Product comparison · 2 smoke detectors

Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless vs Digicom 8D5785DA smoke detector Optical detector Wireless

14specifications compared
8differ
6identical
20known for one product only

Key differences

The Digicom 8D5785DA smoke detector Optical detector Wireless has 10 dB more alarm decibels than the Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless (95 dB vs 85 dB). The Digicom 8D5785DA smoke detector Optical detector Wireless has 47 m more maximum range than the Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless (50 m vs 3 m). The Digicom 8D5785DA smoke detector Optical detector Wireless has 6 V more battery voltage than the Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless (9 V vs 3 V). Detector type: Photoelectrical reflection detector on the Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless, Optical detector on the Digicom 8D5785DA smoke detector Optical detector Wireless. Battery life: 10 year(s) on the Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless, 1 year(s) on the Digicom 8D5785DA smoke detector Optical detector Wireless.

Alarm decibels
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:85 dB
- 8D5785DA smoke detector Optical detector Wireless:95 dB
Maximum range
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:3 m
- 8D5785DA smoke detector Optical detector Wireless:50 m
Battery life
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:10 year(s)
- 8D5785DA smoke detector Optical detector Wireless:1 year(s)
Battery voltage
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:3 V
- 8D5785DA smoke detector Optical detector Wireless:9 V
Operating temperature (T-T)
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:-10 - 55 °C
- 8D5785DA smoke detector Optical detector Wireless:0 - 50 °C
Diameter
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:9.8 cm
- 8D5785DA smoke detector Optical detector Wireless:11 cm
Height
- HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless:43.1 mm
- 8D5785DA smoke detector Optical detector Wireless:32 mm

Side by side

Differences highlightedShow differences only

Comparison of HY-SA30A-R8, 8D5785DA
34 specifications	A Dahua Technology HY-SA30A-R8 smoke detector Photoelectrical reflection detector Interconnectable Wireless Model HY-SA30A-R8 View product	B Digicom 8D5785DA smoke detector Optical detector Wireless Model 8D5785DA View product
Features3 differ
Detector typeDiffers	Photoelectrical reflection detector	Optical detector
InterconnectableKnown for one	Yes	Unknown — not stated by the source
Best usesKnown for one	Home	Unknown — not stated by the source
Housing materialKnown for one	ABS	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
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Alarm decibelsDiffers	85 dB	95 dB
Alarm muteKnown for one	Yes	Unknown — not stated by the source
Maximum rangeDiffers	3 m	50 m
Number of simultaneously connected devices (max)Known for one	24	Unknown — not stated by the source
Easy to installKnown for one	Yes	Unknown — not stated by the source
Placement supportedKnown for one	Unknown — not stated by the source	Horizontal
Power2 differ
Battery lifeDiffers	10 year(s)	1 year(s)
Battery low indicationKnown for one	Yes	Unknown — not stated by the source
Battery typeKnown for one	CR123A	Unknown — not stated by the source
Battery voltageDiffers	3 V	9 V
Number of batteries supportedKnown for one	Unknown — not stated by the source	1
Compatible battery sizesKnown for one	Unknown — not stated by the source	9v
Operational conditions1 differ
Operating temperature (T-T)Differs	-10 - 55 °C	0 - 50 °C
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	TÜV and CE	Unknown — not stated by the source
Weight & dimensions2 differ
DiameterDiffers	9.8 cm	11 cm
HeightDiffers	43.1 mm	32 mm
WeightKnown for one	138 g	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Package typeKnown for one	Unknown — not stated by the source	Box

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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