Genie 27220A Garage Door Opener Limit Switch Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; PMX300-IC/A,PMX300-IC/B,PMX500-IC/B,GPS700-IC,IC250,PMX65,PMX75,PMX85,PMX700,IC250B,PMX80,PMX1200,PMX500-IC/A,GPS1200-IC,PMX60 Limit switch 27220A stops the garage door opener motor when the door is fully opened or closed Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Genie This limit switch (part number 27220A) is for garage door openers Follow the instructions in your owner's manual or installation guide when installing this part