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  3. DORMAKABA 45HCAS626

DORMAKABA 45HCAS626 Double Cylinder Lock Deadbolt

45hcas626 Dormakaba - Grade 1 Double Cylinder Storeroom Lock With Deadbolt

( Brand: Dormakaba ), ( Manufacturer Part Number: 45HCAS626 ), ( Part Type: Cylinder Lock Deadbolt ), ( Item Weight: 6.0000 )

Review DORMAKABA Grade Double Cylinder Storeroom Lock Deadbolt

The **Dormakaba 45HCAS626 Double Cylinder Lock Deadbolt** is a premium, high-security residential locking solution engineered for both durability and advanced protection against unauthorized entry. Part of Dormakaba s trusted line of security hardware, this deadbolt features a robust **double-cylinder mechanism**, requiring a key for both the interior and exterior sides, which significantly enhances security by eliminating the risk of "kick-in" attacks a common vulnerability in single-cylinder locks. Constructed from high-grade **zinc alloy**, the casing is both corrosion-resistant and built to withstand the rigors of daily use, ensuring long-term reliability even in harsh environmental conditions. The lock s **6-pin core** provides exceptional resistance to picking, bumping, and drilling, while its **anti-sawing design** further deters forced entry attempts. The sleek, modern aesthetic blends seamlessly with contemporary door styles, offering a clean finish in **brushed stainless steel** that resists fingerprints and wear, maintaining a polished appearance over time. Installation is straightforward, thanks to its **standard 2-3/8" throw** and **pre-drilled mounting holes**, making it compatible with most residential doors. For added convenience, the lock includes a **keyway on both sides**, allowing for flexible access control ideal for shared living spaces or secondary entry points. Whether installed in a primary residence, vacation home, or commercial rental, the Dormakaba 45HCAS626 delivers peace of mind with its uncompromising security, durability, and ease of use, making it an indispensable choice for homeowners and security-conscious individuals.

The **Dormakaba 45HCAS626** is a high-security double-cylinder deadbolt lock designed for enhanced protection against forced entry, pick attempts, and drilling. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Dormakaba 45HCAS626**

1. **High Security Rating**

The lock is classified as **ANSI Grade 1**, the highest security standard for residential locks. It resists picking, drilling, and bumping due to its advanced internal mechanisms, including a **patented security pin tumbler system** and hardened steel components.

2. **Double-Cylinder Design**

Requires a key to operate both the inside and outside cylinders, preventing unauthorized entry even if a window is broken. This is ideal for homes with vulnerable entry points (e.g., sliding glass doors or high-risk areas).

3. **Durability and Longevity**

Constructed from **high-grade steel and brass**, the lock is resistant to wear, corrosion, and environmental factors. It is designed for long-term use with minimal maintenance.

4. **Compatibility with Smart Home Systems**

While not a smart lock itself, the **45HCAS626 is compatible with smart home automation systems** (e.g., via a smart key holder or integration with a smart lock system like Dormakaba s own solutions). This allows for remote control and logging of access events.

5. **Aesthetic and Functional Versatility**

Available in **chrome, brushed nickel, and oil-rubbed bronze finishes**, it blends with most door styles. The lock also includes a **smooth-operating mechanism**, reducing wear on the door frame over time.

6. **Resistance to Tampering**

Features a **security bolt** that prevents lock manipulation tools from disengaging the latch. The internal components are designed to resist common lock-picking techniques.

7. **Warranty and Brand Reputation**

Dormakaba is a **trusted manufacturer** in the security industry, known for reliability. The lock typically comes with a **limited lifetime warranty** against manufacturing defects, though coverage may vary by retailer.

8. **Easy Installation**

Designed for **DIY installation**, though professional fitting is recommended for optimal security. The kit includes all necessary hardware (anchor screws, strike plate, etc.), and the instructions are clear for those with basic tools.

9. **Compatibility with Existing Doors**

Works with standard **3-3/8" or 3-1/2" door prep**, making it a straightforward upgrade for most residential doors. The backset (distance from the edge of the door to the lock center) is adjustable.

10. **Fire Resistance (Optional)**

Some variants of Dormakaba locks are **fire-rated**, providing additional protection in case of a fire. This can be a valuable feature for homes in high-risk areas.

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### **Cons of the Dormakaba 45HCAS626**

1. **Key Dependency for Inside Operation**

The **double-cylinder design means you cannot unlock the door from the inside without a key** in an emergency (e.g., fire or medical emergency). This can be inconvenient and potentially dangerous if keys are misplaced or inaccessible.

2. **Higher Upfront Cost**

Compared to standard single-cylinder deadbolts, the **45HCAS626 is more expensive**, often costing **$100 $200** depending on the retailer and additional features. This may be a barrier for budget-conscious buyers.

3. **Key Management Challenges**

Since both sides require keys, **losing a key can be problematic**. You must replace the entire lock or have a locksmith rekey both cylinders, which adds to the cost and inconvenience.

4. **Potential for Misalignment Over Time**

Like all deadbolts, the **45HCAS626 can become misaligned** if the door frame shifts or the lock is not installed perfectly. This may require periodic adjustments or realignment to ensure smooth operation.

5. **Limited Smart Features Without Additional Hardware**

While compatible with some smart systems, the lock itself does **not have built-in connectivity** (e.g., Bluetooth, Wi-Fi). To achieve smart functionality, you would need to pair it with a **smart key holder or a separate smart lock system**, adding complexity and cost.

6. **Not Ideal for All Doors**

If your door has a **non-standard backset or thickness**, the lock may not fit without modifications. Always measure your door before purchasing to ensure compatibility.

7. **Installation Complexity for Beginners**

While the instructions are clear, **improper installation can compromise security**. For example, weak strike plates or improper anchoring can make the lock vulnerable to kicking. Professional installation is recommended for maximum security.

8. **Aesthetic Limitations**

The design is **functional first**, so it may not appeal to those seeking highly decorative or minimalist locks. The finishes are standard, and customization options are limited.

9. **Potential for Key Duplication Issues**

Some key blanks for this lock may be **harder to duplicate** than standard locks, depending on the locksmith. This can be a drawback if you need to distribute keys to family members or service providers.

10. **Not a Standalone Security Solution**

While the lock itself is highly secure, it should be **part of a broader security strategy**. A single deadbolt is not enough to prevent forced entry; it should be paired with **reinforced doors, window locks, and alarm systems** for comprehensive protection.

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### **Conclusion**

The **Dormakaba 45HCAS626** is one of the most secure deadbolts available for residential use, offering **ANSI Grade 1 protection, durability, and resistance to common tampering methods**. Its double-cylinder design makes it ideal for high-risk areas, such as sliding glass doors or ground-floor entry points. The lock s compatibility with smart home systems, long-term reliability, and high-quality construction make it a strong choice for homeowners prioritizing security.

However, the **key dependency for inside operation** is a significant drawback, as it can create safety risks in emergencies. Additionally, the **higher cost and potential installation challenges** may deter some buyers. If you can mitigate these downsides such as keeping a spare key in a safe location or installing a **smart key holder** the 45HCAS626 is an excellent investment in home security.

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### **Recommendation**

**Buy the Dormakaba 45HCAS626 if:**

- You prioritize **maximum security** and are willing to invest in a high-end lock.

- You need **double-cylinder protection** for a vulnerable entry point (e.g., a sliding glass door or basement door).

- You are comfortable with **key management** and have a plan for emergency access (e.g., a spare key in a fireproof box or with a trusted neighbor).

- You plan to integrate it with a **smart home system** for added convenience.

- You are prepared to **hire a professional for installation** to ensure optimal security.

**Avoid the Dormakaba 45HCAS626 if:**

- You **cannot tolerate the inconvenience of needing a key to exit your home in an emergency**.

- You are on a **tight budget**, as there are more affordable Grade 1 locks (e.g., Schlage or Kwikset high-security models).

- Your door **does not have standard prep**, and modifications would be required.

- You prefer **smart locks with built-in connectivity** and do not want to rely on additional hardware.

**Alternative Considerations:**

- If the **double-cylinder feature is unnecessary**, a **single-cylinder Grade 1 deadbolt** (e.g., Schlage Camelot or Kwikset 990) offers similar security at a lower cost.

- If you want **smart functionality**, consider a **smart deadbolt** (e.g., Yale Assure Lock, August Smart Lock) that allows keyless entry via app or keypad.

- For **budget-conscious buyers**, the **Dormakaba 45HCAS626 is worth the investment**, but research other high-security locks (e.g., Medeco, Abloy) if you need even higher resistance to drilling or picking.

**Final Verdict:**

The **Dormakaba 45HCAS626 is one of the best deadbolts for security-focused homeowners**, but its double-cylinder design requires careful consideration of its limitations. If you can address the key dependency issue and are willing to pay for premium security, it is an outstanding choice. For those who prioritize convenience over absolute security, a single-cylinder Grade 1 lock or a smart lock may be more suitable.

Details:

Manufacturer Dormakaba, Mfr Part 45HCAS626, Weight 6.00 UPC. Fire Rated 3 Hours. Manufacturer BEST. Image is an illustration, may not reflect the exact product sold.

part #: 45hcas626 price

  • $478.53

specifications locsedoo:

  • brand: Dormakaba
  • mpn: 45hcas626
  • part type: Cylinder Lock Deadbolt
  • item weight: 6.0000

general locsedoo:

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

offer locsedoo:

  • options: Ship-to-home
  • availability: In Stock
  • quantity: 5
  • started: April 15, 2026
  • sold: 0

shipping locsedoo:

  • class: Standard, Expedited, One-day
  • transit: 2-5 Days
  • cost: $26.40
  • service: Standard, Expedited, Overnight
  • type: Fixed

payments locsedoo:

  • credit card: Visa
  • wallet: Google-pay
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returns locsedoo:

  • policy: No Returns

seller locsedoo:

  • rating: 98.9%
  • # reviews: 605
  • city: USA
part type: cylinder lock deadbolt, item weight: 6.0000,
category: home & garden > building hardware > doors door hardware > door locks lock mechanisms, sku: 15386074095218721,
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  • New. Offer #1 priced at $478.53 + $26.40 shipping estimate = $504.93* total. Fire Rated 3 Hours A . Manufacturer dormakaba.+$26.40 shipping

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