Product comparison · 2 motion detectors

Dahua Technology PFM861-B300 Wired Ceiling/wall White vs Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White

7specifications compared
6differ
1identical
13known for one product only

Key differences

The Dahua Technology PFM861-B300 Wired Ceiling/wall White has 447.5 m more detection distance than the Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White (450 m vs 2.5 m). The Dahua Technology PFM861-B300 Wired Ceiling/wall White has 197 mm more width than the Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White (235 mm vs 38 mm). The Dahua Technology PFM861-B300 Wired Ceiling/wall White has 137 mm more depth than the Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White (175 mm vs 38 mm). Mounting type: Ceiling/wall on the Dahua Technology PFM861-B300 Wired Ceiling/wall White, Ceiling on the Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White. Weight: 1.65 kg on the Dahua Technology PFM861-B300 Wired Ceiling/wall White, 28 g on the Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White.

Mounting type
- PFM861-B300 Wired Ceiling/wall White:Ceiling/wall
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:Ceiling
Detection distance
- PFM861-B300 Wired Ceiling/wall White:450 m
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:2.5 m
Width
- PFM861-B300 Wired Ceiling/wall White:235 mm
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:38 mm
Depth
- PFM861-B300 Wired Ceiling/wall White:175 mm
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:38 mm
Height
- PFM861-B300 Wired Ceiling/wall White:47.5 mm
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:50.3 mm
Weight
- PFM861-B300 Wired Ceiling/wall White:1.65 kg
- 048778 motion detector Passive infrared (PIR) sensor Ceiling White:28 g

Side by side

Differences highlightedShow differences only

Comparison of PFM861-B300, 048778
20 specifications	A Dahua Technology PFM861-B300 Wired Ceiling/wall White Model PFM861-B300 View product	B Legrand 048778 motion detector Passive infrared (PIR) sensor Ceiling White Model 048778 View product
Features1 differ
Mounting typeDiffers	Ceiling/wall	Ceiling
Detection angleKnown for one	90°	Unknown — not stated by the source
Housing materialKnown for one	Aluminium, Polycarbonate (PC)	Unknown — not stated by the source
Installation height (max)Known for one	3 m	Unknown — not stated by the source
Installation height (min)Known for one	1 m	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP66	Unknown — not stated by the source
Security1 differ
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Transmit powerKnown for one	26 dBmW	Unknown — not stated by the source
Detection distanceDiffers	450 m	2.5 m
Operating frequencyKnown for one	24050 - 24150 MHz	Unknown — not stated by the source
Sensor typeKnown for one	Unknown — not stated by the source	Passive infrared (PIR) sensor
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	0 - 90%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	-40 - 75 °C	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	235 mm	38 mm
DepthDiffers	175 mm	38 mm
HeightDiffers	47.5 mm	50.3 mm
WeightDiffers	1.65 kg	28 g
Poweridentical
Power consumptionKnown for one	Unknown — not stated by the source	9 mA
Input voltageKnown for one	Unknown — not stated by the source	8-30 V

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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