Product comparison · 2 smoke detectors

Dahua Technology DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired vs Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired

7specifications compared
3differ
4identical
13known for one product only

Key differences

The Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired has 5.6 mm more height than the Dahua Technology DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired (51.6 mm vs 46 mm). The Dahua Technology DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired has 10 g more weight than the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired (120 g vs 110 g). Power source: AC on the Dahua Technology DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired, Battery on the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired.

Power source
- DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired:AC
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:Battery
Height
- DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired:46 mm
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:51.6 mm
Weight
- DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired:120 g
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:110 g

Side by side

Differences highlightedShow differences only

Comparison of DHI-FAD201A, DHI-HY-SA40A
20 specifications	A Dahua Technology DHI-FAD201A smoke detector Photoelectrical reflection detector Interconnectable Wired Model DHI-FAD201A View product	B Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired Model DHI-HY-SA40A View product
Featuresidentical
Detector type	Photoelectrical reflection detector	Photoelectrical reflection detector
Connectivity technology	Wired	Wired
Product colour	White	White
Suitable for indoor useKnown for one	Unknown — not stated by the source	Yes
Light alarmKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Alarm decibelsKnown for one	Unknown — not stated by the source	84 dB
InterconnectableKnown for one	Yes	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
Power1 differ
Power sourceDiffers	AC	Battery
Battery lifeKnown for one	Unknown — not stated by the source	10 year(s)
Battery typeKnown for one	Unknown — not stated by the source	CR123A
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Operational conditionsidentical
Operating temperature (T-T)	-10 - 55 °C	-10 - 55 °C
Weight & dimensions2 differ
DiameterKnown for one	Unknown — not stated by the source	8.15 cm
HeightDiffers	46 mm	51.6 mm
WeightDiffers	120 g	110 g
WidthKnown for one	103 mm	Unknown — not stated by the source
DepthKnown for one	104 mm	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium

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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