The Testo carbon monoxide probe is designed for use with Testo 400, 650 and 330 meters.
The Testo carbon monoxide probe is not compatible across all meter models. The carbon monoxide probe includes a
fixed cable. Please consult the datasheet or contact us for additional information.
Testo Carbon Monoxide Probe:
Model
Range
Connection
0632 3331
CO probe for ambient levels in air
0 to 500 ppm
fixed cable