HUABAN 1PCS MQ-139 MQ139 Freon CFCs Chloro Fluoro Carbon Gas Sensor Module R134A Detection High Sensitive with Alarm Signal Light

Product ID : 46025271

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Galleon Product ID 46025271

Shipping Weight 0.07 lbs
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Model MQ-138

Manufacturer HUABAN

Shipping Dimension 3.27 x 2.52 x 1.46 inches
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₱ 4,674

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+ ₱ 150
International Shipping

via AIR

Get it between 2025-03-17 to 2025-03-24. Additional 3 business days for provincial shipping.

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• Electrical items MAY be 110 volts.
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HUABAN 1PCS MQ-139 MQ139 Freon CFCs Chloro Fluoro Features

• MQ-139 Sensor

• Heating voltage: 5 +0.2V (AC·DC);Working current: 180mA;Circuit voltage: DC5V (Max DC24V);Clean air voltage: < 1.5V

• Test concentration range :10-1000ppm ; Sensitivity: >3% ; Response time: < 1S (3-5 minute warm-up, theory preheating time 48 hours)

• Working temperature: -10 ~ 50 oC (nominal temperature 20 oC) ; Humidity: 95% RH (nominal humidity 65% RH)

• Size: 35mm×40mm×28mm

About HUABAN 1PCS MQ-139 MQ139 Freon CFCs Chloro Fluoro

Features: 1, Heating voltage: 5 ±0.2V (AC·DC) 2, Working current: 180mA 3, Circuit voltage: DC5V (Max DC 24V) 4, Load resistance: 10K (adjustable) 5, Test concentration range :10-1000ppm 6, Clean air voltage: 3% 8, Response time: