WINKHAUS STV-F 1660/40 92/8 R4 Multipoint Mortise Lock Class 4 Burglary Protection

Product Overview

Winkhaus STV-F 1660/40 92/8 R4 multipoint mortise lock is engineered for exterior and interior entrance doors requiring enhanced burglary resistance. Frequently specified for commercial and residential entry systems, it meets class 4 burglary protection and offers compatibility with doors certified to class 3 burglary resistance standards. The lock demonstrates high durability through a tested 200,000 cycles load and is designed to withstand challenging conditions including corrosion and temperature stress.

The distinguishing feature of this SKU is its certified class 4 anti-burglary protection, achieved without drill resistance. This directly addresses procurement demands where high security is required but additional drilling resistance is unnecessary, simplifying compliance for entry doors in controlled-access environments. Tasked with specifying secure and durable entry solutions, project managers and hardware distributors for multi-unit residential or commercial facilities will find this model particularly suited for bulk procurement scenarios.

Key Features

• Multipoint locking ? multiple locking points provide enhanced security for entrance doors


• Class 4 burglary protection ? certified for high anti-burglary performance without drill resistance


• Durability ? 200,000 load cycles tested with 25N latch force


• Corrosion-resistant ? high material resistance to adverse weather and aggressive environments


• Compatible with class 3 resistance doors ? supports secure installations on standard door systems


• Temperature resistant ? suitable for doors exposed to wide temperature ranges


• OEM suitability ? designed for integration into both exterior and interior entry doors

Technical Specifications

• Lock Type: Multipoint mortise lock


• Burglary Protection Class: 4 (high anti-burglary, no drill resistance)


• Door Compatibility: Class 3 burglary resistance


• Durability: 200,000 cycles (25N latch load)


• Corrosion Resistance: High


• Temperature Resistance: High

Applications

Used in residential and commercial entry doors requiring elevated burglary protection, including apartment complexes, office buildings, and controlled-access facilities. Compatible with exterior and interior entrance doors of resistance class 3, particularly where high security is needed but drill resistance is not required. Suited for OEM integration and bulk installations in new construction or renovation projects.

Packaging & Shipping

Standard export packaging. Each unit includes the multipoint lock mechanism and necessary mounting accessories.