Chamberlain/LiftMaster/Craftsman Garage Door Opener Replacement Safety Sensors G801CB-P, Includes 2 Sensors, Mounting Brackets and Hardware

Why TOPENS - Over 25 years of specialized experience in the gate automation industry, TOPENS is dedicated to providing safe, reliable and smart gate garage door operator systems.

Easy to Program - All the TOPENS swing and sliding gate openers can be operated by the M12 remote. Quick pairing makes it simple to add the remote to your gate opener system with the programming button on the control board. The M12 remote will operate a third-party gate opener whose control board accepts Normally Open Dry Contact signal for push button, and connects with our ERM12 receiver (NOT incl.). The ERM12 can be powered by 9-24VDC from the control board or external power source.

Reliable Keypad - TOPENS TKP3 Wireless Keypad is a smart access control keypad with advanced TOPENS code technology. Simply enter a short password to open the gate without carrying a key. Just one press of the OK button, the moving gate will stop for quick passing through. This numeric keypad greatly improves the experience of keyless operation. It brings high-convenience for controlled access, enabling the guests to easily access your gate opener system.

Exceptional Customer Support - All the TOPENS products come with a 12-month war-ranty against defects, a 30-day exchange & return and excellent tech support. Visit TOPENS website for the user manual, installation video, and personalized service. TOPENS is ready to offer professional solutions for any questions or assistance. Enjoy an easier and smarter life by ordering other TOPENS accessories.

Pair up to 250 Remotes - Simple wire connection makes installation labor-saving. Just connect the ERM12 to the gate opener system. Program the M12 Remote Control (incl.) with ERM12 universal receiver, and then the M12 remote will perfectly makes the gate operate between open-stop-close-stop-open. All TOPENS swing and sliding gate openers can be operated by the M12 remote. ERM12 rolling code external receiver can be programmed with up to 250 pcs TOPENS M12 remote control transmitters.

Exceptional Customer Support - All the TOPENS products come with a 12-month war-ranty against defects, a 30-day exchange & return and excellent tech support. Visit TOPENS website for the user manual, installation video, and personalized service. TOPENS is ready to offer professional solutions for any questions or assistance. Enjoy an easier and smarter life by ordering other TOPENS accessories.

Trustworthy Infrared Sensor - The TOPENS TC102 Safety Photo Eye Beam Sensor employs infrared light for object detection, creating a safety barrier between the emitter and receiver. This photoelectric sensor identifies any movement interruption in the infrared beam, prompting the gate to stop or reverse automatically. It is strongly recommended to use the TC102 IR beam sensor with automatic gate opener system to ensure multiple protection & security.

Excellent Features - The adjustable electromagnetism limit switch ensures precise control. The safety stop-and-reverse feature is activated in case of any obstructions during gate opening closing. The auto-close ultimately secures the property after you leave. Soft start and soft stop protect the motor for long-term outdoor use.

Choose TOPENS - With over 25 years of specialized experience in gate automation, we provide safe, smart, and reliable gate operators. The A8131 automatic gate opener, featuring a robust 24VDC 80W motor, effortlessly handles heavy-duty single swing gates up to max 400kg in weight OR max 5.5m in length. The ultra-quiet electric gate motor ensures seamless, automatic operation, enhancing your family's convenience and comfort.

Excellent Features - The adjustable electromagnetism limit switch ensures precise control. The safety stop-and-reverse feature is activated in case of any obstructions during gate opening closing. The auto-close ultimately secures the property after you leave. Soft start and soft stop protect the motor for long-term outdoor use.

Credible Quality - The ET24 electric gate lock automatically locks and unlocks the gate when the gate opener is activated. It is a perfect solution to add security for your single or dual swing gate, provide stability and extra protection against damaging forces, prevent breakages at a strong wind, and improve animals' safety. Electric lock is strongly recommended when your gate is longer than 1.5 meters.

Multiple Functions - The reliable electromagnetism limit switch can be easily adjusted. The stop-and-reverse function is used for obstacle detection in the process of gate operation. The "auto-close" feature secures your property after you leave. And the "soft start and soft stop" function extends the motor's lifespan.

Exceptional Customer Support - All the TOPENS products come with a 12-month war-ranty against defects, a 30-day exchange & return and excellent tech support. Visit TOPENS website for the user manual, installation video, and personalized service. TOPENS is ready to offer professional solutions for any questions or assistance. Enjoy an easier and smarter life by ordering other TOPENS accessories.

Choose TOPENS - With over 25 years of specialized experience in gate automation, we provide safe, smart, and reliable gate operators. The AT12131 automatic gate opener, featuring a robust 24VDC 80W motor, effortlessly handles heavy-duty single swing gates up to max 400kg in weight OR max 5.5m in length. The ultra-quiet electric gate motor ensures seamless, automatic operation, enhancing your family's convenience and comfort.

1 year warranty

Easy Programming Our garage door remote is compatible with all TOPENS swing and sliding door openers. It is easy to add to your door operator system and works seamlessly with most other door operator brands.

Ingenious Design - This kit features a built-in transformer and operates directly on 220-240VAC power. You have the option to integrate the 24V 12Ah automotive marine type battery (NOT Incl.) as a backup power source. Utilize either AC electricity independently or combine it with 20W solar panel & solar charge controller (NOT Incl.) for battery charging. Please refer to the pictures of the product page or the user manual for more details on how to configure these accessories.

EASY PROGRAMMING All the TOPENS swing and sliding gate openers can be operated by the M12 remote. Quick pairing makes it simple to add the remote to your gate opener system with the programming button on the control board. The M12 remote will operate a third-party gate opener whose control board accepts Normally Open Dry Contact signal for push button, and connects with our ERM12 receiver (NOT incl.). The ERM12 can be powered by 9-24VDC from the control board or external power source.

EASY PROGRAMMING All the TOPENS swing and sliding gate openers can be operated by the M12 remote. Quick pairing makes it simple to add the remote to your gate opener system with the programming button on the control board. The M12 remote will operate a third-party gate opener whose control board accepts Normally Open Dry Contact signal for push button, and connects with our ERM12 receiver (NOT incl.). The ERM12 can be powered by 9-24VDC from the control board or external power source.

Easy Programming Our garage door remote is compatible with all TOPENS swing and sliding door openers. It is easy to add to your door operator system and works seamlessly with most other door operator brands.