Product comparison · 2 panic buttons

Dahua Technology ARD822-W2 panic button Wireless Alarm vs Dahua Technology DHI-ARD812 panic button Wired Universal

10specifications compared
9differ
1identical
9known for one product only

Key differences

The Dahua Technology DHI-ARD812 panic button Wired Universal has 272 mA more alarm current than the Dahua Technology ARD822-W2 panic button Wireless Alarm (300 mA vs 28 mA). The Dahua Technology ARD822-W2 panic button Wireless Alarm has 5.5 mm more width than the Dahua Technology DHI-ARD812 panic button Wired Universal (55 mm vs 49.5 mm). The Dahua Technology ARD822-W2 panic button Wireless Alarm has 3.5 mm more depth than the Dahua Technology DHI-ARD812 panic button Wired Universal (36 mm vs 32.5 mm). Connectivity technology: Wireless on the Dahua Technology ARD822-W2 panic button Wireless Alarm, Wired on the Dahua Technology DHI-ARD812 panic button Wired Universal. Purpose: Alarm on the Dahua Technology ARD822-W2 panic button Wireless Alarm, Universal on the Dahua Technology DHI-ARD812 panic button Wired Universal.

Connectivity technology
- ARD822-W2 panic button Wireless Alarm:Wireless
- DHI-ARD812 panic button Wired Universal:Wired
Purpose
- ARD822-W2 panic button Wireless Alarm:Alarm
- DHI-ARD812 panic button Wired Universal:Universal
Product colour
- ARD822-W2 panic button Wireless Alarm:White
- DHI-ARD812 panic button Wired Universal:Grey, Red
Power source
- ARD822-W2 panic button Wireless Alarm:Battery
- DHI-ARD812 panic button Wired Universal:DC
Alarm current
- ARD822-W2 panic button Wireless Alarm:28 mA
- DHI-ARD812 panic button Wired Universal:300 mA
Width
- ARD822-W2 panic button Wireless Alarm:55 mm
- DHI-ARD812 panic button Wired Universal:49.5 mm
Depth
- ARD822-W2 panic button Wireless Alarm:36 mm
- DHI-ARD812 panic button Wired Universal:32.5 mm
Height
- ARD822-W2 panic button Wireless Alarm:14.2 mm
- DHI-ARD812 panic button Wired Universal:53.5 mm

Side by side

Differences highlightedShow differences only

Comparison of ARD822-W2, DHI-ARD812
19 specifications	A Dahua Technology ARD822-W2 panic button Wireless Alarm Model ARD822-W2 View product	B Dahua Technology DHI-ARD812 panic button Wired Universal Model DHI-ARD812 View product
Features3 differ
Connectivity technologyDiffers	Wireless	Wired
PurposeDiffers	Alarm	Universal
Product colourDiffers	White	Grey, Red
International Protection (IP) codeKnown for one	IP54	Unknown — not stated by the source
Housing materialKnown for one	Unknown — not stated by the source	Acrylonitrile butadiene styrene (ABS)
CertificationKnown for one	Unknown — not stated by the source	CE
Power2 differ
Power sourceDiffers	Battery	DC
Battery typeKnown for one	CR2032	Unknown — not stated by the source
Alarm currentDiffers	28 mA	300 mA
Operational conditionsidentical
Operating temperature (T-T)	-10 - 55 °C	-10 - 55 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 95%
Weight & dimensions4 differ
WidthDiffers	55 mm	49.5 mm
DepthDiffers	36 mm	32.5 mm
HeightDiffers	14.2 mm	53.5 mm
WeightDiffers	18 g	34 g
Package widthKnown for one	95 mm	Unknown — not stated by the source
Package depthKnown for one	59.5 mm	Unknown — not stated by the source
Package heightKnown for one	30.5 mm	Unknown — not stated by the source
Package weightKnown for one	48 g	Unknown — not stated by the source

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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