What is the quietest motion sensor available?
This page compares 4 motion sensors with verified specifications and prices. Top options include DSC BV500 Bravo 5 Ceiling Mounted 360 Degree Motion Detector, Honeywell IS335 Motion Sensor, Honeywell IS3035V PIR Motion Detector. Prices range from £17 to £44. All data is sourced from manufacturer documentation and specialist retailers.
| Product ⇅ | Price ⇅ | Sensor Range (m) ⇅ | Detection Angle (degrees) ⇅ | Motion Sensitivity Level ⇅ | Battery Life (years) ⇅ | Pet Immunity ⇅ | Alarm Sound Level (dB) ⇅ |
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DSC BV500 Bravo 5 Ceiling Mounted 360 Degree Motion Detector
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£44.33 ≈ | 12.2 | 360 | — | — | — | — |
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The DSC BV500 is a hardwired passive infrared motion detector designed for flat-ceiling installation. It provides 360-degree coverage, with a maximum detection diameter of 12.2 m when mounted at 3.6 m, and suits residential or commercial alarm systems. ★ Ideal forThis is not the quietest motion sensor available because no alarm sound level is specified and it is a hardwired detector that relies on an external alarm system for audible alerts.
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Honeywell IS335 Motion Sensor
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£16.97 ≈ | 17.07 | — | — | — | ✓ | — |
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The Honeywell IS335 is a hardwired indoor PIR motion detector with a 40 ft x 56 ft detection range and selectable pet immunity for animals up to 80 lb. Its sealed optics, consistent Fresnel-lens sensitivity, and 2,000-lux white-light immunity help reduce false alarms, making it suitable for residential alarm systems. ★ Ideal forIt is not suitable for the quietest motion sensor available because the IS335 is a hardwired PIR detector with no published alarm sound level, although its sealed optics and pet-immunity setting can help reduce false alarms.
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Honeywell IS3035V PIR Motion Detector
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£31.02 ≈ | 12 x 17 | — | — | — | ✓ | — |
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The Honeywell IS3035V is a hardwired PIR motion detector with a 12 x 17 m coverage area, selectable pet immunity, dual-slope temperature compensation, and uniform-sensitivity Fresnel optics. It suits residential or commercial wired alarm systems, particularly installations needing reliable coverage and reduced false alarms. ★ Ideal forIt suits the search for the quietest motion sensor because it is a hardwired detector with no built-in audible alarm sound level specified, so it does not add a local siren or alert noise.
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Nanoleaf Sense+ Smart Wireless Switch With Built-in Motion and Daylight Sensors CGC7VVZSTH
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£22.18 ≈ | 6-10 | 120 | — | 1+ | — | — |
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The Nanoleaf Sense+ is a wireless, battery-powered smart switch with passive infrared motion sensing and daylight sensing. It supports programmable lighting controls, can be wall-mounted or used as a portable remote, and suits renters and smart-home users who want automated lighting without hardwiring. ★ Ideal forFor a quiet motion-sensor setup, it is suitable because it uses passive infrared sensing and is designed to automate compatible lights without a documented audible alarm, although no alarm sound level is specified. |
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