Product comparison · 2 smoke detectors

Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless vs LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless

18specifications compared
10differ
8identical
22known for one product only

Key differences

The Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless has 5 dB more alarm decibels than the LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless (90 dB vs 85 dB). The Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless has 997 m more maximum range than the LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless (1000 m vs 3 m). The LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless has 0.2 cm more diameter than the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless (10 cm vs 9.8 cm). Power source: Battery on the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless, DC on the LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless. Battery life: 3 year(s) on the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless, 10 year(s) on the LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless.

Alarm decibels
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:90 dB
- SC0016 smoke detector Photoelectrical reflection detector Wireless:85 dB
Maximum range
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:1000 m
- SC0016 smoke detector Photoelectrical reflection detector Wireless:3 m
Power source
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:Battery
- SC0016 smoke detector Photoelectrical reflection detector Wireless:DC
Battery life
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:3 year(s)
- SC0016 smoke detector Photoelectrical reflection detector Wireless:10 year(s)
Battery type
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:CR123A
- SC0016 smoke detector Photoelectrical reflection detector Wireless:Built-in battery
Operating temperature (T-T)
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:-10 - 55 °C
- SC0016 smoke detector Photoelectrical reflection detector Wireless:0 - 40 °C
Operating relative humidity (H-H)
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:0 - 95%
- SC0016 smoke detector Photoelectrical reflection detector Wireless:0 - 93%
Diameter
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:9.8 cm
- SC0016 smoke detector Photoelectrical reflection detector Wireless:10 cm

Side by side

Differences highlightedShow differences only

Comparison of HY-SA21A-W2, SC0016
40 specifications	A Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless Model HY-SA21A-W2 View product	B LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless Model SC0016 View product
Features2 differ
Detector type	Photoelectrical reflection detector	Photoelectrical reflection detector
Connectivity technology	Wireless	Wireless
Test buttonKnown for one	Unknown — not stated by the source	Yes
Product colour	White	White
Suitable for indoor use	Yes	Yes
Light alarm	Yes	Yes
Alarm decibelsDiffers	90 dB	85 dB
Alarm mute	Yes	Yes
False alarm protectionKnown for one	Unknown — not stated by the source	Yes
Maximum rangeDiffers	1000 m	3 m
Mounting typeKnown for one	Unknown — not stated by the source	Surface-mounted
BandwidthKnown for one	868.3 MHz	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
LED indicatorsKnown for one	Alarm, Fault, Power	Unknown — not stated by the source
Power3 differ
Power sourceDiffers	Battery	DC
Battery lifeDiffers	3 year(s)	10 year(s)
Battery low indication	Yes	Yes
Battery typeDiffers	CR123A	Built-in battery
Battery voltageKnown for one	Unknown — not stated by the source	3 V
Input voltageKnown for one	3 V	Unknown — not stated by the source
Compatible battery sizesKnown for one	CR123A	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	-10 - 55 °C	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	5 - 28 °C
Operating relative humidity (H-H)Differs	0 - 95%	0 - 93%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	30 - 70%
Certificatesidentical
VdS certifiedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	CE, VdS
Weight & dimensions3 differ
DiameterDiffers	9.8 cm	10 cm
HeightDiffers	43.1 mm	33.6 mm
WeightDiffers	140 g	91 g
Packaging contentidentical
Mounting kitKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery technology	Lithium	Lithium
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	104 mm
Package depthKnown for one	Unknown — not stated by the source	50 mm
Package heightKnown for one	Unknown — not stated by the source	104 mm
Package weightKnown for one	Unknown — not stated by the source	140 g
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
Sustainabilityidentical
Compliance certificatesKnown for one	CE	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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