Pay in 4 interest-free payments of $31.24 Learn more
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Energy-efficient automation
Single relay output – Voltage-free changeover relay rated at 10A at 240VAC
rolling-code security
Range Up to 350m in clear line of sight Warranty 12 months Manufacturers Warranty
B&D Controll-A-Door 4 (CAD4) Upgrade Kit green Energy-efficient automationReplacement Solution The B&D CAD4 Upgrade Kit is the ideal solution for restoring remote access to older B&D Controll A Door 4 garage door openers where original remotes are no longer reliable. This upgrade kit replaces outdated receiver technology with a modern, secure system, allowing you to pair new remotes and regain full control of your garage doorwithout replacing the entire opener. This upgrade kit uses the Lexo Automation 400 capacity
