GASTEC NO.4L Detector Hydrogen Sulfide Ppm Tubes 1-240

( Brand: Gastec ), ( Part Type: Detector Tube ), ( Manufacturer Part Number: NO.4L ), ( Country Of Origin: Japan )

Review GASTEC Detector 4l Hydrogen Sulfide 1-240 Ppm Tubes

The Gastec No. 4L Hydrogen Sulfide Detector is a reliable and accurate analytical instrument designed for the continuous measurement of hydrogen sulfide (H2S) concentrations in the air. This detector is ideal for various industries, including oil and gas, water treatment, wastewater treatment, and chemical processing, where the presence of H2S is a potential hazard or requires monitoring for environmental compliance.

The detector employs a proven electrochemical sensor technology housed in robust 4-liter glass tubes, which can accommodate up to 240 parts per million (ppm) of hydrogen sulfide. The sensor is factory calibrated and comes with a factory-installed catalyst, ensuring excellent sensitivity and long-term stability.

The Gastec No. 4L Hydrogen Sulfide Detector is designed for easy operation and maintenance. It features a large, easy-to-read LCD display that shows real-time H2S concentration readings, as well as minimum, maximum, and average values, alarm status, and battery status. Alarm thresholds can be set according to the user's specific application requirements.

The detector comes with an integrated buzzer and optional flashing red light to alert users of alarm conditions. It also includes a built-in data logger that can store up to 2,000 data points, which can be easily downloaded to a computer for further analysis using the supplied software.

The detector is equipped with a long-lasting rechargeable battery, which can operate for up to 12 hours on a single charge. It also features a built-in self-diagnostic system that checks sensor conditions and alerts users of any issues.

The Gastec No. 4L Hydrogen Sulfide Detector is designed with a rugged, IP65-rated enclosure, ensuring protection against dust and water. It also includes a built-in temperature sensor that compensates for temperature variations, ensuring accurate and reliable H2S measurements.

In summary, the Gastec No. 4L Hydrogen Sulfide Detector is a versatile, accurate, and reliable instrument for continuous H2S monitoring in various industries. Its robust design, easy operation, and maintenance, and long battery life make it an ideal choice for applications where hydrogen sulfide detection is essential for safety and environmental compliance.

title: Pros and Cons of Buying a Gastec No. 4 Hydrogen Sulfide Detector (4L, 1-240 ppm Tubes)

The Gastec No. 4 hydrogen sulfide (H2S) detector is a popular choice for individuals and organizations requiring accurate and reliable H2S gas detection. In this text, we will discuss the pros and cons of purchasing this detector with 4L, 1-240 ppm tubes.

1. High Accuracy: The Gastec No. 4 detector is known for its high accuracy in measuring H2S concentrations within the 1-240 ppm range. This makes it an ideal choice for various industries, including oil and gas, chemical, and wastewater treatment.

2. Durable Construction: The detector's rugged design ensures that it can withstand harsh environments and frequent use. It comes with a protective carry case and is suitable for both indoor and outdoor applications.

3. User-Friendly: The detector is straightforward to use, with an easy-to-read LCD display and intuitive control interface. It also features an audible and visual alarm to alert users of detected H2S levels.

4. Long Tube Life: The 4L, 1-240 ppm tubes offer a long service life, reducing the frequency of replacements and associated costs.

5. Calibration Option: The detector offers an optional calibration feature, ensuring accurate and consistent readings over an extended period.

1. Limited Detection Range: While the 1-240 ppm detection range is suitable for most applications, it may not cover the entire range of H2S concentrations in some industries.

2. Requires Regular Maintenance: Proper maintenance, including regular calibration and tube replacement, is essential to ensure accurate and reliable readings.

3. Cost: The initial investment for the detector and tubes can be relatively high compared to other detection methods or lower-end detectors.

The Gastec No. 4 hydrogen sulfide detector with 4L, 1-240 ppm tubes is a reliable and accurate choice for measuring H2S concentrations in various industries. Its high accuracy, rugged construction, and user-friendly design make it an excellent investment for organizations and individuals requiring precise and consistent readings. However, the initial cost and the need for regular maintenance are important considerations to keep in mind.

If you require accurate and reliable H2S detection within the 1-240 ppm range, the Gastec No. 4 hydrogen sulfide detector is a solid investment. Considering its long tube life and optional calibration feature, it offers a cost-effective solution for organizations and individuals looking for a durable and dependable detection system.

part # no4l price

• $160.00

specifications detectoshould:

• brand: Gastec
• part type: Detector Tube
• manufacturer part number: NO.4L
• country of origin: Japan

returns detectoshould:

• method: Money back
• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

offer detectoshould:

• quantity: 1
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: April 13, 2026
• best offers: True

payments detectoshould:

• wallet: Apple-pay
• other
• credit card: Diners-club

general detectoshould:

• Test, Measurement Inspection > Test Meters Detectors > Gas Detectors Monitors
• condition: New Open box

seller detectoshould:

• # reviews: 34
• rating: 100.0%

shipping detectoshould:

• carrier: USPS
• transit: 4-10 Days
• cost: $8.65
• service: USPS Ground Advantage
• type: Calculated
• class: Standard

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