Product comparison · 2 smoke detectors

Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired vs Hama GS536 Optical detector

8specifications compared
5differ
3identical
19known for one product only

Key differences

The Hama GS536 Optical detector has 1 dB more alarm decibels than the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired (85 dB vs 84 dB). The Hama GS536 Optical detector has 0.8 cm more diameter than the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired (8.95 cm vs 8.15 cm). The Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired has 16.6 mm more height than the Hama GS536 Optical detector (51.6 mm vs 35 mm). Detector type: Photoelectrical reflection detector on the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired, Optical detector on the Hama GS536 Optical detector. LED indicators: Yes on the Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired, Alarm on the Hama GS536 Optical detector.

LED indicators
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:Yes
- GS536 Optical detector:Alarm
Alarm decibels
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:84 dB
- GS536 Optical detector:85 dB
Diameter
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:8.15 cm
- GS536 Optical detector:8.95 cm
Height
- DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired:51.6 mm
- GS536 Optical detector:35 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-SA40A, GS536
27 specifications	A Dahua Technology DHI-HY-SA40A smoke detector Photoelectrical reflection detector Wired Model DHI-HY-SA40A View product	B Hama GS536 Optical detector Model GS536 View product
Features3 differ
Detector typeDiffers	Photoelectrical reflection detector	Optical detector
Test buttonKnown for one	Unknown — not stated by the source	Yes
Product colour	White	White
LED indicatorsDiffers	Yes	Alarm
Alarm decibelsDiffers	84 dB	85 dB
Easy to installKnown for one	Unknown — not stated by the source	Yes
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Suitable for indoor useKnown for one	Yes	Unknown — not stated by the source
Light alarmKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power source	Battery	Battery
Battery voltageKnown for one	Unknown — not stated by the source	9 V
Number of batteries supported	1	1
Battery lifeKnown for one	10 year(s)	Unknown — not stated by the source
Battery typeKnown for one	CR123A	Unknown — not stated by the source
Weight & dimensions2 differ
DiameterDiffers	8.15 cm	8.95 cm
HeightDiffers	51.6 mm	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
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
Batteryidentical
Battery technologyKnown for one	Lithium	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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