Product comparison · 2 door & window sensors

Dahua Technology ARD312 Iron Door Contact vs Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White

15specifications compared
11differ
4identical
8known for one product only

Key differences

The Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White has 2.8 mm more width than the Dahua Technology ARD312 Iron Door Contact (20.8 mm vs 18 mm). The Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White has 10.3 mm more depth than the Dahua Technology ARD312 Iron Door Contact (20.3 mm vs 10 mm). The Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White has 50.2 mm more height than the Dahua Technology ARD312 Iron Door Contact (100.2 mm vs 50 mm). Connectivity technology: Wired on the Dahua Technology ARD312 Iron Door Contact, Wireless on the Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White. Product colour: Grey, Silver on the Dahua Technology ARD312 Iron Door Contact, White on the Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White.

Connectivity technology
- ARD312 Iron Door Contact:Wired
- DHI-ARD324-W2(868) door/window sensor Wireless White:Wireless
Product colour
- ARD312 Iron Door Contact:Grey, Silver
- DHI-ARD324-W2(868) door/window sensor Wireless White:White
Width
- ARD312 Iron Door Contact:18 mm
- DHI-ARD324-W2(868) door/window sensor Wireless White:20.8 mm
Depth
- ARD312 Iron Door Contact:10 mm
- DHI-ARD324-W2(868) door/window sensor Wireless White:20.3 mm
Height
- ARD312 Iron Door Contact:50 mm
- DHI-ARD324-W2(868) door/window sensor Wireless White:100.2 mm
Weight
- ARD312 Iron Door Contact:54 g
- DHI-ARD324-W2(868) door/window sensor Wireless White:70 g
Package width
- ARD312 Iron Door Contact:55 mm
- DHI-ARD324-W2(868) door/window sensor Wireless White:98.5 mm
Package depth
- ARD312 Iron Door Contact:25 mm
- DHI-ARD324-W2(868) door/window sensor Wireless White:27.8 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-ARD312, DHI-ARD324-W2(868)
23 specifications	A Dahua Technology ARD312 Iron Door Contact Model DHI-ARD312 View product	B Dahua Technology DHI-ARD324-W2(868) door/window sensor Wireless White Model DHI-ARD324-W2(868) View product
Features3 differ
Connectivity technologyDiffers	Wired	Wireless
Operating frequencyKnown for one	Unknown — not stated by the source	868 - 868.6 MHz
Transmission distanceKnown for one	Unknown — not stated by the source	1200 m
Suitable for	Door	Door
Security algorithmsKnown for one	Unknown — not stated by the source	128-bit AES
On/off switchKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Alarm
Product colourDiffers	Grey, Silver	White
Housing materialDiffers	Metal	Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Tamper protectionKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	CR123A
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Weight & dimensions4 differ
WidthDiffers	18 mm	20.8 mm
DepthDiffers	10 mm	20.3 mm
HeightDiffers	50 mm	100.2 mm
WeightDiffers	54 g	70 g
Packaging data4 differ
Package widthDiffers	55 mm	98.5 mm
Package depthDiffers	25 mm	27.8 mm
Package heightDiffers	70 mm	135 mm
Package weightDiffers	56.7 g	115 g
Operational conditionsidentical
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Operating temperature (T-T)	-10 - 55 °C	-10 - 55 °C
Sustainabilityidentical
Compliance certificates	CE	CE

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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