Hettich Onsys 4447i, Silent Hinge – Door Hinge with Mounting Plates & Cover Caps

Overview

The Hettich Onsys 4447i is an entry-level cabinet door hinge with an Integrated Silent System that delivers soft-closing performance. It is designed for furniture doors with an opening angle of 105° and suits door thicknesses of 14–25 mm. The hinge is manufactured by Hettich (Hettich Indore) and is quality certified to European standard, with testing certified for 40,000 functional cycles.

What It Does

• Provides smooth, silent soft-close action so cabinet doors close steadily without slamming.
• Supports a 105° door opening angle.
• Fits door thicknesses of 14–25 mm.
• Offers overlay adjustment of +2 mm / -2 mm for precise alignment during installation.

Who It Helps

This hinge is intended for furniture manufacturers, modular kitchen and wardrobe fabricators, carpenters, and homeowners installing or replacing cabinet door hinges who need a certified, soft-closing hinge solution.

Key Product Facts

Available Variants

This hinge is available in three crank/overlay configurations to match different door mounting needs:

• Full Overlay / 0 crank — for doors that fully overlay the cabinet frame.
• Half Overlay / 9.5 crank — for doors that partially overlay the frame, used alongside another door on the same divider.
• Inset / 16 crank — for doors that sit flush inside the cabinet frame opening.

Buyer Questions This Page Should Answer

What door thickness does this hinge support?

It supports door thickness between 14 mm and 25 mm.

Does it close softly or slam shut?

It has an Integrated Silent System with soft-closing functionality, so doors close steadily without slamming.

Which crank size should I choose?

Choose 0 crank for full overlay doors, 9.5 crank for half overlay doors, and 16 crank for inset doors, depending on how the door sits relative to the cabinet frame.

What does the package include?

Each pack contains 2 hinges, 2 mounting plates, and 2 cover caps.

Is it durable and certified?

Yes. It is quality certified to European standard and tested for 40,000 functional cycles, backed by a 10-year warranty.

What is the opening angle?

The hinge opens to 105°.

What material is it made from?

Steel with a nickel-plated finish.

Is it currently available to buy?

Proof or Trust Signals

• Quality certified to European standard.
• Tested and certified for 40,000 functional cycles.
• Backed by a 10-year warranty.
• Manufactured in India by Hettich Indore.

Resources or Next Steps

• View this hinge on Hettich India Online
• Browse the Hettich India Online storefront