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Dormakaba Simplex 1000 Series Mechanical Pushbutton Knob Lock — No Key Override
The Simplex 1000 Series eliminates the cost and complexity of issuing, tracking, and collecting keys and cards. This mechanical pushbutton knob lock provides combination-only exterior access with free egress — no batteries, no key override cylinder, no card readers to maintain. A single access code is programmed directly via the keypad without removing the lock from the door.
Key Features
- Grade 1 commercial-duty cylindrical lock housing with cast front housing and cast knobs
- Battery-free mechanical operation — no power source required, no battery replacement costs
- Single access code — one code for all users, easy to manage and change
- Vandal-resistant, solid metal pushbuttons
- 3-hour UL/ULC fire rating for "A" labeled doors
- D.O.D. Compliant 5220.22M for supplemental access control
- Weather resistant construction
- Non-handed — factory set for left-hand, easily field reversible
- Installs on wood or metal doors; ASA 161 door prep with additional through-bore holes required
Technical Specifications
- Lock Type: Cylindrical
- Handle Type: Knob
- Backset: 2⁄⁄" (70 mm) or 2⅜" (60 mm)
- Latch Throw: ½" (13 mm) standard; ¾" (19 mm) optional
- Minimum Stile Width: 5" (127 mm)
- Door Thickness: 1⅜" (35 mm) to 2¼" (57 mm) — pre-assembled for 1⅝" (41 mm) to 2" (51 mm)
- Strike: Standard strike plate; ASA strike plate included
- Key Override: None (combination entry only)
- Fire Rating: 3-hour UL/ULC, "A" labeled doors
- Warranty: 3-year limited
Operation Modes
- Pushbutton Access: Enter combination to unlock from exterior; free egress from interior at all times
- Passage (select models): Allows access without the entry code; activated from inside with thumbturn or key
- Lockout (select models): Disables entry code from inside; requires key override to re-enter (key override models only)
Available Finishes
- 626 Satin Chrome (26D) — standard
- 609 Antique Brass (05) — standard
- 605 Bright Brass (03) — optional
- 625 Bright Chrome (026) — optional
Downloads & Resources
Manufacturer Resources
Product Specs
- Product Group:
- Mechanical Locks
- Series:
- Simplex 1000 Series
- Grade:
- Grade 1
- Product Type:
- Simplex Mechanical Push Buttons Locks
- Warranty:
- 3 Year Limited
- Keyed Function:
- Non-Keyed
- Subcategory:
- Push Buttons Locks
- Product Subgroup:
- Bored Locksets
- Keyed:
- No
- Stile Width:
- 5"
- Commercial/Residential:
- Commercial
- Features:
- Vandal resistant solid metal pushbuttons, Battery-free mechanical operation, 3-hour UL/ULC fire rated, Weather resistant, D.O.D. Compliant 5220.22M, Field-reversible handing, Keypad programming without removing lock
- Lock Type:
- Cylindrical
- Handle Type:
- Knob
- Stile Type:
- Wide Stile
- Lock Function:
- Combination Entry Function Only
- Product Model:
- 1000
- Product Function:
- Entrance
- Door Hand Direction:
- Non-Handed
- Door Strike:
- Standard Strike plate, ASA Strike plate
- Product Category:
- Mechanical Locks
- Product Substrate:
- Brass or Bronze
- Backset (Distance):
- 2-3/4", 2-3/8"
- Department:
- Door Hardware
Dormakaba 1011-26D-41 – Frequently Asked Questions
1) What is the Dormakaba Simplex 1011 mechanical push button lock used for?
The Simplex 1011 is a mechanical push button lock designed for interior doors requiring keyless entry. Common applications include offices, storage rooms, utility areas, and restricted access spaces where basic security is needed without electrical components.
2) What door thickness and backset does this lock accommodate?
The Simplex 1011 typically fits doors from 1-3/8" to 1-3/4" thick with a 2-3/8" backset. Always verify your specific door dimensions and existing prep before ordering. Check the manufacturer template for exact requirements.
3) Is this lock handed or universal?
The Simplex 1011 is typically universal and can be configured for left or right hand doors during installation. The latch mechanism adjusts to accommodate different door swings without requiring separate handed units.
4) What finishes are available for the Dormakaba Simplex 1011?
Common finishes include satin chrome, bright brass, and oil rubbed bronze. Specific finish availability may vary by model configuration. Verify the exact finish code when ordering to match existing hardware.
5) What security grade is this lock rated for?
The Simplex 1011 is designed for light to medium duty commercial applications. It provides mechanical security suitable for interior access control where basic protection is required. Check specific grade ratings on the product documentation for compliance requirements.
6) How do you set the combination code?
The combination is set using the internal mechanism accessed by removing the lock from the door. Follow the manufacturer's programming instructions carefully. Codes typically use multiple button sequences. Always test the new code before final installation.
7) Are replacement parts available for the Simplex 1011?
Yes, Dormakaba typically offers replacement parts including buttons, springs, and internal components. Common service parts help extend lock life. Contact the manufacturer for specific part numbers and availability.
8) What tools are needed for installation?
Installation typically requires basic tools including screwdrivers, door prep equipment for new installations, and the manufacturer's template. Existing lockset prep may work if dimensions match. Always use the provided template for accurate placement.
9) How do you maintain the mechanical push button mechanism?
Regular maintenance includes cleaning buttons and mechanism with mild soap solution. Lubricate moving parts per manufacturer guidelines. Check for worn buttons or sticky operation. Avoid harsh chemicals that could damage the finish or internal components.
10) What other Dormakaba Simplex models are available?
Dormakaba offers various Simplex models including deadbolt versions, different trim styles, and heavy-duty options. Browse our Dormakaba collection for related mechanical locks and access hardware.
11) Can this lock be used on exterior doors?
The Simplex 1011 is designed primarily for interior applications. For exterior use, verify weather resistance ratings and consider models specifically rated for outdoor conditions. Exterior applications may require different finish options and sealing.
How fast can I get the Dormakaba 1011-26D-41 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Dormakaba 1011-26D-41 come with a warranty?
Absolutely. The Dormakaba 1011-26D-41 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Dormakaba 1011-26D-41?
You can call, text, or email our expert support team for fast answers. We’re here to help with
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selection,
installation tips, and troubleshooting. Contact Us
Why buy the Dormakaba 1011-26D-41 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
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every order.
Our team is always ready to help you choose the right product for your project.
