Product comparison · 2 smoke detectors

Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired vs Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless

8specifications compared
3differ
5identical
11known for one product only

Key differences

The Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless has 0.6 V more battery voltage than the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired (3.6 V vs 3 V). Connectivity technology: Wired on the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired, Wireless on the Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless. Battery technology: Lithium-Ion (Li-Ion) on the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired, Lithium on the Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless.

Connectivity technology
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:Wired
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:Wireless
Battery voltage
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:3 V
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:3.6 V
Battery technology
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:Lithium-Ion (Li-Ion)
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:Lithium

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-SA40A-R8, FAD122A-W
19 specifications	A Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired Model DHI-HY-SA40A-R8 View product	B Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless Model FAD122A-W View product
Features1 differ
Detector typeKnown for one	Unknown — not stated by the source	Photoelectrical reflection detector
Connectivity technologyDiffers	Wired	Wireless
BandwidthKnown for one	Unknown — not stated by the source	433 MHz
Alarm decibelsKnown for one	Unknown — not stated by the source	80 dB
Maximum rangeKnown for one	Unknown — not stated by the source	150 m
InterconnectableKnown for one	Yes	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
Power1 differ
Battery lifeKnown for one	Unknown — not stated by the source	3 year(s)
Battery voltageDiffers	3 V	3.6 V
Weight & dimensionsidentical
DiameterKnown for one	Unknown — not stated by the source	10.3 cm
HeightKnown for one	Unknown — not stated by the source	41 mm
WidthKnown for one	81.5 mm	Unknown — not stated by the source
DepthKnown for one	51.6 mm	Unknown — not stated by the source
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	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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