1. Product Overview
The Ikea LIDKULLEN active sit/stand support is designed to promote an active sitting posture, which can improve overall body posture and well-being. Its intelligent mechanism encourages constant movement, strengthening muscles and the spine for a naturally healthy posture. This support facilitates easy transitions between sitting and standing positions, contributing to better work performance and comfort throughout the day. The product features a dark grey fabric seat and a sturdy metal frame.

Image 1.1: The Ikea LIDKULLEN Active Sit/Stand Support integrated into a modern office setting, demonstrating its use with a standing desk.
2. Safety Information
- Maximum Weight Capacity: Do not exceed 110 kg (242 lbs) on this support. Exceeding this limit may cause instability and potential injury.
- Assembly: Ensure the product is assembled correctly according to the provided assembly instructions to guarantee stability and safe operation. Incorrect assembly can lead to tipping or structural failure.
- Placement: Use the support on a flat, stable surface. Avoid uneven floors or slippery surfaces.
- Regular Inspection: Periodically check all fasteners and connections to ensure they remain tight. Retighten if necessary.
- Children and Pets: Keep children and pets away from the product during assembly and ensure they do not play with or on the support unsupervised.
3. Setup and Assembly
Detailed assembly instructions are provided separately with your Ikea LIDKULLEN Active Sit/Stand Support. Please refer to these instructions for step-by-step guidance on how to assemble the product correctly. It is crucial to follow all steps precisely to ensure the stability and safety of the support.
Key Assembly Points:
- Ensure all components are present before beginning assembly.
- Tighten all screws and fittings firmly, but do not overtighten.
- Verify the stability of the support before first use.
4. Operating Instructions
The LIDKULLEN support is designed for active sitting, allowing for dynamic movement while seated. To adjust the height, locate the adjustment lever (typically under the seat) and lift it while applying slight pressure to the seat to move it up or down. Release the lever at your desired height.
This support encourages a natural, slightly tilted posture, engaging core muscles and promoting better circulation. It is ideal for use with height-adjustable desks, allowing seamless transitions between sitting and standing work positions.

Image 4.1: A user demonstrating the active sitting posture on the LIDKULLEN support at a standing desk, highlighting its ergonomic benefits.

Image 4.2: A detailed view of the seat's underside, showing the mechanism that allows for active movement and height adjustment.
5. Maintenance and Care
To ensure the longevity and hygiene of your Ikea LIDKULLEN Active Sit/Stand Support, follow these care instructions:
- Fabric Cover: The fabric cover is removable and machine-washable. For best results, wash according to the care label instructions, typically a gentle cycle with cold water. Do not bleach or tumble dry. Air dry only.
- Frame and Base: Wipe the metal frame and base with a damp cloth and a mild cleaner. Dry thoroughly with a clean cloth. Avoid abrasive cleaners or solvents that could damage the finish.
- Spills: Clean spills immediately to prevent staining. Blot liquids with a clean, dry cloth.
6. Troubleshooting
If you encounter any issues with your LIDKULLEN Active Sit/Stand Support, please consider the following:
- Instability: Check all assembly points to ensure screws are tight and components are correctly fitted. Ensure the support is on a level surface.
- Height Adjustment Issues: Verify that the adjustment lever is functioning correctly and not obstructed. Ensure no debris is preventing the mechanism from moving smoothly.
- Unusual Noises: If you hear squeaking or grinding, check for loose parts or friction points. A small amount of silicone-based lubricant (avoid oil-based) might be applied to moving parts if necessary, but consult Ikea support first.
If problems persist, please contact Ikea customer support for assistance.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Ikea |
| Model Number | IK.304.457.74 |
| Color | Dark Grey |
| Seat Material | Fabric |
| Frame Material | Metal |
| Maximum Weight Recommendation | 110 kg (242 lbs) |
| Seat Diameter | Ø38 cm (15") |
| Height Adjustment Range | 59 cm (23 ¼") - 81 cm (31 ⅞") |
| Base Width | 60 cm (23 ⅝") |
| Care Instructions (Fabric Cover) | Machine wash |

Image 7.1: Dimensional drawing of the LIDKULLEN support, illustrating its height, seat diameter, and base width.
8. Warranty and Support
The Ikea LIDKULLEN Active Sit/Stand Support comes with a 10-year warranty. Please refer to the separate warranty brochure provided with your product for full terms and conditions. This warranty covers defects in materials and workmanship under normal use.
For warranty claims, spare parts, or any other product-related inquiries, please contact Ikea customer service. You can find contact information on the official Ikea website or in the documentation included with your purchase.





