Product comparison · 2 motion detectors

D-Link DCH-B122 motion detector Wireless White vs Dahua Technology PFM861-B100 Wired Wall White

7specifications compared
6differ
1identical
18known for one product only

Key differences

The Dahua Technology PFM861-B100 Wired Wall White has 143 mm more width than the D-Link DCH-B122 motion detector Wireless White (194 mm vs 51 mm). The Dahua Technology PFM861-B100 Wired Wall White has 107 mm more depth than the D-Link DCH-B122 motion detector Wireless White (158 mm vs 51 mm). The Dahua Technology PFM861-B100 Wired Wall White has 14.5 mm more height than the D-Link DCH-B122 motion detector Wireless White (49 mm vs 34.5 mm). Connectivity technology: Wireless on the D-Link DCH-B122 motion detector Wireless White, Wired on the Dahua Technology PFM861-B100 Wired Wall White. Operating frequency: 2400 MHz on the D-Link DCH-B122 motion detector Wireless White, 24050 - 24200 MHz on the Dahua Technology PFM861-B100 Wired Wall White.

Connectivity technology
- DCH-B122 motion detector Wireless White:Wireless
- PFM861-B100 Wired Wall White:Wired
Operating frequency
- DCH-B122 motion detector Wireless White:2400 MHz
- PFM861-B100 Wired Wall White:24050 - 24200 MHz
Width
- DCH-B122 motion detector Wireless White:51 mm
- PFM861-B100 Wired Wall White:194 mm
Depth
- DCH-B122 motion detector Wireless White:51 mm
- PFM861-B100 Wired Wall White:158 mm
Height
- DCH-B122 motion detector Wireless White:34.5 mm
- PFM861-B100 Wired Wall White:49 mm
Weight
- DCH-B122 motion detector Wireless White:37.7 g
- PFM861-B100 Wired Wall White:1.06 kg

Side by side

Differences highlightedShow differences only

Comparison of DCH-B122, PFM861-B100
25 specifications	A D-Link DCH-B122 motion detector Wireless White Model DCH-B122 View product	B Dahua Technology PFM861-B100 Wired Wall White Model PFM861-B100 View product
Featuresidentical
Product colour	White	White
ZigBeeKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
CertificationKnown for one	FCC, IC, CE, RCM, Zigbee 3.0	Unknown — not stated by the source
Mounting typeKnown for one	Unknown — not stated by the source	Wall
Detection angleKnown for one	Unknown — not stated by the source	90°
Installation height (max)Known for one	Unknown — not stated by the source	3 m
Installation height (min)Known for one	Unknown — not stated by the source	1 m
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP66
Security2 differ
Connectivity technologyDiffers	Wireless	Wired
Operating frequencyDiffers	2400 MHz	24050 - 24200 MHz
Transmission distanceKnown for one	40 m	Unknown — not stated by the source
Transmit powerKnown for one	Unknown — not stated by the source	16 dBmW
Detection distanceKnown for one	Unknown — not stated by the source	160 m
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery lifeKnown for one	2 year(s)	Unknown — not stated by the source
Battery typeKnown for one	CR2450	Unknown — not stated by the source
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	51 mm	194 mm
DepthDiffers	51 mm	158 mm
HeightDiffers	34.5 mm	49 mm
WeightDiffers	37.7 g	1.06 kg
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 90%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 75 °C

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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