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Product comparison · 2 motion detectors

D-Link DCH-B122 motion detector Wireless White vs Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White

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  • 3specifications compared
  • 1differ
  • 2identical
  • 21known for one product only

Key differences

The Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White has 613.3 g more weight than the D-Link DCH-B122 motion detector Wireless White (651 g vs 37.7 g).

  • Weight
    • 37.7 g
    • 651 g

Side by side

Differences highlightedShow differences only
24 specifications
A

D-Link

DCH-B122 motion detector Wireless White

Model DCH-B122

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B

Dahua Technology

ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White

Model ARD2251E-W2(868)

View product
Featuresidentical
Product colourWhiteWhite
ZigBeeKnown for oneYes
Security algorithmsKnown for one128-bit AES
CertificationKnown for oneFCC, IC, CE, RCM, Zigbee 3.0
Mounting typeKnown for oneWall
Securityidentical
Connectivity technologyWirelessWireless
Operating frequencyKnown for one2400 MHz
Transmission distanceKnown for one40 m
Sensor typeKnown for onePassive infrared (PIR) sensor
Poweridentical
Power source typeKnown for oneBattery
Battery lifeKnown for one2 year(s)
Battery typeKnown for oneCR2450
Number of batteries supportedKnown for one1
Weight & dimensions1 differ
WidthKnown for one51 mm
DepthKnown for one51 mm
HeightKnown for one34.5 mm
WeightDiffers37.7 g651 g
Batteryidentical
Battery technologyKnown for oneLithium
Operational conditionsidentical
Operating temperature (T-T)Known for one-25 - 60 °C
Storage temperature (T-T)Known for one-25 - 60 °C
Packaging dataidentical
Package widthKnown for one116 mm
Package depthKnown for one119 mm
Package heightKnown for one251 mm
Package weightKnown for one890 g

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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