Product comparison · 2 smoke detectors

Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless vs Hama GS503 Photoelectrical reflection detector

7specifications compared
3differ
4identical
11known for one product only

Key differences

The Hama GS503 Photoelectrical reflection detector has 5 dB more alarm decibels than the Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless (85 dB vs 80 dB). The Hama GS503 Photoelectrical reflection detector has 5.4 V more battery voltage than the Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless (9 V vs 3.6 V). Battery life: 3 year(s) on the Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless, 10 year(s) on the Hama GS503 Photoelectrical reflection detector.

Alarm decibels
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:80 dB
- GS503 Photoelectrical reflection detector:85 dB
Battery life
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:3 year(s)
- GS503 Photoelectrical reflection detector:10 year(s)
Battery voltage
- FAD122A-W smoke detector Photoelectrical reflection detector Wireless:3.6 V
- GS503 Photoelectrical reflection detector:9 V

Side by side

Differences highlightedShow differences only

Comparison of FAD122A-W, GS503
18 specifications	A Dahua Technology FAD122A-W smoke detector Photoelectrical reflection detector Wireless Model FAD122A-W View product	B Hama GS503 Photoelectrical reflection detector Model GS503 View product
Features1 differ
Connectivity technologyKnown for one	Wireless	Unknown — not stated by the source
BandwidthKnown for one	433 MHz	Unknown — not stated by the source
Alarm decibelsDiffers	80 dB	85 dB
Maximum rangeKnown for one	150 m	Unknown — not stated by the source
Test buttonKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Battery lifeDiffers	3 year(s)	10 year(s)
Battery voltageDiffers	3.6 V	9 V
Battery low indicationKnown for one	Unknown — not stated by the source	Yes
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
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 & dimensionsidentical
DiameterKnown for one	10.3 cm	Unknown — not stated by the source
HeightKnown for one	41 mm	Unknown — not stated by the source
WeightKnown for one	110 g	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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