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Wöhler TF4 Penetration Temperature Probe 6629 delivers Type K contact temperature measurement up to 1,112 °F for compatible Wöhler meters and analyzers used in HVAC, airflow, and differential temperature workflows.

WOHLER A550 USA with NO/NO2 Sensor: Redefining Flue Gas Analysis

WOHLER A450 10,000 PPM CO Sensor: Unleash Precision and Versatility

The Wöhler A 450 L Combustion Analyzer Advanced Set delivers residential combustion analysis, burner tuning support, emission measurement, pressure testing, Wi-Fi workflow, and on-site printing.

The Wöhler A 450 L Combustion Analyzer delivers flue gas analysis, burner tuning, emission measurement, and pressure testing with a 5,000 ppm CO sensor and 5" color touchscreen.

WOHLER A450 O2 Sensor: Precision Meets Performance

Wöhler CDL 210 CO2 Datalogger tracks CO2, temperature, and humidity for indoor air quality monitoring with adjustable alarms, max/min display, and long-term logging support.

WOHLER 2494 Standard Clamping Cone secures 0.3-inch probes with stainless steel durability for stable, repeatable probe attachment in professional testing workflows.

The Wöhler GS 300 Gas Sniffer detects combustible gas leaks with 0–1,200 ppm methane and propane sensitivity, 12-stage bar graph display, and audio, visual, and vibration alarms.

The Wöhler DM 602 is a compact digital manometer designed for precise gas pressure, draft, and differential pressure measurements. With a robust ±1,204 inWC sensor, illuminated display, and integrated temperature measurement, it provides fast, stable readings for HVAC and combustion service work.