LiftMaster K19-41047 Drive Chain

#41x47 Drive Chain Replacement for LiftMaster APT and SD Operators

The LiftMaster K19-41047 Drive Chain is a genuine OEM #41x47 replacement chain designed for LiftMaster APT and SD commercial operators. Built for high-strength performance, this precision chain ensures smooth motion, dependable operation, and efficient power transfer in demanding environments. Manufactured to withstand heavy-duty cycles, the K19-41047 maintains accurate tension and alignment for optimal performance in both apartment trolley and industrial slide gate applications.

Key Features

• Genuine LiftMaster OEM replacement chain
• #41x47 configuration engineered for high-load applications
• Provides smooth and efficient power transmission
• Designed for continuous-duty use in commercial operators
• Compatible with APT and SD series systems
• Hardened steel construction for maximum durability
• Corrosion-resistant finish for extended service life

Technical Specifications

• Part Number: K19-41047
• Also Known As: 1941047, 19-41047, 19-4047
• Type: #41x47 Drive Chain (No Master Link)
• Material: Hardened steel
• Included Components: Chain only
• Compatible Models: LiftMaster APT (Apartment Trolley Operator – Logic 5.0), LiftMaster SD (Heavy Industrial-Duty Slide Operator)
• Application: Commercial door and gate operators
• Manufacturer: LiftMaster
• Origin: Genuine OEM part

Conclusion

The LiftMaster K19-41047 Drive Chain delivers smooth, dependable motion and long-lasting performance for commercial-grade systems. As a true OEM component, it ensures precise fit, optimal strength, and quiet operation for LiftMaster APT and SD operators.