Price: $219.99
(as of Sep 30, 2025 02:23:04 UTC – Details)

Product Description

4 gas detector

Conventional gas detection range

EX Measurement range:(0~100)%LEL;Low Alarm Point:20%LEL;High Alarm Point:20%LEL;Resolution:1%LEL H2S Measurement range:(0~100)PPM;Low Alarm Point:10PPM;High Alarm Point:2OPPM;Resolution:1PPM Co Measurement range:(0~1000)PPM;Low Alarm Point:50PPM;High Alarm Point:200PPM;Resolution:1PPM 02 Measurement range:(0~30)%VOL;Low Alarm Point:19.5%VOL;High Alarm Point:23.5%VOL;Resolution:0.1%VOL Range of error 5% FS (combustible), ±10% (carbon monoxide), 2 mol/mol or ±10% (hydrogen sulfide)

gas detector

4 gas detector

PREMIUM QUALITY

The portable gas detector adopts the advanced large-scale integrated circuit technology.The detector adopts the natural diffusion method to detect gas, using high-quality gas sensors, with sensitivity and repeatability.Simple and convenient operation, greatly meet the requirements of industrial site safety monitoring of equipment reliability, the appearance of high-strength engineering plastic, solid, waterproof, dustproof, explosion-proof.

4 gas detector

IMPORTED SENSORS

Explosion-proof mark:Ex ib IIB T3 GbSensor life: EX, HzS, C0: 2~3 years, O2:5 yearsCan no be replace sensors in explosive atmospheres

4 gas detector

THREE TYPES OF ALARMS

Three Alarm for light, sound and vibration indication.Fast response time, instant response within 45s, ready to use.

gas detector

Ultra-LCD display

Equipped with LCD display, which makes the operation easy and humane and has strong anti-interference ability.Accessible to people with disabilities.

recharge

Portable Hand-held 4 Gas Detector

Portable handheld rechargeable 4 gas monitor with long standby time of 16-18 hoursbattery passed ST/SG/AC.10/11/Rev.6/Amend.1/Section 38.3specifications are 3.7V, 1800mAh, 6.66Wh.

GAS DETECTOR

Full Range accessories

Equipped with a carry-on bag, charger, fixed clip, manual and other necessary itemsEasy to carry and less likely to be lostInstructions for operation are detailed, please use according to the instructions

4 gas Monitor

Detail Show

Four buttons, simple operation, easy to useWith a solid back clip, you can put it in your pocket at will and not worry about losing it.

4 gas Monitor

ADKS-4 is a portable 4 gas detector for carbon monoxide (CO), oxygen (O2), hydrogen sulfide (H2S), and combustibles (EX) from CHNADKS, using imported sensors with lifetime of 2-5 years.Can be continuously detect the concentration of leaking gas.
Upgraded 4 gas Monitor: Easy operate, LCD real-time display. Three Alarm for light, sound and vibration indication. Waterproof IP54, fast response within 45s, standby time 16-18 hours.
Technical Data:Multiple explosion-proof signs, respectively, Ex ib IIB T3 Gb; long sensor life: LEL, HzS, C0: 2~3 years, O2: 5 years; working environment temperature is -20℃~ 50℃; humidity ≤ 95% RH (no condensation); The 4 gas detector size is 130*65*45(mm) and the weight:0.5kg
Usage Environment:The 4 gas monitor is widely used in petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biochemical medicine, agriculture and other industries.
💥 Please Note:The battery pack cannot be removed or replaced in an explosive atmosphere, and the battery pack cannot be charged. Peripheral plug-in devices that are not explosion-proof certified cannot be used in explosive atmospheres, and sensors cannot be replaced.

Customers say

Customers like the reliability of the gas smoke fire alarm. They mention it works well, is useful, and able to compare O2, CO and LEL to work sources and metering equipment. However, some customers have reported that the battery doesn’t last long enough.