Dormakaba MOD SDST Modular Door Closer Arm, Extra Heavy-Duty Door Saver Spring Cushion with Thumb Turn Hold Open, Parallel

Dormakaba MOD SDST Modular Door Closer Arm, Extra Heavy-Duty Door Saver Spring Cushion with Thumb Turn Hold Open, Parallel

The Dormakaba MOD SDST is a commercial-grade modular door closer arm engineered for demanding applications that require superior protection and controlled hold-open functionality. This parallel-mount arm features an extra heavy-duty door saver spring cushion that absorbs impact and reduces stress on the door, frame, and closer body, significantly extending the service life of the entire door assembly. A built-in thumb turn hold-open mechanism allows convenient manual hold-open positioning without additional hardware. Designed as part of the Dormakaba modular closer arm system, the MOD SDST is a genuine replacement part and accessory compatible with Dormakaba door closer platforms.

Key Features

• Extra Heavy-Duty Door Saver Spring Cushion: Absorbs door impact and reduces stress transferred to the closer body, door, and frame for extended service life in high-traffic commercial environments.
• Thumb Turn Hold Open: Integrated thumb turn mechanism allows convenient manual hold-open positioning, eliminating the need for separate hold-open accessories.
• Parallel Arm Configuration: Parallel mounting geometry provides a clean, low-profile appearance suited for applications where standard overhead arm projection is undesirable.
• Modular Closer Arm Design: Part of the Dormakaba MOD modular arm system, enabling straightforward replacement and compatibility with Dormakaba closer platforms.
• Commercial-Grade Construction: Built to withstand the rigors of heavy commercial use, providing reliable performance across a wide range of door closer applications.
• Genuine Replacement Part: Authentic Dormakaba part and accessory, ensuring proper fit, function, and manufacturer-level quality for maintenance and service applications.

Technical Specifications

• Department: Door Hardware
• Product Category: Mechanical Locks
• Product Group: Parts and Accessories
• Subcategory: Parts and Accessories
• Product Subgroup: Parts and Accessories
• Product Type: Door Closer Arms
• Parts and Accessories Type: Replacement Parts
• Commercial/Residential: Commercial
• Product Model: MOD SDST
• Features: Dorma Door Closer Parts & Accessories

Typical Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Dormakaba MOD SDST?

Dormakaba MOD SDST door closer arm products deliver professional-grade reliability through an extra heavy-duty door saver spring cushion design that protects door assemblies from repeated impact stress in high-traffic commercial settings. The integrated thumb turn hold-open feature and parallel arm configuration reflect Dormakaba's commitment to functional versatility, making the MOD SDST a trusted choice for facility managers and door hardware professionals requiring genuine, high-quality replacement components.