Product comparison · 2 smoke detectors

Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless vs LogiLink SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless

11specifications compared
6differ
5identical
25known for one product only

Key differences

Bandwidth
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:868.3 MHz
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:433 MHz
LED indicators
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:Alarm, Fault, Power
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:Alarm
Alarm decibels
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:90 dB
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:85 dB
Maximum range
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:1000 m
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:20 m
Compatible battery sizes
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:CR123A
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:AA
Battery technology
- HY-SA21A-W2 Photoelectrical reflection detector Wireless:Lithium
- SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless:Alkaline

Side by side

Differences highlightedShow differences only

Comparison of HY-SA21A-W2, SC0007
36 specifications	A Dahua Technology HY-SA21A-W2 Photoelectrical reflection detector Wireless Model HY-SA21A-W2 View product	B LogiLink SC0007 smoke detector Photoelectrical reflection detector Interconnectable Wireless Model SC0007 View product
Features4 differ
BandwidthDiffers	868.3 MHz	433 MHz
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 indicatorsDiffers	Alarm, Fault, Power	Alarm
Alarm decibelsDiffers	90 dB	85 dB
Alarm muteKnown for one	Yes	Unknown — not stated by the source
Maximum rangeDiffers	1000 m	20 m
InterconnectableKnown for one	Unknown — not stated by the source	Yes
Best usesKnown for one	Unknown — not stated by the source	Home, Office
Suitable for room volume up toKnown for one	Unknown — not stated by the source	40 m³
Test buttonKnown for one	Unknown — not stated by the source	Yes
Power1 differ
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 typeKnown for one	CR123A	Unknown — not stated by the source
Compatible battery sizesDiffers	CR123A	AA
Battery voltageKnown for one	Unknown — not stated by the source	1.5 V
Number of batteries supportedKnown for one	Unknown — not stated by the source	2
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
Battery1 differ
Battery technologyDiffers	Lithium	Alkaline
Sustainabilityidentical
Compliance certificatesKnown for one	CE	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	160 mm
Package depthKnown for one	Unknown — not stated by the source	135 mm
Package heightKnown for one	Unknown — not stated by the source	55 mm

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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