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Item #:
220472371
TopTes Guard-863Pro 4 Gas Monitor Multi Gas Detector for H2S, CO, LEL, and O2, with TFT Color Screen, Upgraded O2 Sensor (5-Year Lifespan), USB Data
Item #:
220472371
WST 542
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*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, August 16
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Guard-863Pro 4 gas monitor detects four critical gases—H₂S, CO, LEL, and O₂—with a fast 0.5-second response time.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Advanced Sensor
Equipped with an upgraded oxygen sensor boasting a five-year lifespan, ensuring long-term reliability and consistent performance for detecting hazardous gases in various environments.
USB Data Export
Convenient USB data export feature allows users to easily download and analyze gas measurements, enhancing safety protocols and compliance for both professional and home use.
TFT Color Screen
The innovative TFT color screen provides clear, real-time readings of gas levels, making it user-friendly and facilitating quick decision-making in critical situations.
Product Details
| Power Source | Battery Powered |
| Color | Orange |
| Brand | TOPTES |
| Model Number | Guard-863Pro |
| Unit Count | 1.0 Count |
| Manufacturer | TOPTES |
| Mfr Part Number | Guard-863Pro |
| Item Weight | 0.8 lbs (360 grams) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Industrial Workers
Ideal for professionals in the oil, gas, and mining industries who require constant monitoring of hazardous gases.
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Home Safety
Perfect for homeowners looking to ensure safety from gas leaks such as carbon monoxide and hydrogen sulfide.
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First Responders
Useful for firefighters and emergency personnel needing quick detection of dangerous gases during incidents.
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Casual Users
Not suitable for individuals who do not require consistent gas monitoring and safety measures in daily life.
Product Description
TopTes Guard-863Pro 4 Gas Monitor Multi Gas Detector for H2S, CO, LEL, and O2, with TFT Color Screen, Upgraded O2 Sensor (5-Year Lifespan), USB Data Export, 18h Battery Life, Reliable for Work & Home
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What gases does the Guard-863Pro detect?
Answer: The Guard-863Pro is designed to detect four critical gases: Hydrogen Sulfide (H₂S), Carbon Monoxide (CO), Lower Explosive Limit (LEL), and Oxygen (O₂). This multi-gas detector provides reliable monitoring for hazardous environments, ensuring worker safety in industries such as oil and gas, construction, and confined spaces. By having comprehensive gas monitoring, users can preemptively address dangerous situations, making it an essential tool in workplaces where gas exposure poses risks. -
Question:
How does the TFT color screen benefit users?
Answer: The Guard-863Pro features a TFT color screen that enhances user experience by displaying real-time data in a clear, vibrant format. This feature allows users to quickly assess gas levels and alerts, making it easier to identify potential hazards at a glance. The intuitive interface also supports user-friendly navigation through settings and alerts, which is crucial in high-stress situations where immediate information is required for decision-making. -
Question:
What is the significance of the upgraded O₂ sensor?
Answer: The upgraded O₂ sensor in the Guard-863Pro boasts an extended lifespan, ensuring accurate readings for a prolonged period. This enhancement not only reduces the frequency of sensor replacements but also improves overall detection reliability, vital in environments where oxygen levels can fluctuate rapidly. Accurate oxygen monitoring is crucial for safety, particularly in confined spaces, helping mitigate the risk of potentially life-threatening conditions. -
Question:
What is the battery life of the Guard-863Pro?
Answer: The Guard-863Pro offers an impressive battery life of up to 18 hours on a single charge. This extended duration is designed for users who require reliable gas monitoring during long shifts or in remote locations without access to charging facilities. This feature ensures that the device remains operational throughout a typical workday, allowing for continuous safety monitoring without interruptions. -
Question:
Can the Guard-863Pro be used in confined spaces?
Answer: Yes, the Guard-863Pro is specifically designed for use in confined spaces, where gas concentration levels can be unpredictable and hazardous. Its multi-gas detection capabilities make it suitable for environments like manholes, tunnels, and storage tanks. Safety professionals can utilize this device to conduct thorough checks and ensure compliance with safety regulations, significantly reducing the risks associated with gas exposure. -
Question:
Is the Guard-863Pro portable?
Answer: Absolutely, the Guard-863Pro is compact and lightweight, making it highly portable for various field applications. Its design allows for easy carrying and attachment to work belts or harnesses, ensuring that it can accompany users wherever they go. This portability is especially beneficial for professionals working in multiple locations throughout the day, enabling constant vigilance against gas threats. -
Question:
What are the warning features of the Guard-863Pro?
Answer: The Guard-863Pro is equipped with both audible and visual alarms, providing immediate alerts when hazardous gas levels are detected. The combination of loud alarms and flashing warning signals ensures that users can be alerted even in noisy environments, enhancing overall safety. These features are essential for quick responses, allowing users time to evacuate or take action to mitigate gas exposure risks effectively. -
Question:
How do I calibrate the Guard-863Pro?
Answer: Calibrating the Guard-863Pro involves following a simple procedure outlined in the user manual, typically using known gas concentrations for accuracy. Proper calibration is essential for ensuring precision in gas detection and should be conducted regularly, especially after extended use or exposure to extreme conditions. Regular recalibration maintains the reliability of your readings, which is crucial for safety monitoring in your workplace. -
Question:
Is the device suitable for outdoor use?
Answer: Yes, the Guard-863Pro is designed for both indoor and outdoor use, making it versatile for various applications. Its durability against environmental factors allows it to perform effectively in outdoor conditions, such as construction sites or maintenance work in agricultural settings. Users can confidently rely on this device to monitor gas levels in diverse circumstances, ensuring safety in any environment. -
Question:
Where can I buy the Guard-863Pro in Samoa?
Answer: You can purchase the Guard-863Pro 4 Gas Monitor Multi Gas Detector at Ubuy. Ubuy offers a wide selection of safety equipment including this reliable gas detector, ensuring quality and performance for your safety needs. They provide shipping options throughout Samoa, making it convenient to order and receive your device directly at your location.
TOPTES Gas Detectors & Alarms Guard-863Pro Editorial Review
The gas detector has received positive feedback from customers who appreciate its user-friendly design and convenient features. Many reviewers noted its ease of use, highlighting that it is simple to turn on and off, making it practical for quick monitoring in potentially hazardous environments. Users also praised the device's responsive display, which shows real-time gas levels for multiple gases simultaneously, allowing for effective and active monitoring. The functionality of the device is bolstered by its ability to log alarms and other significant events, which users found reassuring for safety. This logging feature allows individuals to address any potential hazards after the fact, contributing to a sense of security when working in confined or risky areas. The product also includes a graphing function, albeit limited to a one-minute view, which enhances the visibility of gas level changes. Customer support has notably improved recently, with the release of English software for data management and synchronization. Although the initial method of receiving the software was somewhat unconventional—embedded in a Word document—customers experienced prompt assistance when reaching out to the manufacturer. However, there were mentions of the device not being rechargeable, which some users found disappointing. In summary, this gas detector stands out for its practicality and safety features, particularly for DIY enthusiasts and professionals who need to monitor air quality in challenging spaces. While it may lack some robustness in its storage solution, its core functionalities and responsive customer service have left a favorable impression on users. **
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Pros
- User-friendly design; easy to turn on and off
- Quick response to gas level changes
- Multi-gas display with instant readings
- Alarm log and sensor failure records for enhanced safety
- Graphing capability for short-term monitoring
- Improved customer support and English software availability
Cons
- Non-rechargeable battery
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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Onesi
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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WST 542
Order now and get it around Sunday, August 16
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Detects four critical gases: H₂S, CO, LEL, and O₂.
- Fast 0.5-second response for immediate alerts.
- Upgraded oxygen sensor with a 5-year lifespan.
- TFT color display for visibility in low-light conditions.
- Fast charging in 2.5 hours with over 18 hours of battery life.
- Suitable for industrial, agricultural, and emergency use.
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