Replacement sensors for the Senko DUO TRACER dual gas monitor. Order the sensor that matches the channel you are replacing, and calibrate after fitting it. The ranges shown are those given in SENKO's price list and DUO TRACER datasheet.
The photo shows the DUO TRACER these parts fit. It is not a photo of the individual part.
Ordering
Select the sensor from the list. The SKU shown is the Senko part number, which is the number your order is placed against. Prices are per piece unless the part name states a pack quantity.