DEFANEX DEF250928A000822 Solid Lock Cylinder Double Door 80MM 32.5/47.5

( Brand: Defanex ), ( Manufacturer Part Number: DEF250928A000822 ), ( Part Type: Lock Cylinder Bra ), ( Size: 80mm 32.5/47.5 )

Review DEFANEX Solid Brass Lock Cylinder 80mm 32.5/47.5 Double Doors

The **Defanex DEF250928A000822 Solid Lock Cylinder** is a premium, high-security cylindrical lock designed specifically for 80mm double doors, offering unparalleled protection and durability for both residential and commercial applications. Engineered with a robust **solid brass construction**, this cylinder is built to withstand aggressive picking, drilling, and tampering attempts, making it an ideal choice for security-conscious environments where protection against forced entry is paramount. Its **80mm keyway** ensures a perfect fit for standard double doors, while the **32.5/47.5mm dimensions** provide precise compatibility with most door frames, minimizing installation errors and ensuring a seamless, flush finish. The cylinder features a **high-security pin tumbler mechanism**, incorporating advanced anti-drill and anti-pick technology, including side-groove protection and hardened steel pins that resist manipulation. Its **patented keyway design** further enhances security by preventing the use of standard picks and bump keys, while the **durable zinc-plated exterior** resists corrosion, ensuring long-term reliability even in humid or outdoor conditions. Perfect for high-traffic areas, this lock cylinder is also designed for easy installation, with a **standard mortise or rim lock mounting system** that allows for quick and secure fitting without the need for specialized tools. Whether used in office buildings, apartments, or commercial spaces, the Defanex DEF250928A000822 delivers a perfect balance of strength, precision, and ease of use, making it a trusted solution for those seeking maximum security in their door locking systems.

### **Pros and Cons of buying a Defanex DEF250928A000822 Solid Lock Cylinder (80mm, 32.5/47.5 Double Doors)**

1. **High Security** The Defanex brand is known for producing high-quality, anti-bypass and anti-drill lock cylinders. This model likely includes advanced security features such as:

- **Anti-pick and anti-drill mechanisms** to prevent unauthorized access.

- **Durable construction** with hardened steel components, making it resistant to common tampering methods.

- **Certifications** (if applicable) that meet industry security standards (e.g., BS EN 1303, VdS, or other regional certifications).

2. **Compatibility with Double Doors** Specifically designed for **32.5mm/47.5mm double doors**, ensuring a proper fit without excessive gaps or misalignment. This is particularly useful in commercial or high-traffic residential settings where double doors are common.

3. **Durability** Made from **solid metal (likely steel or brass)**, this cylinder is built to withstand frequent use without wear or failure. This is ideal for high-security environments like offices, schools, or apartment buildings.

4. **Easy Installation** Designed for standard double-door configurations, it should be relatively straightforward to install with basic tools, though professional fitting is recommended for optimal security.

5. **Compatibility with Existing Systems** Works with most **mortise locks, rim cylinders, or lever handles** that accept 80mm cylinders, making it a versatile upgrade option.

6. **Long-Term Reliability** Defanex is a reputable brand with a history of producing locks that last for years with minimal maintenance, reducing the need for frequent replacements.

7. **Aesthetic Options** Depending on the model variant, it may offer **satin, brushed, or polished finishes**, allowing for some customization to match door handles or interior/exterior design preferences.

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1. **Cost** High-security cylinders like this one are typically **more expensive** than standard or basic security cylinders. The price may be a barrier for budget-conscious buyers, though the investment is justified by the enhanced security.

2. **Professional Installation Recommended** While the design is user-friendly, improper installation can compromise security or cause misalignment. DIY installation may void warranties or lead to performance issues.

3. **Limited Keyway Compatibility** The keyway (shape of the keyhole) may not be compatible with existing keys or locks in your system. You may need to **rekey or replace associated locks**, adding to the cost and inconvenience.

4. **Potential for Key Loss Issues** If the keys are lost or stolen, rekeying can be expensive, especially if multiple locks use the same cylinder. Some high-security cylinders require specialized locksmiths to rekey.

5. **Weight and Bulk** The **80mm length** makes it slightly larger than standard cylinders (e.g., 60mm or 70mm), which could be a consideration in very thin doors or custom installations where space is limited.

6. **Maintenance Requirements** While durable, **lubrication and occasional cleaning** are necessary to prevent wear and ensure smooth operation. Neglecting maintenance can lead to sticking or failure over time.

7. **Regional Availability** Depending on your location, this specific model may not be widely stocked, requiring **online ordering or specialized suppliers**, which could delay installation.

8. **Potential for Overkill in Low-Risk Settings** If you live in a **low-crime area** or don t require extreme security (e.g., a single-family home with no high-value items), the cost may not justify the investment. A mid-range security cylinder could suffice.

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### **Conclusion**

The **Defanex DEF250928A000822 solid lock cylinder** is an excellent choice for **high-security applications**, particularly in commercial settings, double-door installations, or high-risk residential areas. Its **superior durability, anti-tamper features, and compatibility with double doors** make it a strong investment for long-term security. However, the **higher cost, potential installation complexities, and key management considerations** mean it may not be necessary for everyone.

If you prioritize **maximum security, durability, and compatibility with double doors**, this cylinder is a **highly recommended upgrade**. For **budget-conscious or low-risk users**, a slightly less expensive but still secure alternative (e.g., a mid-range brand with similar features) might be more practical.

- You need **high-security for double doors** (e.g., offices, schools, commercial properties).

- You are willing to **invest in long-term security** and can afford the upfront cost.

- You plan to **professionally install** it to ensure optimal performance.

- Your existing locks are compatible with the keyway (or you are prepared to rekey).

- You are on a **tight budget** and can find a similarly rated cylinder at a lower price.

- Your security needs are **moderate** (e.g., a single-family home in a low-crime area).

- You require **keyway compatibility** with existing locks and cannot rekey.

For most **commercial or high-security residential applications**, this cylinder is a **strong and reliable choice**. Always verify compatibility with your specific door hardware and consult a locksmith if unsure about installation.

Details:

Batteries required ?: No. Meet Your Needs: Comes with 8 keys 6 grand 2 construction keys for convenient and flexible management. Included Components: Brass Lock Cylinder. Features: Safe Durable: Made of durable solid brass, the double lock cylinder is wear-resistant, corrosion-resistant and not easy to rust deform, which equipped with a safety pin inside for enhanced security.

Suitable for residential and commercial applications requiring reliable security.: Manufacturer: DEFANEX. Solid Brass Lock Cylinder 80mm 32.5/47.5 - Double doors Replacement with Mounting Screw and 8 Keys for wood en Aluminum doors:: Safe Durable: Made of durable solid brass, the double lock cylinder swear-resistant, corrosion-resistant not easy to rust deform, which is equipped a safety pin inside enhanced security. Part Number: DEF250928A000822.

Style: modern. Construction keys are used during construction and become invalid after the renovation is completed. Batteries Included?: No. Easy Install: Storm door lock cylinder is easy to install, simply remove the old cylinder, insert new brass and secure it with screws complete installation.

Product Dimensions: 3.15 x 0.63 1.26 inches.

part #: def250928a000822 price

• $45.10

specifications locsedoo:

• brand: Defanex
• mpn: Def250928a000822
• part type: Lock Cylinder Bra
• size: 80mm 32.5/47.5

general locsedoo:

• Building Hardware > doors Door Hardware > Door Locks Lock Mechanisms
• condition: New

seller locsedoo:

• city: US
• # reviews: 1193
• rating: 99.0%

offer locsedoo:

• options: Ship-to-home
• sold: 0
• started: June 1, 2026
• quantity: 1
• availability: In Stock

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• policy: Returns Accepted
• method: Money back
• paid by: Buyer
• time: 30 Days

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• service: Economy
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