ELK Wireless PIR Motion Sensor, Ceiling Mount, 319.5 MHz
Maxxima Ceiling Mount 360 Degree PIR Occupancy Sensor - Hard-Wired Motion Sensor, LED Compatible, Commercial or Residential Automatic Sensing Solution for Indoor Use at Max Height 15ft, 120-277V - Amazon.com
Ceiling Mounted Low Voltage PIR Motion Sensor | TOPGREENER
Ceiling Mounted Line Voltage PIR Motion Sensor | TOPGREENER
Enerlites White Line Voltage PIR Occupancy Ceiling Mount Sensor with 4ft Lead Cable (Enerlites MPC-52V-W) | HomElectrical.com
CMR9 Sensorswitch Ceiling MNT 360 Sensor Line Volt Pir
Honeywell Home 997 Ceiling Mount PIR Motion Detector Sensor - SS&Si Dealer Network
Honeywell 997 PIR Ceiling Mount Motion Detector - SafeHomeCentral
Rayzeek PIR Motion Detector Ceiling Mount Occupancy Sensor
Maxxima Ceiling Mount 360 Degree PIR Occupancy Sensor - Hard-Wired Motion Sensor, 120V LED Compatible, Automatic Sensing Solution for Indoor Use at Max Height 10ft, Ideal for Closets and Pantries - Amazon.com
High-Bay Ceiling Mounted PIR Motion Sensor | TOPGREENER
Amazon.com: Pir Motion Sensor, 12V Wired Indoor Top Ceiling Mounted 360 Degree Passive PIR Infrared Motion Detection Sensor Alarm, Low Noise, High Sensitivity, Anti-EMI Binary Pyroelectric Sensors : Electronics
SPT Wired 360 FOV Ceiling Mount PIR (Passive Infrared) Motion Sensor (2-Pack) 15-951-2 - The Home Depot