Product comparison · 2 smoke detectors

Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired vs Hama HSD1 Photoelectrical reflection detector Wireless

6specifications compared
4differ
2identical
21known for one product only

Key differences

The Hama HSD1 Photoelectrical reflection detector Wireless has 18.5 mm more width than the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired (100 mm vs 81.5 mm). The Hama HSD1 Photoelectrical reflection detector Wireless has 48.4 mm more depth than the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired (100 mm vs 51.6 mm). Connectivity technology: Wired on the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired, Wireless on the Hama HSD1 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 Hama HSD1 Photoelectrical reflection detector Wireless.

Connectivity technology
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:Wired
- HSD1 Photoelectrical reflection detector Wireless:Wireless
Width
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:81.5 mm
- HSD1 Photoelectrical reflection detector Wireless:100 mm
Depth
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:51.6 mm
- HSD1 Photoelectrical reflection detector Wireless:100 mm
Battery technology
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:Lithium-Ion (Li-Ion)
- HSD1 Photoelectrical reflection detector Wireless:Lithium

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-SA40A-R8, HSD1
27 specifications	A Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired Model DHI-HY-SA40A-R8 View product	B Hama HSD1 Photoelectrical reflection detector Wireless Model HSD1 View product
Features1 differ
Detector typeKnown for one	Unknown — not stated by the source	Photoelectrical reflection detector
Connectivity technologyDiffers	Wired	Wireless
Alarm decibelsKnown for one	Unknown — not stated by the source	85 dB
InterconnectableKnown for one	Yes	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
Poweridentical
Backup batteryKnown for one	Unknown — not stated by the source	Yes
Battery lifeKnown for one	Unknown — not stated by the source	10 year(s)
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Compatible battery sizesKnown for one	Unknown — not stated by the source	CR123A
Battery voltageKnown for one	3 V	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	81.5 mm	100 mm
DepthDiffers	51.6 mm	100 mm
DiameterKnown for one	Unknown — not stated by the source	10 cm
HeightKnown for one	Unknown — not stated by the source	35 mm
WeightKnown for one	110 g	Unknown — not stated by the source
Packaging contentidentical
Mounting kitKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	155 mm
Package depthKnown for one	Unknown — not stated by the source	116 mm
Package heightKnown for one	Unknown — not stated by the source	50 mm
Package weightKnown for one	Unknown — not stated by the source	144 g
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Operational conditionsidentical
Operating temperature (T-T)Known for one	-10 - 55 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	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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