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Product comparison · 2 motion detectors

Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White vs Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White

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  • 12specifications compared
  • 11differ
  • 1identical
  • 30known for one product only

Key differences

The Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White has 270° more detection angle than the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White (360° vs 90°). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 9 m more detection distance than the Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White (15 m vs 6 m). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 69.2 mm more width than the Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White (106 mm vs 36.8 mm). Mounting type: Wall on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, Ceiling/wall on the Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White. International Protection (IP) code: IP66 on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, IP20 on the Techly I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White.

  • Mounting type
    • Wall
    • Ceiling/wall
  • Detection angle
    • 90°
    • 360°
  • International Protection (IP) code
    • IP66
    • IP20
  • Connectivity technology
    • Wireless
    • Wired
  • Detection distance
    • 15 m
    • 6 m
  • Operating relative humidity (H-H)
    • 10 - 90%
    • 0 - 93%
  • Operating temperature (T-T)
    • -25 - 60 °C
    • -20 - 40 °C
  • Width
    • 106 mm
    • 36.8 mm

Side by side

Differences highlightedShow differences only
42 specifications
A

Dahua Technology

DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White

Model DHI-ARD2251E-W2

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B

Techly

I-LIGHT-SNR11TY motion detector Passive infrared (PIR) sensor Wired Ceiling/wall White

Model I-LIGHT-SNR11TY

View product
Features3 differ
Mounting typeDiffersWallCeiling/wall
PlacementKnown for oneIndoor, Outdoor
LED indicatorsKnown for oneAlarm
Product colourWhiteWhite
Security algorithmsKnown for one128-bit AES
Detection angleDiffers90°360°
Housing materialKnown for onePolycarbonate (PC)
International Protection (IP) codeDiffersIP66IP20
LED colourKnown for oneGreen
Adjustable light intensityKnown for oneYes
Brightness detectionKnown for oneYes
Installation height (max)Known for one4 m
Installation height (min)Known for one1.8 m
Light sensitivityKnown for one2000 lx
Security3 differ
Sensor typeDiffersPassive infrared (PIR) sensor/Microwave sensorPassive infrared (PIR) sensor
Connectivity technologyDiffersWirelessWired
Transmit powerKnown for one10 dBmW
Alarm functionKnown for oneYes
Detection distanceDiffers15 m6 m
InterfaceKnown for oneRF
Operating frequencyKnown for one433.1 - 434.6 MHz
Transmission distanceKnown for one1200 m
Poweridentical
Power source typeKnown for oneBattery
Battery typeKnown for oneCR123A
Number of batteries supportedKnown for one4
Power consumption (max)Known for one800 W
Input frequencyKnown for one50 Hz
Input voltageKnown for one220 - 240 V
Power consumption (typical)Known for one0.5 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs10 - 90%0 - 93%
Operating temperature (T-T)Differs-25 - 60 °C-20 - 40 °C
Storage temperature (T-T)Known for one-25 - 60 °C
Weight & dimensions3 differ
WidthDiffers106 mm36.8 mm
DepthKnown for one94 mm
HeightDiffers211 mm25.5 mm
WeightDiffers651 g69 g
Packaging dataidentical
Package widthKnown for one251 mm
Package depthKnown for one116 mm
Package heightKnown for one119 mm
Package weightKnown for one860 g
Quantity per packKnown for one1 pc(s)
Packaging contentidentical
ManualKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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