Search For sale
Use the down arrow to enter the dropdown. Use the up and down arrows to move through the list, and enter to select. To remove the current item in the list, use the tab key to move to the remove button of the currently selected item. Use Escape to close the dropdown and return to the search box.
No results found
Navigate Categories by tabbing to the major areas. Use the Down key to open the subcategory and then use the Down key once more to enter it. Navigate the subcategory using the Up and down keys. Once on the subcategory you are interested in. Use the Enter key to navigate to that page.

Take action

$199

$299

Testo 325-3 Carbon Monoxide Analyzer – D-79853 – High-Accuracy CO Measurement

Last updated 26 days ago in Federal Way, WA

Listed in categories:

Get a second opinion

Chat securely on the app

Testo 325-3 Carbon Monoxide Analyzer – D-79853 – High-Accuracy CO Measurement

Additional images

Description

The Testo 325-3 CO Analyzer is a professional-grade handheld instrument designed for accurate carbon monoxide (CO) measurement in HVAC systems, boilers, combustion equipment, and safety inspections. Known for its reliability and precision, this unit gives fast, dependable readings—perfect for technicians who need trustworthy data in the field. This set includes the original carrying case and CO probe, making it a complete, ready-to-use diagnostic kit. --- Features & Specs Model: Testo 325-3 (D-79853) Measurement Parameter: Carbon Monoxide (CO) CO Measuring Range: typically 0–4,000 ppm Accuracy: ±10 ppm or ±5% of reading Resolution: 1 ppm Sensor Type: Electrochemical long-life CO sensor Display: Backlit digital LCD Data Output: Optional IR/serial interface (varies by configuration) Operating Temperature: 32°F to 104°F (0°C to 40°C) Power: AA batteries Housing: Rugged handheld instrument Typical Uses: Furnace and boiler diagnostics Combustion tuning Flue gas safety checks Ambient CO monitoring --- Included Testo 325-3 CO Analyzer Original hard carrying case

All content is available to screen readers from the outset. The See more button is for visual users only to expose content incrementally that is already available to you

Details

Condition

Used (normal wear)

Type

Leak detector

Brand

Testo

All content is available to screen readers from the outset. The See more button is for visual users only to expose content incrementally that is already available to you

Item location map

Map is approximate to keep seller’s location private.