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Product comparison · 2 motion detectors

Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White vs Dahua Technology ARD323-W2(868S) Wired Ceiling White

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  • 9specifications compared
  • 8differ
  • 1identical
  • 19known for one product only

Key differences

The Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White has 581 g more weight than the Dahua Technology ARD323-W2(868S) Wired Ceiling White (651 g vs 70 g). The Dahua Technology ARD323-W2(868S) Wired Ceiling White has 19 mm more package width than the Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White (135 mm vs 116 mm). The Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White has 20.5 mm more package depth than the Dahua Technology ARD323-W2(868S) Wired Ceiling White (119 mm vs 98.5 mm). Mounting type: Wall on the Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White, Ceiling on the Dahua Technology ARD323-W2(868S) Wired Ceiling White. Connectivity technology: Wireless on the Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White, Wired on the Dahua Technology ARD323-W2(868S) Wired Ceiling White.

  • Mounting type
    • Wall
    • Ceiling
  • Connectivity technology
    • Wireless
    • Wired
  • Operating temperature (T-T)
    • -25 - 60 °C
    • -10 - 55 °C
  • Weight
    • 651 g
    • 70 g
  • Package width
    • 116 mm
    • 135 mm
  • Package depth
    • 119 mm
    • 98.5 mm
  • Package height
    • 251 mm
    • 27.8 mm
  • Package weight
    • 890 g
    • 115 g

Side by side

Differences highlightedShow differences only
28 specifications
A

Dahua Technology

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

Model ARD2251E-W2(868)

View product
B

Dahua Technology

ARD323-W2(868S) Wired Ceiling White

Model ARD323-W2(868S)

View product
Features1 differ
Mounting typeDiffersWallCeiling
PlacementKnown for oneIndoor
LED indicatorsKnown for oneAlarm, Yes
Product colourWhiteWhite
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
CertificationKnown for oneCE
Security1 differ
Connectivity technologyDiffersWirelessWired
Detection distanceKnown for one1200 m
Operating frequencyKnown for one868 - 868.6 MHz
Tamper protectionKnown for oneYes
Sensor typeKnown for onePassive infrared (PIR) sensor
Poweridentical
Power source typeKnown for oneBattery
Battery lifeKnown for one5 year(s)
Battery typeKnown for oneCR123A
Power consumption (typical)Known for one0.125 W
Operational conditions1 differ
Operating relative humidity (H-H)Known for one10 - 90%
Operating temperature (T-T)Differs-25 - 60 °C-10 - 55 °C
Storage temperature (T-T)Known for one-25 - 60 °C
Weight & dimensions1 differ
WidthKnown for one100.2 mm
DepthKnown for one20.8 mm
HeightKnown for one20.3 mm
WeightDiffers651 g70 g
Packaging data4 differ
Package widthDiffers116 mm135 mm
Package depthDiffers119 mm98.5 mm
Package heightDiffers251 mm27.8 mm
Package weightDiffers890 g115 g
Quantity per packKnown for one1 pc(s)
Batteryidentical
Battery technologyKnown for oneAlkaline

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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