D&D BUILDERS HARDWARE CO. - D&D Builders Hardware Co. is a door closer and hardware manufacturer in Taiwan, produces hardware for doors and windows.

Patio Door Mortise Lock MS1847 Alternative | D&D Hardware

Professional mortise lock for narrow stile sliding patio doors. Steel/stainless steel construction, 22mm backset, compatible with aluminum, timber & vinyl doors.

Single Point Mortise Lock for Sliding Patio Doors

MS1847 Series Compatible Deadlock & Latch for Narrow Stile Applications

Patio Door Mortise Lock - Sliding Door Lock
  • Patio Door Mortise Lock - Sliding Door Lock

Patio Door Mortise Lock

LM-01

Single point mortise lock, Deadlock or Latch series

Similar to Adams Rite MS1847 series deadlock.

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Specification
  • Material: Steel or Stainless Steel
  • Finish:
  • Steel version - Zinc plated, Yellow Zinc plated
  • SS version - SS finish
  • Backset: 22mm
  • Dimension: 12.7 x 28.6 x 81mm
  • CTC: 93.6mm
  • Optional long faceplate is available by request.
  • Fixing CTC: 117.7mm or 135.8mm
  • Hook bolt: High - 9 mm, Short - 5.5 mm
  • Slot angle: 45-degree (standard).
  • Vertical and 22.5-degree are available by request.
Applications
  • For narrow stile aluminum / timber / vinyl / framed glass sliding patio doors.
  • Different slot angle is available by request.
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Need a Reliable MS1847 Alternative for Your Narrow Stile Aluminum Sliding Doors?

Our LM-01 mortise lock offers full compatibility with narrow stile aluminum sliding patio door systems, featuring a compact 22mm backset and customizable slot angles (45°, vertical, or 22.5°). With both steel and stainless steel options plus flexible fixing CTC measurements, we provide OEM solutions tailored to your production specifications. Contact us to discuss custom configurations and volume pricing for your manufacturing needs.

D&D Builders Hardware Co. manufactures this mortise lock with precision metal processing expertise, offering customizable features including optional long faceplates and alternative slot angles (vertical or 22.5-degree) upon request. With fixing center-to-center measurements of 117.7mm or 135.8mm and a 93.6mm CTC dimension, this lock integrates seamlessly into various sliding door systems. Our comprehensive OEM/ODM capabilities ensure consistent quality from design through mass production, backed by responsive global service. Whether you're a door manufacturer, hardware distributor, or construction contractor, this mortise lock provides the reliable security solution your projects demand with the flexibility to meet specific application requirements.