Product comparison · 2 gas detectors

Dahua Technology DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO) vs Dahua Technology HY-GA40A gas detector Methane

10specifications compared
6differ
4identical
18known for one product only

Key differences

Detected gas types
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):Carbon monoxide (CO)
- HY-GA40A gas detector Methane:Methane
Built-in display
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):Yes
- HY-GA40A gas detector Methane:No
Power source type
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):Battery
- HY-GA40A gas detector Methane:DC
Width
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):133.5 mm
- HY-GA40A gas detector Methane:86.6 mm
Depth
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):63.5 mm
- HY-GA40A gas detector Methane:29.2 mm
Height
- DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO):28.9 mm
- HY-GA40A gas detector Methane:86.6 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-HY-GC30A-R8, HY-GA40A
28 specifications	A Dahua Technology DHI-HY-GC30A-R8 gas detector Carbon monoxide (CO) Model DHI-HY-GC30A-R8 View product	B Dahua Technology HY-GA40A gas detector Methane Model HY-GA40A View product
Features1 differ
Detected gas typesDiffers	Carbon monoxide (CO)	Methane
Interconnectable	Yes	Yes
Detector typeKnown for one	Electrochemical detector	Unknown — not stated by the source
Best usesKnown for one	Unknown — not stated by the source	Home
Detection distanceKnown for one	Unknown — not stated by the source	1 m
AccuracyKnown for one	Unknown — not stated by the source	10%
Alarm decibelsKnown for one	Unknown — not stated by the source	70 dB
Design1 differ
Product colourKnown for one	White	Unknown — not stated by the source
Housing materialKnown for one	Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)	Unknown — not stated by the source
Built-in displayDiffers	Yes	No
Display typeKnown for one	LCD	Unknown — not stated by the source
LED indicatorsKnown for one	Alarm, Fault, Power	Unknown — not stated by the source
Mounting type	Wall	Wall
Power1 differ
Power source typeDiffers	Battery	DC
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Compatible battery sizesKnown for one	CR17450	Unknown — not stated by the source
Battery voltageKnown for one	3 V	Unknown — not stated by the source
Power consumption (max)Known for one	Unknown — not stated by the source	0.8 W
Operational conditionsidentical
Operating temperature (T-T)	-10 - 55 °C	-10 - 55 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 95%
Weight & dimensions3 differ
WidthDiffers	133.5 mm	86.6 mm
DepthDiffers	63.5 mm	29.2 mm
HeightDiffers	28.9 mm	86.6 mm
WeightKnown for one	123 g	Unknown — not stated by the source
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes

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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