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Gas Leak Detector PCE-LDC 20
US$ 6,851.00
ex. VAT, ex. delivery costs
The gas leak detector for gas pressure systems is an effective solution for detecting and evaluating leaks in compressed air and other non-explosive gas pressure systems. The measured leaks can be recorded and analysed within the software, the escape of compressed air causes high electricity costs as compressors run more than they should.

  • Units: bar, psi, MPa, l/min, m³/h, cfm
  • Leak detection in compressed air, refrigerant  and gas systems
  • Leakage assessment
  • Various attachments
  • Wireless headphones
  • Frequency: 38 . .. 42 kHz
  • Measurement rate: 1 Hz
  • Memory capacity: 1 GB
Gas Leak Detector PCE-LDC 15
US$ 5,082.00
ex. VAT, ex. delivery costs

The gas leak detector is used in various areas of industry. For example, the gas leak detector is used on compressed air, gas, steam and vacuum systems, as well as on refrigeration systems and door seals.

  • Working frequency: 40 kHz (± 2 kHz)
  • Operating time: >10 hours
  • Various attachments
  • Color display: 3.5" touch panel TFT
  • Soundproof headphones

Gas Leak Detector AQ-500 Set EF
US$ 3,009.00
ex. VAT, ex. delivery costs

The Gas Leak Detector AQ-500 Set EF is a high-precision measuring device for measuring the formaldehyde concentration in our circulating air.


  • Range Formaldehyde: 0…10 ppm
  • High accuracy and functionality
  • Digital output: RS232 with USB converter
  • Data Logger: 8188 values
  • PC transfer: Software and data cable included

Gas Leak Detector Gas-Pro-3
US$ 2,804.00
ex. VAT, ex. delivery costs

This Gas Leak Detector Gas-Pro-3 can gauge with its sensors a maximum of five different gases. Because of this versatility, the Gas Leak Detector Gas-Pro-3 is ideal for use in a variety of applications, such as: near canals, sewage treatment plants, drains, wastewater facilities, dumps/landfills, chemical/oil plants, shipping ports and more.


  • Purpose: Personal protection
  • Sensor type: CO / CO2 / H2S / O2 / CH4
  • Memory: Yes
  • Interface: USB
  • Includes suction pump
  • Other gas sensors available upon request. Please email jmu@pce-  instruments.com (UK) or rhe@pce-instruments.com (US) for details


Gas Leak Detector AQ-500 Set OZU
US$ 2,569.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-500 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Interchangeable sensor heads!
  • Battery operation
  • Sensor head OZU included in delivery(Ozone 0-0.15 ppm)
  • Alarm function
  • Data logger

Gas Leak Detector AQ-300 Set EF
US$ 2,547.00
ex. VAT, ex. delivery costs

The Gas Leak Detector AQ-300 Set EF is a high-precision measuring device for measuring the formaldehyde concentration in our circulating air.


  • Range Formaldehyde: 0…10 ppm
  • High accuracy and functionality
  • Alarm function: "High", "Low", Mute
  • Alarm output: Transistor output, 150-mA max
  • Low Alarm, High Alarm & Control
  • Analog output: 0… 5V
  • Location ID: Storage of the measuring location

Gas Detector Gas-Pro-2
US$ 2,509.00
ex. VAT, ex. delivery costs

This gas detector Gas-Pro-2 can gauge with its sensors a maximum of five different gases. Because of this versatility, the gas detector Gas-Pro-2 is ideal for use in a variety of applications, such as near canals, sewage treatment plants, drains, wastewater facilities, dumps and landfills, chemical and oil plants, shipping ports and more.


  •  Purpose: Personal protection
  • Sensor type: CO / H2S / O2 / CH4
  • Memory: Yes
  • Interface: USB
  • Includes suction pump
  • Other gas sensors available upon request. (Please email jmu@pce-instruments.com (UK) or jwe@pce-instruments.com (US) for details!)


Gas Leak Detector AQ-500 Set EOZ
US$ 2,508.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-500is a highly accurateinstrument for measuringozone concentrationsin the air.The Gas Leak Detectorcan be equipped with four different heads that vary in their measurement range.

  • High accuracyandfunctionality
  • Interchangeablesensor heads!
  • Battery operation
  • Sensor head EOZ included in delivery (Ozone 0-10 ppm)
  • Alarm function
  • Data logger

Gas Leak Detector AQ-500 Set OZL
US$ 2,508.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-500 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Interchangeable sensor heads!
  • Battery operation
  • Sensor head OZL included in delivery (0-0.5 ppm)
  • Alarm function
  • Data logger

Gas Leak Detector Gasmaster GM-4
US$ 2,478.00
ex. VAT, ex. delivery costs

The Gasmaster GM-4 gas leak detector is a reliable, stationary warning device for gases. To connect a gas sensor, the gas measuring device is optionally supplied with a 4 - 20 mA or an mV signal input. The signal input has two alarm relays with which the gas leak detector can control signal lamps/horns or fans, for example.

  • 4 inputs for a gas sensor
  • Adaptation of gas sensors: O2, O3, CO, CO2, NH3, H2S
  • Various combinations possible
  • Event logging
  • Large, backlit LCD display
  • A/V alarm device max. 24V DC 650 mA
  • Gas sensors optional

Gas Leak Detector PCE-LDC 8
US$ 2,151.00
ex. VAT, ex. delivery costs
The Gas Leak Detector is used to locate leaks on compressed air lines. Furthermore, the Gas Leak Detector can also be used on coolant lines or gas lines for leak detection.

  • Measuring principle: ultrasound
  • Measuring principle: air, coolant, non-explosive gases
  • Working frequency of 40 kHz
  • up to 6 h battery operation 
  • Leak detection via headphones and LCD display
  • Localize leaks up to 18m, 59 ft.
Gas Leak Detector AQ-300 Set OZU
US$ 2,142.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-300 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Interchangeable sensor heads!
  • Battery operation
  • Sensor head OZU included in delivery (Ozone 0-0.15 ppm)
  • Alarm function

Gas Leak Detector Xgard Type 1 PH3
US$ 2,101.00
ex. VAT, ex. delivery costs

The Xgard-1-PH3 is a single-gas Gas Leak Detector used to warn for gases (Phosphine, PH3, 0 … 1 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Phosphine, PH3, 0 … 1 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector AQ-300 Set EOZ
US$ 2,084.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-300 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Interchangeable sensor heads!
  • Battery operation
  • Sensor head EOZ included in delivery (Ozone 0-10 ppm)
  • Alarm function

Gas Leak Detector AQ-300 Set OZL
US$ 2,084.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-300 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Interchangeable sensor heads!
  • Battery operation
  • Sensor head OZL included in delivery (0-0.5 ppm)
  • Alarm function

Gas Leak Detector Xgard Type 1 H2
US$ 1,920.00
ex. VAT, ex. delivery costs

The Xgard-1-H2 is a single-gas Gas Leak Detector used to warn for gases (Hydrogen, H2, 0 … 2000 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Hydrogen, H2, 0 … 2000 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector Xgard Type 1 O3
US$ 1,851.00
ex. VAT, ex. delivery costs

The Xgard-1-O3 is a single-gas Gas Leak Detector used to warn for gases (Ozone, O3, 0 … 1 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Ozone, O3, 0 … 1 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector Xgard Type 1 NH3
US$ 1,831.00
ex. VAT, ex. delivery costs

The Xgard-1-NH3 is a single-gas Gas Leak Detector used to warn for gases (Ammonia, NH3, 0 … 50 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Ammonia, NH3, 0 … 50 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector AQ-500
US$ 1,774.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-500 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.

  • High accuracy and functionality
  • Battery operation
  • Alarm function
  • Data logger

Attention! No sensor head is included in the delivery, it must be ordered separately as an accessory!

Gas Leak Detector Gasmaster GM-1
US$ 1,716.00
ex. VAT, ex. delivery costs

The Gasmaster GM-1 gas leak detector is a reliable, stationary warning device for gases. To connect a gas sensor, the gas measuring device is optionally supplied with a 4 - 20 mA or an mV signal input. The signal input has two alarm relays with which the gas leak detector can control signal lamps/horns or fans, for example.

  • 1 input for a gas sensor
  • Adaptation of gas sensors: O2, O3, CO, CO2, NH3, H2S
  • Various combinations possible
  • Event logging
  • Large, backlit LCD display
  • A/V alarm device max. 24V DC 650 mA
  • Gas sensors optional

Gas Leak Detector TETRA-MINI "Flam., Oxygen, Hydrogen Sulfide, Carbon Monoxide"
US$ 1,691.00
ex. VAT, ex. delivery costs

TETRA-MINI alerts the user acoustically, visually and vibrationally to the presence of flammable gases (CH4), oxygen (O2), hydrogen sulfide (H2S) and carbon monoxide (CO). Furthermore, this unpumped four-gas meter displays the current measured value on its graphic LCD screen with backlight. Other gas sensors are available for this instrument. Call for details.


  • Sensor types: CH4 / H2S / CO / O2
  • Easy one-button operation
  • Rechargeable Li-ion battery
  • ATEX II 2G EEx iad IIC T4 approved

Gas Leak Detector Gas-Pro-1
US$ 1,649.00
ex. VAT, ex. delivery costs

This Gas Leak Detector Gas-Pro-1 can gauge with its sensors a maximum of four different gases. Because of this versatility, the Gas Leak Detector Gas-Pro-1 is ideal for use in a variety of applications, such as: near canals, sewage treatment plants, drains, wastewater facilities, dumps/landfills, chemical/oil plants, shipping ports and more.


  • Purpose: Personal protection
  • Sensor type: CO / H2S / O2 / CH4
  • Memory: Yes
  • Interface: USB
  • Includes suction pump
  • Other gas sensors available upon request. (Please email jmu@pce-instruments.com (UK) or jwe@pce-instruments.com (US) for details!)

Gas Leak Detector Xgard Type 1 NO2
US$ 1,576.00
ex. VAT, ex. delivery costs

The Xgard-1-NO2 is a single-gas gas sensor used to warn for gases (Nitrogen dioxide, NO₂, 0 … 10 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Nitrogen dioxide, NO₂, 0 … 10 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector TCgard-CO2
US$ 1,510.00
ex. VAT, ex. delivery costs

Single-Gas Gas Leak Detector warning for gases (for Carbon Dioxide CO2), / without display / with signal output for sensors in combination with a stationary equipment to detect gases (with ATEX approval).


  • Stationary
  • For Carbon Dioxide CO2
  • Additional display and alarm station
  • ATEX approved

Gas Leak Detector Xgard Type 1 CL2
US$ 1,488.00
ex. VAT, ex. delivery costs

The Xgard-1-CL2 is a single-gas Gas Leak Detector used to warn for gases (Chlorine, CL2, 0 … 5 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Chlorine, CL2, 0 … 5 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector for Formaldehyde HFX205
US$ 1,392.00
ex. VAT, ex. delivery costs

This Gas Leak Detector is designed to detect formaldehyde in air. The Gas Leak Detector shows the formaldehyde-concentration on site and thereby avoids time-consuming and expensive analysis in laboratories. The formaldehyde Gas Leak Detector runs with the help of an electromechanical sensor and is designed to determine the current permitted limit. A measurement can be accomplished in less than 30 seconds.


  • Measuring range: 0…10 ppm
  • Short reaction time
  • Real-time display
  • Manual and auto data storage
  • High-speed USB
  • Software for Online Data transfer

Gas Leak Detector AQ-300
US$ 1,348.00
ex. VAT, ex. delivery costs

Gas Leak Detector AQ-300 is a highly accurate instrument for measuring ozone concentrations in the air. The Gas Leak Detector can be equipped with four different heads that vary in their measurement range.


  • High accuracy and functionality
  • Battery operation
  • Alarm function

Attention! No sensor head is included in the delivery, it must be ordered separately as an accessory!

Gas Leak Detector Xgard Type 1 CO
US$ 1,263.00
ex. VAT, ex. delivery costs

The Xgard-1-CO is a single-gas Gas Leak Detector used to warn for gases (Carbon Monoxide, CO, 0 … 250 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).


  • Stationary
  • For (Carbon Monoxide, CO, 0 … 250 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector Xgard Type 1 H2S
US$ 1,263.00
ex. VAT, ex. delivery costs

The Xgard-1-H2S is a single-gas gas sensor used to warn for gases (Hydrogen sulfide, H₂S, 0 … 25 ppm), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Hydrogen sulfide, H₂S, 0 … 25 ppm)
  • Additional display and alarm station
  • ATEX or UL approval

Carbon Dioxide Gas Leak Detector PCE-WMM 100-ICA incl. ISO Calibration Cert.
US$ 1,196.00
ex. VAT, ex. delivery costs
ISO Calibration
The Carbon Dioxide Gas Leak Detector PCE-WMM 100-ICA consists of a main unit and a remote display. The carbon dioxide gas leak detector is used to measure carbon dioxide and oxygen in a fixed location. The carbon dioxide gas leak detector has two relays that can be used to control alarm lights or sounders.

  • Measuring range CO2: 0 … 50000 ppm
  • Measuring range O2: 0 … 30%
  • Measuring range temperature: 0 … 50°C / 32 … 122°F
  • Main and remote unit
  • Alarm relay
  • 4 … 20-mA analog outputs
  • Acoustic alarm
  • Incl. ISO Calibration Certificate
Gas Leak Detector Xgard Type 1 O2
US$ 1,154.00
ex. VAT, ex. delivery costs

The Xgard-1-O2 is a single-gas Gas Leak Detector used to warn for gases (Oxygen, O2, 0 … 25 vol%), with display and signal output for sensors in combination with a stationary instrument to detect gases (ATEX or UL approval).

  • Stationary
  • For (Oxygen, O2, 0 … 25 vol%)
  • Additional display and alarm station
  • ATEX or UL approval

Gas Leak Detector PCE-AQD 20-ICA Incl. ISO Calibration Certificate
US$ 1,135.00
ex. VAT, ex. delivery costs
ISO Calibration
The gas leak detector PCE-AQD 20 is an ideal measuring device for monitoring the air quality at workplaces. The health and gas leak detector is ideal for continuous logging of air temperature, humidity, CO2, PM2.5 and air pressure.

Measuring function
  • PM2.5
  • Humidity
  • Temperature
  • CO2
  • Air pressure
  • Memory: SD card max. 32 GB
  • Ideal for workplace monitoring
  • Alarm function
  • Incl. ISO calibration certificate
Carbon Dioxide Gas Leak Detector PCE-WMM 100
US$ 1,055.00
ex. VAT, ex. delivery costs

The carbon dioxide gas leak detector PCE-WMM 100 consists of a main unit and a remote display. The CO2 gas leak detector PCE-WMM 100 is used to measure carbon dioxide and oxygen in a fixed location. The gas leak detector PCE-WMM 100 has two relays that can be used to control alarm lights or sounders.

  • Measuring range CO2: 0 … 50000 ppm
  • Measuring range O2: 0 … 30 %
  • Measuring range temperature: 0 … 50 °C / 32 … 122 °F
  • Main and remote unit
  • Alarm relay
  • 4 … 20 mA analog outputs
  • Acoustic alarm

Gas Leak Detector PCE-AQD 20
US$ 1,026.00
ex. VAT, ex. delivery costs
The gas leak detector PCE-AQD 20 is an ideal measuring device for monitoring the air quality at workplaces. The PCE-AQD 20 health and gas leak detector is ideal for continuous logging of air temperature, humidity, CO2, PM2.5 and air pressure.

Measuring function
  • PM2.5
  • Humidity
  • Temperature
  • CO2
  • Air pressure
  • Memory: SD card max. 32 GB
  • Ideal for workplace monitoring
  • Alarm function
Carbon Dioxide Gas Leak Detector PCE-WMM 50-ICA incl ISO Calibration Certificate
US$ 785.00
ex. VAT, ex. delivery costs
ISO Calibration

PCE-WMM 50-ICA is a wall-mounted carbon dioxide gas leak detector that uses diffusion to monitor carbon dioxide (CO2) gas levels and ambient temperature (ºC / ºF) indoors. This indoor carbon dioxide gas leak detector features an alarm-activated potential-free contact that can, for example, activate a fan to reduce CO2 gas concentration in the room.


  • CO2 gas measurement range: 0 … 50,000 ppm
  • Temperature measurement range: 0 … +45 ºC / +32 … +113 ºF
  • IP54-rated enclosure on sensor and remote display units
  • 2 adjustable alarm thresholds
  • 3- to 4-digit remote display (depends on range)
  • incl. ISO Calibration Certificate

Gas Leak Detector PCE-AQD 10-ICA incl. ISO Calibration Certificate
US$ 748.00
ex. VAT, ex. delivery costs
ISO Calibration
The gas leak detector is used to measure air quality. The gas leak detector measures carbon dioxide, temperature and humidity. The CO2 sensor of the gas leak detector is disconnected from the main unit with a connection cable.

  • Measuring range: 0 … 4000 ppm
  • Measuring range: 10 … 90% RH
  • Measuring range: 0 … 50 °C / 32 … 122 °F
  • Memory on SD card
  • 3 parameters of air quality
  • CO2, air temperature and humidity
  • incl. ISO Calibration Certificate (for CO2 only)