Product comparison · 2 smoke detectors

Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired vs Hama GS 508

5specifications compared
3differ
2identical
13known for one product only

Key differences

The Hama GS 508 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 GS 508 has 48.4 mm more depth than the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired (100 mm vs 51.6 mm). Battery technology: Lithium-Ion (Li-Ion) on the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired, Lithium on the Hama GS 508.

Width
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:81.5 mm
- GS 508:100 mm
Depth
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:51.6 mm
- GS 508:100 mm
Battery technology
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:Lithium-Ion (Li-Ion)
- GS 508:Lithium

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-SA40A-R8, GS 508
18 specifications	A Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired Model DHI-HY-SA40A-R8 View product	B Hama GS 508 View product
Featuresidentical
InterconnectableKnown for one	Yes	Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
Detector typeKnown for one	Unknown — not stated by the source	Photoelectrical reflection detector
Alarm decibelsKnown for one	Unknown — not stated by the source	85 dB
Poweridentical
Battery voltageKnown for one	3 V	Unknown — not stated by the source
Battery lifeKnown for one	Unknown — not stated by the source	10 year(s)
Battery low indicationKnown for one	Unknown — not stated by the source	Yes
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
Weight & dimensions2 differ
WidthDiffers	81.5 mm	100 mm
DepthDiffers	51.6 mm	100 mm
WeightKnown for one	110 g	Unknown — not stated by the source
DiameterKnown for one	Unknown — not stated by the source	10 cm
HeightKnown for one	Unknown — not stated by the source	30 mm
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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