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Karcher Design Hardware
Karcher Design hardware brings contemporary European styling to door levers, locks, pocket door hardware, and coordinating architectural components. The current Coastal Hardware Store collection is centered on Karcher Design lever sets in a wide range of profiles and rosette combinations, along with single-cylinder locking hardware and pocket door sets for compatible openings.
Coastal Hardware Store is an authorized Karcher Design dealer. Karcher Design was founded as a family business in 1991 and offers architectural hardware developed around clean lines, interchangeable lever and rosette combinations, and modern finishes. Current Coastal Hardware options include Satin Stainless Steel, Polished Stainless Steel, Cosmos Black, Oil Rubbed Bronze, Satin Brass, and select combination finishes. For a more focused selection, browse our Karcher Design door levers.
Why Choose Karcher Design Hardware?
Karcher Design focuses on architectural hardware where the shape of the lever, rosette profile, finish, and operating function are treated as parts of one coordinated design. The right product depends on the door application, preparation, function, finish, and installation requirements.
- Extensive lever selection: The current Coastal Hardware collection includes a large assortment of Karcher Design lever profiles with passage, privacy, full-dummy, and half-dummy configurations.
- Multiple rosette systems: Many lever designs can be paired with round or square 3-piece rosettes as well as Karcher's thinner Plan Design rosettes.
- Coordinating locking hardware: Current products extend beyond interior levers to include single-cylinder locking hardware and coordinating deadbolt options.
- Pocket door solutions: The collection also includes Karcher Design pocket door sets for compatible sliding-door applications.
- Modern finish choices: Current collection filters include Satin Stainless Steel, Polished Stainless Steel, Cosmos Black, Oil Rubbed Bronze, Satin Brass, and Polished/Satin Stainless Steel combinations.
- Authorized dealer support: Purchasing through an authorized Karcher Design dealer provides access to genuine products, current configurations, technical information, and applicable manufacturer warranty support.
Types of Karcher Design Hardware Available
Karcher Design Door Levers
Door levers make up the largest portion of the current Karcher Design assortment at Coastal Hardware Store. Available styles include clean linear designs, softer curved profiles, and textured Studio Select handles, with round and square rosette choices represented throughout the collection.
Current functions include passage for non-locking interior doors, privacy for bedrooms and bathrooms, full-dummy sets for non-operating applications, and left- or right-handed half-dummy trim. Function availability varies by lever and rosette configuration.
3-Piece Rosette Lever Sets
Karcher Design's 3-piece rosette system provides a more traditional rosette depth while retaining the manufacturer's contemporary styling. Current Coastal Hardware products include both round and square 3-piece rosettes paired with lever designs such as Boston, Brooklyn, Corfu, Corsica, Seattle, and additional Karcher profiles.
Representative current 3-piece lever sets use concealed fasteners and are available with 2-3/8-inch or 2-3/4-inch backsets. Door-thickness requirements vary by model, so check the selected product before ordering.
Plan Design Lever Sets
Plan Design is Karcher Design's lower-profile rosette system. Karcher describes the Plan Design rose as approximately 3 mm, or 1/8 inch, thick, allowing it to sit very close to the surface of the door. Round and square Plan Design options are available across numerous lever families.
Because Plan Design and 3-piece rosettes can have different door-thickness requirements and installation details, select the rosette system before assuming that two versions of the same lever are interchangeable.
Studio Select Door Levers
Karcher Design's Studio Select hardware adds more tactile surface treatments to the company's minimalist lever forms. Current Coastal Hardware listings include Diamond Touch, Helix, and Soft Touch handles paired with square Plan Design and 3-piece rosettes.
These options provide an alternative for shoppers who want more texture and visual detail than a conventional smooth stainless steel lever while maintaining Karcher's contemporary design direction.
Deadbolts & Single-Cylinder Locking Hardware
The current Karcher Design collection includes round single-cylinder deadbolt hardware and other single-cylinder configurations. A single-cylinder lock generally provides exterior keyed access and an interior thumbturn, but preparation, keyway, door thickness, trim dimensions, and included components should be confirmed for the exact product.
When pairing a Karcher Design deadbolt with a lever, coordinate the finish and trim geometry as well as the technical door preparation. Similar-looking products should not be assumed to use identical bore dimensions or spacing.
Karcher Design Pocket Door Sets
Current Coastal Hardware listings include square Karcher Design pocket door sets, including passage-style and privacy configurations for supported pre-bored doors. Pocket door hardware uses a different preparation and operating method from a conventional hinged-door lever, so review the product-specific installation requirements before ordering.
How to Choose the Right Karcher Design Hardware
Start with the type of door and required function, then narrow the selection by hardware category, rosette system, preparation, backset, door thickness, handing, and finish. Appearance should come after compatibility, particularly when replacing existing hardware.
- Identify the application: Determine whether you are shopping for a hinged interior door, privacy door, inactive door, entry door, or sliding pocket door.
- Choose the correct function: Current Karcher Design products include passage, privacy, dummy, and single-cylinder locking configurations. Select the operating function before choosing the finish.
- Select the rosette system: For lever hardware, decide whether you prefer the more traditional depth of a 3-piece rose or the lower-profile Plan Design system.
- Confirm the backset: Many current pre-bored Karcher Design lever sets offer 2-3/8-inch and 2-3/4-inch backsets. Specify the correct dimension for your door.
- Measure door thickness: Supported door thickness varies by rosette, lock type, and product. Do not apply the specifications from one Karcher Design family to another.
- Check handing: Passage and privacy lever sets are often non-handed, while half-dummy configurations can require left- or right-hand selection.
- Review the complete preparation: Lever sets, deadbolts, entry hardware, and pocket door sets use different preparations. Compare the exact product specifications with the existing door before drilling or ordering.
Materials, Styles & Finishes
Stainless steel is central to many of the Karcher Design products currently offered by Coastal Hardware Store, including numerous lever sets and entry-hardware configurations. Karcher Design's broader manufacturer portfolio can also include other materials such as zamac, so material composition should be confirmed on the individual product rather than generalized across the entire brand.
The current Coastal Hardware collection includes Cosmos Black, Oil Rubbed Bronze, Polished Stainless Steel, Satin Stainless Steel, Satin Brass, and Polished and Satin Stainless Steel combinations. Availability varies substantially by design and product type.
Karcher Design's styling is predominantly contemporary and modern, with linear lever forms, geometric rosettes, restrained detailing, and several tactile Studio Select treatments. The manufacturer also emphasizes the ability to combine lever models with different rose variants, providing more flexibility when coordinating hardware throughout a project.
Featured Karcher Design Hardware Collections
The current Coastal Hardware assortment is especially strong in Karcher Design lever hardware, with additional locking and sliding-door products available for compatible applications.
- Karcher Design Door Levers: The largest category within the current collection, with passage, privacy, full-dummy, and half-dummy functions plus round, square, 3-piece, and Plan Design rosette options.
- Studio Select: Textured lever designs including Diamond Touch, Helix, and Soft Touch configurations.
- Deadbolts & Entry Hardware: Single-cylinder locking products designed to coordinate with Karcher's architectural door hardware.
- Pocket Door Hardware: Square pocket door sets in passage and privacy configurations for compatible sliding-door preparations.
Installation & Compatibility
Karcher Design installation requirements vary by hardware category. Many current pre-bored lever sets use a 2-1/8-inch face bore and support 2-3/8-inch or 2-3/4-inch backsets. Representative products also use concealed fasteners and spring-assisted latch mechanisms.
Door-thickness requirements differ between rosette systems. For example, current Boston 3-piece rosette lever sets are listed for doors approximately 1-3/16 inches to 1-3/4 inches thick, while the corresponding Plan Design version supports a different thickness range. Always use the specifications for the exact SKU.
Entry sets, deadbolts, and pocket door hardware require their own preparation. Current Karcher Design entry-set listings, for example, use a pre-bored 2-1/8-inch door preparation with product-specific center-to-center spacing and door-thickness requirements. Pocket door sets should likewise be installed according to their dedicated templates rather than conventional lever instructions.
Shipping & Warranty Information
- Shipping: Many current Karcher Design products at Coastal Hardware Store list an estimated fulfillment time of approximately 2-3 weeks from Germany. Lead times can vary by product, configuration, finish, and availability, so check the individual product page before ordering. Coastal Hardware Store offers free standard ground shipping on qualifying orders within the contiguous United States. View Shipping Policy.
- Warranty: Current Karcher Design North America documentation for its architectural lever hardware provides a 2-year limited warranty against defects in material or workmanship for the original purchaser and first consumer owner, subject to the manufacturer's conditions and exclusions. The warranty requires purchase through an authorized Karcher Design dealer. Because warranty documents can vary by product category, review the documentation applicable to the exact product being purchased.
Frequently Asked Questions About Karcher Design Hardware
What types of Karcher Design hardware does Coastal Hardware Store carry?
The current collection is primarily made up of Karcher Design door levers and also includes single-cylinder locking hardware, deadbolts, and square pocket door sets. Product availability can change, so use the current collection listings and filters when planning a project.
What is the difference between Karcher Design 3-piece and Plan Design rosettes?
The 3-piece system has a more conventional rosette depth, while the Plan Design rose has a much thinner profile. Karcher identifies the Plan Design rose at approximately 3 mm, or 1/8 inch, thick. Installation and supported door thickness can differ between the two systems.
What functions are available for Karcher Design door levers?
The current collection includes passage, privacy, full-dummy, left-handed half-dummy, and right-handed half-dummy configurations. Available functions vary by lever design and rosette.
What finishes are available for Karcher Design hardware?
Current Coastal Hardware finish filters include Satin Stainless Steel, Polished Stainless Steel, Cosmos Black, Oil Rubbed Bronze, Satin Brass, and Polished and Satin Stainless Steel combinations. Not every finish is available on every product.
Do Karcher Design levers fit standard pre-bored doors?
Many current Karcher Design lever sets are designed for a standard 2-1/8-inch pre-bored door preparation and are available with 2-3/8-inch or 2-3/4-inch backsets. Door thickness and other installation requirements vary by rosette and lever family, so confirm the exact product before ordering.
Is Coastal Hardware Store an authorized Karcher Design dealer?
Yes. Coastal Hardware Store is an authorized Karcher Design dealer. Karcher Design's current North American warranty documentation requires covered products to be purchased through an authorized dealer, subject to the complete warranty terms.
Shop Karcher Design Hardware at Coastal Hardware Store
Coastal Hardware Store offers Karcher Design hardware for modern interior, entry, and pocket-door applications, with a large selection of door levers plus coordinating locking and sliding-door products. Compare the hardware category, function, rosette system, backset, door thickness, handing, material, and finish before selecting products for each opening.
If you need help comparing Karcher Design lever styles, choosing between 3-piece and Plan Design rosettes, confirming door preparation, or coordinating hardware across a larger project, our team can help you review the available options. Contact us at support@coastalhardwarestore.com or call us at 561-808-2588.

