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$
119.99
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$6.49 Shipping
Condition: New
Location: Grand Forks, United States
The ET120 is it the perfect choice for HVAC professionals. We understand that when you need a tool, you need it now.
$
216.25
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Condition: New – Open box
Location: Lake Elsinore, United States
The ET120 is it the perfect choice for HVAC professionals. Five red LED's (visual) and 85dB audible alerts that increase with gas concentration. Auto ... morepower-off after 10 minutes of non-usage conserves battery life.
$
2047.95
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Condition: New
Location: Chicago, United States
301-EMRP-RFSA Vulcain Remotepanelw/3-24Vdcout4Relay OEM 301-EMRP-RFSA.
$
125.99
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Condition: New
Location: 松江区, China
Electrochemical ozone sensor, electrochemical carbon monoxide sensor, VOC sensor, NO2 sensor and temperature and humidity sensor. with Ozone Sensor. Air ... morequality monitoring;. A: During Ozone sterilization the concentration is high (way above 10ppm), if you wish to test the Ozone Output (concentration).
$
174.06
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Condition: New
Location: United States
The ET120 is it the perfect choice for HVAC professionals. Combustible gas detection range: 50 to 10000 ppm. Over-molded body for comfortable grip. Auto ... morepower-off after 10 minutes of non-usage conserves battery life.
$
209.95
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$11.65 Shipping
Condition: New
Location: Concord, United States
Extech CO10 Carbon Monoxide(CO) Meter- NEW USED IN A PROFESSIONAL SETTING Ergonomic pocket size housing One button operation Easy to read 1999 count backlit ... moredisplays CO levels from 0 to 1000ppm Audible alarm starts at 35ppm with continuous beeping when above 200ppm Backlight for low light conditions Max Hold and Data hold buttons Auto Power off Applications: Ambient air safety checks on residential appliances HVAC service on furnaces and hot water heaters Home inspections Industrial environments where the accumulation of CO is possible Specifications: Measurement range 0-1000 ppm Resolution 1 ppm Accuracy ±5% or ±10 ppm(whichever is greater) Sensor Type Stabilized electrochemical Gas-specific(CO) Sensor Life(Typical) 3 years Warm-up Period Power supply 9V Battery(NEDA 1604 or IEC6F22) Battery life Approx. 50 hours with alkaline battery Operating Temperature 32 to 122 oF(0 to 50oC) Storage Temperature-22 to 140 oF(30 to 60oC) Operating Humidity 0 to 99% RH(non-condensing) Dimensions 6.3 x 2.2 x 1.57” 160 x 56 x 40mm) Weight 6.35oz(180g) Meter Description 1. LCD display 2. Power ON/OFF key 3. MODE key 4. Power on/Alarm light 5. SEL key 6. Sensor 7. Battery compartment
$
124.99
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Condition: New
Location: Lawrenceburg, United States
The ET120 is it the perfect choice for HVAC professionals. Includes detector, 4xAAA batteries, instruction manual and storage pouch. Five red LED's (visual) ... moreand 85dB audible alerts that increase with gas concentration.
$
99.99
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Condition: New
Location: 松江区, China
Electrochemical ozone sensor, electrochemical carbon monoxide sensor, VOC sensor, NO2 sensor and temperature and humidity sensor. Air quality monitoring;. ... moreA: During Ozone sterilization the concentration is high (way above 10ppm), if you wish to test the Ozone Output (concentration).
$
1684.81
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$30.20 Shipping
Condition: New
Location: Colorado Springs, United States
We're big enough to provide a wide selection and competitive prices, but small enough to be flexible and responsive. All In One Combustion Flue Gas Analyzer ... morefor HVAC Boiler & Furnace Maintenance. O2, CO, CO2, Combustion Efficiency, Excess Air.
$
209.84
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Condition: New
Location: Denver, United States
The ET120 is it the perfect choice for HVAC professionals. Combustible gas detection range: 50 to 10000 ppm. Over-molded body for comfortable grip. Auto ... morepower-off after 10 minutes of non-usage conserves battery life.
$
546.00
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$39.00 Shipping
Condition: New
Location: 龙华区, China
Note: we'll ship this item via express mail service to USA. Canada, Australia, New Zealand, Ireland, Austria, Belgium, Denmark, Germany, France, Finland, ... moreLuxemburg, Malta, Norway, Sweden, Swiss, Spain, Italy, UK, Japan, Korea,Thailand, Malaysia, Indonesia, Philippine, Singapore. Clients from other countries pls contact with us in advance to confirm the different shipping charges before you bid. ST-501 is an excellent indoor air quality(IAQ) instrument measur ing the carbon dioxide(CO2) Relative Humidity(RH) and Temperature. Applications- Building HVAC monitoring. Indoor air quality survey. Locate the presence of combustion fumes from vehicles and appliances. Features: 3 Independent CO2. Humidity and temperature sensors. User operated CO2 calibration. USB datalogg: 50.000 records. Internal backup battery to maintain date/time setting. Power management IC to increase batter efficiency. Easy- to-Use PC software for parameter settings and data analysis. Internal CO2 alarm buzzer. Specifications: CO2 Sensing Method: NDIR(Non-Dispersive Infrared) Measures: Carbon dioxide in PPM. Temperature(F or C) Relative Humidity- CO2 Measurement range: 0~9999 ppm(2001~9999 ppm over range) CO2 Accuracy: ± 75 ppm. ± 8% of reading(0~2000 ppm) Display Resolution- ±1 ppm- Datalogging: 50.000 records, Fast USB download(50.000 records in less than 10 seconds. CO 2 Sensor Type Non-dispersive infra-red( NDIR) Measurement Range 0~9999 ppm(2001~9999 ppm over range) Accuracy ± 75ppm. ± 8% of reading(0~2000 ppm) Resolution ±1 ppm Response Time 2 seconds Relative Humidity Sensor Temperature Sensor: Type CMOSens Type Thermistor Measurement Range 1% ~99% Measurement Range 0 to 50C Accuracy ±3.0% RH(20~80% ± 5.0%RH(80% Accuracy ±0.5C from 0-50C Resolution 0.1% Resolution 0.1C Response Time 8 Seconds Response Time 1 seconds Power Supply Battery Four AA alkaline batteries x4(not included) Battery Operation 24 hours External Power Supply 6V VDC with 0.5A
$
163.00
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$13.00 Shipping
Condition: New
Location: 龙华区, China
Visible and audile CO2 warning alarm. Stable NDIR sensor for CO2 detection. CO2: 0 - 2000 ppm. CO2: 50ppm +-5% of reading. Response CO2: 1000ppm (Programmable ... moreby user).
$
323.00
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$39.00 Shipping
Condition: New
Location: 龙华区, China
Poor indoor air quality is considered unhealthy because it causes tiredness, loss of ability to concentrate, and even illness(ex. Triple displays of CO2 ... morelevel, temp. and humidity (7755/77535). Audile CO2 warning alarm. ).
$
1480.95
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Condition: New
Location: Chicago, United States
420-I Vulcain Digital Converter Analog Outpt OEM 420-I.
$
156.39
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Condition: New
Location: United States
Features backlit LCD screen, warning indicator light, audible and visual alarms and multiple function buttons. Includes carrying pouch and 4 x AAA batteries.
$
235.00
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$17.00 Shipping
Condition: New
Location: 龙华区, China
Poor indoor air quality is considered unhealthy because it causes tiredness, loss of ability to concentrate, and even illness(ex. Visible and audi b le ... moreCO2 warning alarm. Stable NDIR sensor for CO2 detection. ).
$
269.99
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$20.20 Shipping
Condition: Used
Location: Billings, United States
The Leakator 10 is a low maintenance combustible gas leak detection unit, small enough to be operated with just one hand, yet loaded with the kind of ... moreadvanced features and technology professionals demand.
$
269.99
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$20.20 Shipping
Condition: Used
Location: Billings, United States
Item: Combustible Gas Detector. Item Type: Combustible Gas Detector. JB INDUSTRIES LDC-4000 Combustible Gas Detector,Alarm. JB INDUSTRIES LDC-4000. JB ... moreINDUSTRIES. JB Industries. Indicator: Alarm. Standards: MSHA Certified.
$
162.99
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Condition: New
Location: United States
Features backlit LCD screen, warning indicator light, audible and visual alarms and multiple function buttons. Includes carrying pouch and 4 x AAA batteries. ... moreLow level alarm (35 ppm) and high level alarm (200 ppm).
$
162.99
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Free Shipping
Condition: New
Location: United States
The ET120 is it the perfect choice for HVAC professionals. Includes detector, 4xAAA batteries, instruction manual and storage pouch. Five red LED's (visual) ... moreand 85dB audible alerts that increase with gas concentration.
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