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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 Trust ALMDT-2000 Wireless Wall White

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  • 12specifications compared
  • 6differ
  • 6identical
  • 23known for one product only

Key differences

The Trust ALMDT-2000 Wireless Wall White has 30° more detection angle than the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White (120° vs 90°). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 2 more batteries supported than the Trust ALMDT-2000 Wireless Wall White (4 vs 2). Placement: Indoor, Outdoor on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, Indoor on the Trust ALMDT-2000 Wireless Wall White. LED indicators: Alarm on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, Alarm, Power on the Trust ALMDT-2000 Wireless Wall White. Operating frequency: 433.1 - 434.6 MHz on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, 868 MHz on the Trust ALMDT-2000 Wireless Wall White.

  • Placement
    • Indoor, Outdoor
    • Indoor
  • LED indicators
    • Alarm
    • Alarm, Power
  • Detection angle
    • 90°
    • 120°
  • Operating frequency
    • 433.1 - 434.6 MHz
    • 868 MHz
  • Battery type
    • CR123A
    • AA
  • Number of batteries supported
    • 4
    • 2

Side by side

Differences highlightedShow differences only
35 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

Trust

ALMDT-2000 Wireless Wall White

Model ALMDT-2000

View product
Features3 differ
Mounting typeWallWall
PlacementDiffersIndoor, OutdoorIndoor
LED indicatorsDiffersAlarmAlarm, Power
Product colourWhiteWhite
Security algorithmsKnown for one128-bit AES
Detection angleDiffers90°120°
Housing materialKnown for onePolycarbonate (PC)
International Protection (IP) codeKnown for oneIP66
LED colourKnown for oneGreen
Security1 differ
Sensor typeKnown for onePassive infrared (PIR) sensor/Microwave sensor
Connectivity technologyWirelessWireless
Transmit powerKnown for one10 dBmW
Alarm functionYesYes
Detection distance15 m15 m
InterfaceKnown for oneRF
Operating frequencyDiffers433.1 - 434.6 MHz868 MHz
Transmission distanceKnown for one1200 m
Outdoor rangeKnown for one120
Power2 differ
Power source typeBatteryBattery
Battery typeDiffersCR123AAA
Number of batteries supportedDiffers42
Battery voltageKnown for one1.5 V
Operational conditionsidentical
Operating relative humidity (H-H)Known for one10 - 90%
Operating temperature (T-T)Known for one-25 - 60 °C
Storage temperature (T-T)Known for one-25 - 60 °C
Weight & dimensionsidentical
WidthKnown for one106 mm
DepthKnown for one94 mm
HeightKnown for one211 mm
WeightKnown for one651 g
Packaging dataidentical
Package widthKnown for one251 mm
Package depthKnown for one116 mm
Package heightKnown for one119 mm
Package weightKnown for one860 g
Batteryidentical
Battery technologyKnown for oneAlkaline
Packaging contentidentical
Screws includedKnown 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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