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Profile Cylinder
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Profile Cylinder

As a professional euro profile cylinders manufacturer, DIROCK Door hardware supplies compliant profile cylinder locks that meet EN1303 and DIN18252 standards and have passed fire resistance test for fire rated doors according to EN1634-1. Our European profile cylinders have obtained Test verification from Intertek & Ift. Available in different lengths and functions, these door lock cylinders are fully compatible with other European fire door hardware,meeting your specific project requirements.


 

 

Technical specifications & configuration

 
Supported profile cylinder types
DIROCK supplies a full range of EN 1303-compliant euro profile cylinders to suit various door applications:
• Euro double cylinder – Key operation on both sides.
• Euro thumb-turn cylinder – Key operation on one side, thumbturn on the other.
• Euro single / half cylinder – Available in keyed or thumb-turn variants for single-sided operation.
• Euro toilet/privacy cylinder – Features a thumb turn operation on one side and an emergency release slot on the other.

Dimensions
Section: ⌀17*33*10mm (Cylinder diameter: ⌀17mm, cylinder height: 33mm, cylinder length inside: 10mm)
Length range:
Thumb turn and double cylinders: 60-95mm
Half cylinders: 40-55mmm

Keys
Each cylinder is supplied with 3 brass keys. Cupronickel keys are also available. Our keys are tested to meet the torque and strength requirements of EN 1303, ensuring reliable performance.

Material & surface finishes
Our profile cylinders are manufactured from quality brass and are available in different surface finishes, such as matted black, satin brass.

Customization options
We offer OEM customization to meet exact project needs:
• Cylinder lengths and types
• Thumb-turn designs (including peanut-shaped, oval-shaped, N-shaped, and cylindrical shaped thumbturns)
• Surface finishes
• Master keying
• logo marking and packaging
 
 

Key benefits of DIROCK euro profile cylinders

 
Compliance and compatibility: Certified to EN 1303 and DIN 18252, our cylinders are engineered for seamless compatibility with other European-standard door hardware like mortise locks. This simplifies the selection and integration process, saving time and effort while guaranteeing compliance for your projects.

Fire-rated integrity: Fire resistance tested in accordance with EN 1634-1, making them suitable for integration into certified fire-rated door assemblies.

Proven long-term durability: Tested to withstand 100,000 operational cycles, ensuring reliable performance and an extended service life, even in high-traffic commercial areas.

Enhanced security with 5/6 pins: Featuring a 5 or 6 security pin tumbler mechanism, which significantly reduces the risk of cross-keying and provides a higher level of security.


FAQ
 
Q1: Are DIROCK cylinders suitable for fire-rated doors?
Yes. Our euro profile cylinder can be used on fire rated doors in public buildings such as commercial complexes and healthcare facilities. They passed 60mins fire resistance test for timber fire doors, and the relevant test report is available upon request.

Q2: How durable and secure are your Euro profile cylinders?
Our Euro profile cylinders deliver certified, long-term durability and security. They are endurance-tested for 100,000 cycles and incorporate a 5 or 6 security pin tumbler mechanism, achieving Grade 4 in key-related security (EN 1303) for a high level of protection against unauthorized key duplication. These qualities make our cylinders a reliable component for fire-rated door assemblies.

Q3: Are DIROCK cylinders compatible with standard European door locks?
Yes. Manufactured in compliance with EN 1303 and DIN 18252 standards, our cylinders are engineered for integration with EN 12209 mortise locks and other European-standard hardware.
 

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