The smart operator with an ultra-quiet, energy-efficient, DC-powered motor that runs at an AC-equivalent speed. Our smart technology provides monitoring and control anytime, anywhere with Wi-Fi connectivity. Smooth, quiet, long-term reliable. Included Battery Backup for peace of mind, plus smart wall station and three-channel transmitter.

  • Allows control and monitoring of the LDCO850 garage door operator via mobile device with the Linear PRO Access app
  • Offers up to ten authorized users passive/hands-free opening and closing of the LDCO850 garage door
  • Free app can be used with most smartphones and tablets


  • Wi-Fi connectivity with our free Linear app
  • Real-time monitoring and control of garage door — anywhere, anytime
  • Your garage door opens when you arrive home and closes when you leave — hands free
  • Up to ten authorized users
  • Set custom access and permissions for each user
  • Scheduling of door and light operation, including timed, automatic door closing
  • Compatible with Amazon Alexa™, Google Assistant™ and IFTTT™
  • Ultra-smooth, quiet performance thanks to variable speed operation
  • Dimmable LED light panel, 100W equivalent, energy efficient
  • Integrated battery backup included for peace of mind
  • Self-diagnostic, self-adjusting system continually checks for proper operation
  • Compatible with HomeLink™
  • American engineering and quality assurance
  • Low-power standby mode dramatically reduces energy consumption
  • Supplies 800 Newtons of lifting force for heavy doors
  • Recommended with belt-drive or chain-drive T or I beam rails of 7′ or 8′
  • Built-in MegaCode format receiver
  • Operator comes with three-button MTR3 visor transmitter and WWS850 wall station

Motor Warranty Lifetime
Belt Warranty Lifetime
Chain Warranty 5 yrs
Mechanical Parts Warranty 5 yrs
Electrical 1 yr
Overall Length with HBT7C/HCT7C 124.5″
Overall Length with HBT8C/HCT8C 139″


  • LPWKPWireless Keypad
  • MCT-11-Channel Visor Transmitter
  • MCT-111-Channel Visor Transmitter
  • MCT-22-Channel Visor Transmitter
  • MCT-33-Channel Visor Transmitter
  • MDKPExterior Wireless Keypad
  • MDR1-Channel Receiver
  • MDR-22-Channel Receiver
  • MDR/U1-Channel Plug-in Receiver
  • MDRG1-Channel Gate Receiver
  • MDT-1A1-Channel Visor Transmitter
  • MDT-1B1-Channel Block Coded Visor Transmitter
  • MDT-2A3-Channel Visor Transmitter
  • MDT-2B3-Channel Block Coded Visor Transmitter
  • MDT-4A5-Channel Visor Transmitter
  • MDT-4B5-Channel Block Coded Visor Transmitter
  • MDTKKeypad Transmitter
  • MT-1B1-Channel Block Coded Visor Transmitter
  • MT-2B2-Channel Block Coded Visor Transmitter
  • MTR11-Channel Visor Transmitter
  • MTR33-Channel Visor Transmitter
  • SMDRG1-Channel Gate Receiver