Product comparison · 2 smoke detectors

Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired vs Hama GS536 Optical detector

3specifications compared
1differ
2identical
25known for one product only

Key differences

The Hama GS536 Optical detector has 6 V more battery voltage than the Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired (9 V vs 3 V).

Battery voltage
- DHI-HY-SA40A-R8 smoke detector Interconnectable Wired:3 V
- GS536 Optical detector:9 V

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-SA40A-R8, GS536
28 specifications	A Dahua Technology DHI-HY-SA40A-R8 smoke detector Interconnectable Wired Model DHI-HY-SA40A-R8 View product	B Hama GS536 Optical detector Model GS536 View product
Featuresidentical
Detector typeKnown for one	Unknown — not stated by the source	Optical detector
Test buttonKnown for one	Unknown — not stated by the source	Yes
Product colour	White	White
LED indicatorsKnown for one	Unknown — not stated by the source	Alarm
Alarm decibelsKnown for one	Unknown — not stated by the source	85 dB
Easy to installKnown for one	Unknown — not stated by the source	Yes
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
Power1 differ
Power source	Battery	Battery
Battery voltageDiffers	3 V	9 V
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Weight & dimensionsidentical
DiameterKnown for one	Unknown — not stated by the source	8.95 cm
HeightKnown for one	Unknown — not stated by the source	35 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
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
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	170 mm
Package depthKnown for one	Unknown — not stated by the source	90 mm
Package heightKnown for one	Unknown — not stated by the source	45 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
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	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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