solution
Straightener does not turn on. Not plugged in correctly; power outlet issue; appliance fault. Check power connection. Try a different outlet. If problem persists, contact customer support.
No steam is produced. Water reservoir empty; steam function not activated; mineral buildup. Fill the water reservoir. Ensure steam button is pressed. Clean reservoir if mineral buildup is suspected.
Hair is pulling or snagging. Hair not fully detangled; plates not clean; comb not properly attached. Ensure hair is thoroughly brushed. Clean plates. Re-attach comb securely.

8. Specifications

  • Model Number: ST492E
  • Brand: BaByliss
  • Plate Material: Ceramic Diamond
  • Plate Width: 39mm
  • Temperature Settings: 5 (150°C - 230°C)
  • Heat-up Time: Approximately 30 seconds
  • Power Source: Corded Electric
  • Cord Length: 2.5 meters (swivel cord)
  • Dimensions (L x W x H): 35.6 x 4.5 x 4.5 cm
  • Weight: 399 Grams
  • Color: Black

9. Warranty and Support

The BaByliss ST492E Steam Straight hair straightener is covered by a 5-year manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.

For technical support, troubleshooting assistance, or warranty service, please contact BaByliss customer support through their official website or the contact information provided in your product packaging.

© 2026 BaByliss. All rights reserved.

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