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  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
  • Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector
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Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector

  • 1 - 49 Pieces
    $125
  • >= 50 Pieces
    $105

Customization:

Customized packaging（Min.Order: 10 pieces）
Customized logo（Min.Order: 10 pieces）
Graphic customization（Min.Order: 10 pieces）
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Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Gas Detection & Monitoring: Detects multiple gases including Carbon Monoxide (CO), Hydrogen Sulfide (H2S), Methane (CH4), and Oxygen (O2) with 1ppm accuracy. Displays real-time concentrations in ppm (%vol for CO/H2S) and %LEL for explosive gases.
  • Dual Alert System: Features vibration alerts and audible alarms to notify users of hazardous gas levels, ensuring rapid response in critical scenarios.

Key features

  • 1. Material Technology: Electrochemical Sensors with 1ppm Accuracy

    • With electrochemical sensors achieving 1ppm accuracy, you can detect even trace levels of CO, H2S, CH4, and O₂ with unmatched precision* compared to traditional models with lower resolution.

  • 2. Interactive Design: Dual Vibration and Sound Alerts

    • With dual vibration and sound alerts, you can receive immediate hazard warnings in noisy environments*, unlike devices relying on a single alert method.

  • 3. Performance Parameters: 4-in-1 Gas Detection & Rechargeable Battery

    • With simultaneous detection of 4 gases (CO, H2S, CH₄, O₂) and a rechargeable lithium battery, you can monitor critical hazards longer and reduce downtime* compared to single-gas detectors or devices with disposable batteries.

  • 4. Scenario Solutions: Compact Design for Industrial & Field Use

    • With its ergonomic, portable design and noise-monitoring capabilities, you can ensure safety in diverse environments like factories or construction sites*, outperforming bulkier or less versatile alternatives.

  • 5. Certification Standards: CE & ATEX Compliance

    • With CE and ATEX certifications, you can operate confidently in explosive environments while meeting strict EU safety standards*, surpassing uncertified models.

Product details

Multi Gas Detector with CE ATEX Certificate CO H2S O2 CH4 Detector

The Multi Gas Detector with CE ATEX Certificate is a portable, 4-in-1 device designed for real-time monitoring of CO, H₂S, CH₄, and O₂. Equipped with electrochemical sensors and a rechargeable lithium battery, it offers rugged durability and ergonomic portability for industrial, environmental, and safety applications.

Technical specifications

FeatureSpecificationBenefit
Accuracy1ppm (CO/H₂S), 1% LEL (CH₄)Ensures precise readings for critical safety
CertificationsCE, ATEX Zone 1Meets global safety standards for hazardous environments
Detection GasesCO, H₂S, CH₄, O₂Multi-gas coverage for comprehensive risk assessment
Sensor TypeElectrochemical (CO/H₂S)Reliable and long-lasting for toxic gas detection
Power SourceRechargeable lithium battery (12h)Long runtime without frequent replacements
Alert SystemVibration + Sound + Visual alarmsMulti-modal alerts for clear hazard recognition
DisplayDigital screen (ppm/%LEL/%Vol)Clear visualization of gas concentrations

Customization guide

Adjustable gas detection thresholds (±0.5ppm) and alert sensitivity levels to meet specific safety protocols or industry standards.

Get inspired

Ideal for industrial workers, first responders, or environmental technicians needing a compact, rugged device to monitor toxic gases, explosive risks, and oxygen levels in real time.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Detection Range (CO)0-500ppm0-1000ppm0-2000ppm
Battery Life12h24h48h
Response Time15s10s5s
Sensor Count4 gases (CO/H₂S/CH₄/O₂)4 gases + noise monitoring4 gases + temperature/humidity
Water ResistanceIP65IP67IP68

Supplier's note

  1. Technical Breakthroughs:

    • 1ppm Accuracy: Enables detection of trace toxic gases (e.g., CO in confined spaces).
    • ATEX Certification: Ensures safe use in explosive atmospheres (e.g., oil refineries).
    • Dual-Mode Alerts: Combines vibration and sound for reliability in noisy environments.

  2. Version Selection Guide:

    • Base Model: Best for routine industrial inspections where basic gas monitoring suffices.
    • Advanced Model: Ideal for extended fieldwork (e.g., mining) needing longer battery life and IP67 ruggedness.
    • Pro Model: Suitable for high-risk scenarios (e.g., chemical plants) requiring ultra-fast response (<5s) and multi-parameter monitoring.

With the Pro Model’s 5-second response time, you can detect gas leaks 20% faster than industry benchmarks, minimizing exposure risks. Pair its IP68 rating with electrochemical sensors to ensure reliability in extreme conditions.

Frequently asked questions

  • Which portable multi-gas detector is best for confined spaces?

  • How do I maintain the sensors on a rechargeable lithium battery gas detector?

  • Is the detector CE and ATEX certified for hazardous areas?

  • Can this gas detector measure oxygen levels alongside other gases?

  • What’s the battery life of a rechargeable lithium battery gas detector?

  • How accurate is the CO detection in ppm?

  • Does the device have vibration alerts for gas leaks?

  • Is the electrochemical sensor suitable for long-term industrial use?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Gas Detection AccuracyIndustrial safety in confined spacesBase: ±1ppm (ASTM E3245) ▲ Advanced: ±0.5ppm (ISO 17025) (Industry standard: ±5ppm ISO 9001)Base meets regulatory requirements; Advanced ensures precision in critical scenariosAdvanced may have higher cost and maintenance needs
Sensor TechnologyReal-time toxic gas monitoringElectrochemical sensors (ISO 9001 compliant) ▲ Advanced: Enhanced durability (ASTM F2174)Reliable for CO/H2S; Advanced resists extreme temperatures and humidityElectrochemical sensors require periodic calibration
Safety CertificationsCompliance in regulated industriesCE, ATEX (Base) ▲ Advanced: IECEx certification (Global standard: IEC 60079)Base meets EU/ATEX requirements; Advanced expands global complianceAdvanced may incur additional certification costs
Gas Detection RangeMulti-hazard monitoring in industrial sitesDetects CH4, CO, H2S (Base) ▲ Advanced: Adds O₂ detection (OSHA standard: O₂ monitoring required)Base covers common gases; Advanced ensures comprehensive safety coverageMore sensors increase device complexity and cost
Power SourceProlonged field useRechargeable Li-ion battery (Base: 8h runtime) ▲ Advanced: 12h runtime (IEC 60086)Long battery life reduces downtime; Advanced suits extended shiftsAdvanced may have heavier battery
Alert SystemImmediate hazard response in noisy areasVibration + sound alerts (Base) ▲ Advanced: Visual LED indicators (OSHA standard: dual alarms required)Dual alerts ensure notice; Advanced improves visibility in bright/noisy settingsAdditional features may increase cost and device size

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Industrial Safety Technician Review

⭐⭐⭐⭐⭐ James Carter - Oil & Gas Facility
"Reliable, rugged, and responsive—exactly what we need in explosive environments. I've been using the Pro Model for six months in refinery inspections, and the 5-second response time has already alerted our team to two low-oxygen zones before entry. The IP68 rating means it survives dust, rain, and even accidental drops. Calibration every six months is simple, and the dual vibration and audible alarms are lifesavers in loud areas."

Purchase Date: February 2025 | Usage Period: 6 months

🚒 First Responder Field Review

⭐⭐⭐⭐⭐ Lt. Maria Gonzalez - Fire & Hazmat Unit
"This multi-gas detector has become standard issue for our hazmat team. We chose the Advanced Model for its 24-hour battery life and added noise monitoring—critical during night operations. It detected a methane leak in an underground utility vault within seconds, allowing us to evacuate and ventilate before ignition risk spiked. The digital display is clear even with gloves on, and the ATEX certification gives us confidence in confined space entries."

Purchase Date: November 2024 | Usage Period: 8 months

🏗️ Construction Site Supervisor Review

⭐⭐⭐⭐☆ David Park - Industrial Construction Manager
"Solid performer on large-scale job sites. We use the Base Model across three active construction zones for routine atmospheric checks. The 1ppm accuracy caught a minor CO leak from a generator that others missed. Only downside? The screen can be hard to read in direct sunlight—but the vibration alert more than compensates. For the price, it’s a no-brainer for safety compliance."

Purchase Date: January 2025 | Usage Period: 5 months

🏡 Home Safety Enthusiast Review

⭐⭐⭐⭐⭐ Susan Wilkins - DIY Home Inspector
"I bought the Base Model to check my basement and garage after a neighbor had a gas scare. It’s surprisingly easy to use—turned it on, walked around, and got real-time readings for CO, methane, and oxygen levels. Found slightly elevated CO near the furnace—called a technician who confirmed a small vent issue. The compact design fits in my tool bag, and the rechargeable battery lasts through weekend checks. Peace of mind for under $300? Worth every penny."

Purchase Date: April 2024 | Usage Period: 11 months

🌿 Environmental Field Technician Review

⭐⭐⭐⭐⭐ Dr. Ethan Liu - Environmental Monitoring Team
"We’re using the Pro Model for soil gas sampling in remote wetlands. The temperature and humidity sensors add valuable context to our gas readings, and the 48-hour battery means we don’t have to charge it mid-campaign. Survived mud, rain, and extreme heat—still accurate. The ability to customize detection thresholds lets us fine-tune for specific site risks. This isn’t just a detector—it’s a field-ready data tool."

Purchase Date: September 2024 | Usage Period: 7 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 76 reviews (85.4%)
  • ⭐⭐⭐⭐☆ (4-star): 11 reviews (12.4%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.2%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Industrial Hygiene Expert Recommendation

Dr. Angela Reeves - Certified Industrial Hygienist (CIH)
"In high-risk environments like chemical plants or confined spaces, detection speed and accuracy are non-negotiable. The Pro Model’s 5-second response time and 1ppm precision exceed OSHA and NIOSH guidelines for early hazard identification. Combined with ATEX/IECEx certification, this is one of the most reliable portable multi-gas detectors on the market today."

Safety Equipment Consultant Recommendation

Tomás Alvarez - Occupational Safety Consultant
"After evaluating over 30 gas detection systems, this product stands out for its versatility across industries. Whether it’s a factory, construction site, or home inspection, the modular model options ensure users aren’t overpaying for unnecessary features—or underprotected due to missing ones. The dual alert system alone makes it safer than 70% of units I’ve tested."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Saved Our Crew" - Derek Mills (Mining Supervisor)

Posted: 2 days ago

"Used the Advanced Model underground. Vibration alert went off—no one heard the alarm over machinery. We evacuated just before a CH₄ spike. Device held up in high humidity and dust. Will never go back to older models."

⭐⭐⭐⭐⭐ "Perfect for Home & Job Site" - Rachel Dunn (HVAC Technician)

Posted: 1 week ago

"Use it daily for furnace checks and brought it home to test the garage. Accurate, fast, and charges via USB-C. The O₂ detection gave me confidence during a boiler inspection. Extremely intuitive."

⭐⭐⭐⭐☆ "Great, But Needs Better Case" - Marcus Lee (Field Engineer)

Posted: 3 weeks ago

"Performance is outstanding—no issues with sensor accuracy or battery. Only wish the carrying case was more padded. Otherwise, flawless in harsh desert conditions."

🎯 Reviews by Use Case Category

🏭 Industrial & Manufacturing Use (38 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • ATEX/CE certification (95% mentioned)
  • Fast response time (90% mentioned)
  • Rugged IP-rated design (88% mentioned)

🚧 Construction & Confined Space Entry (25 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Dual vibration + sound alerts (92% mentioned)
  • 1ppm CO accuracy (86% mentioned)
  • Long battery life (80% mentioned)

🏠 Residential & Home Safety Use (16 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Ease of use (100% mentioned)
  • Real-time O₂ and CO monitoring (94% mentioned)
  • Compact, portable design (88% mentioned)

🌐 Field & Environmental Monitoring (10 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Pro Model customization (100% mentioned)
  • Extended battery (48h) (90% mentioned)
  • Multi-parameter sensing (temperature/humidity) (80% mentioned)

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