Sedens 400

Foam-in-Cell Seat Cushion

Lightweight comfort for everyday pressure relief

Whether you're using a wheelchair, sitting for long hours, or need extra support at home, the Sedens 400 offers a smart solution for relieving pressure and staying comfortable.

This foam-in-cell cushion combines air cells and supportive foam to help protect your skin. With an easy-to-use air valve, you can easily take it with you when it is closed, or connect to a pump for alternating pressure relief.

Made with breathable, easy-to-clean materials, the Sedens 400 helps you sit better, feel better, and stay protected every day.


Foam-in-Cell Seat Cushion

  • The cushions are designed to be easily assembled.
  • Without the need for electricity. 
  • Perfectly designed to be used in wheel chairs and chairs. 

Static Relief, Safe and Easy

This foam-in-cell design distributes pressure evenly and helps prevent bottoming out. Grab and Go whenever you need.

Custom Comfort

Easily adjust the cushion’s firmness with the innovative built-in pressure valve.

Non Slip, Sit Tight

The non-slip base keeps your cushion firmly in place—ideal for wheelchair users or anyone needing added stability.


Optional Alternating Mode

For extra relief, connect the cushion to a compatible pump (e.g., Domus 3) for alternating. Great for longer use or higher risk of pressure points.

Supporting Documents
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