Product comparison · 2 smoke detectors

Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless vs LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless

8specifications compared
5differ
3identical
21known 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 SC0111 smoke detector Carbon monoxide detector Wired & Wireless (90 dB vs 85 dB). The Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless has 999 m more maximum range than the LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless (1000 m vs 1 m). Detector type: Photoelectrical reflection detector on the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless, Carbon monoxide detector on the LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless. Connectivity technology: Wireless on the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless, Wired & Wireless on the LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless. LED indicators: Alarm, Fault, Power on the Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless, Yes on the LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless.

Connectivity technology
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:Wireless
- SC0111 smoke detector Carbon monoxide detector Wired & Wireless:Wired & Wireless
LED indicators
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:Alarm, Fault, Power
- SC0111 smoke detector Carbon monoxide detector Wired & Wireless:Yes
Alarm decibels
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:90 dB
- SC0111 smoke detector Carbon monoxide detector Wired & Wireless:85 dB
Maximum range
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:1000 m
- SC0111 smoke detector Carbon monoxide detector Wired & Wireless:1 m

Side by side

Differences highlightedShow differences only

Comparison of HY-SA21A-W2, SC0111
29 specifications	A Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless Model HY-SA21A-W2 View product	B LogiLink SC0111 smoke detector Carbon monoxide detector Wired & Wireless Model SC0111 View product
Features5 differ
Detector typeDiffers	Photoelectrical reflection detector	Carbon monoxide detector
Connectivity technologyDiffers	Wireless	Wired & Wireless
BandwidthKnown for one	868.3 MHz	Unknown — not stated by the source
Housing materialKnown for one	ABS	Unknown — not stated by the source
Product colour	White	White
Suitable for indoor useKnown for one	Yes	Unknown — not stated by the source
Light alarm	Yes	Yes
LED indicatorsDiffers	Alarm, Fault, Power	Yes
Alarm decibelsDiffers	90 dB	85 dB
Alarm muteKnown for one	Yes	Unknown — not stated by the source
Maximum rangeDiffers	1000 m	1 m
InterconnectableKnown for one	Unknown — not stated by the source	No
Test buttonKnown for one	Unknown — not stated by the source	Yes
Mounting typeKnown for one	Unknown — not stated by the source	Surface-mounted
Poweridentical
Power source	Battery	Battery
Input voltageKnown for one	3 V	Unknown — not stated by the source
Battery lifeKnown for one	3 year(s)	Unknown — not stated by the source
Battery low indicationKnown for one	Yes	Unknown — not stated by the source
Battery typeKnown for one	CR123A	Unknown — not stated by the source
Compatible battery sizesKnown for one	CR123A	Unknown — not stated by the source
Battery voltageKnown for one	Unknown — not stated by the source	1.5 V
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	9.8 cm	Unknown — not stated by the source
HeightKnown for one	43.1 mm	Unknown — not stated by the source
WeightKnown for one	140 g	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
Sustainabilityidentical
Compliance certificatesKnown for one	CE	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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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