Model 1205B Handheld CO/CO2 Gas Analyzer

Measures Indoor Air Quality, Includes Sampling Probe with Hose

The MODEL 1205B Handheld CO/CO2 Gas Analyzer accurately measures the concentration of carbon monoxide (CO) and carbon dioxide (CO2) in a duct or space and displays the measurement on a dual line backlit LCD. The unit’s memory stores up to 255 sets of readings that are logged manually or auto-logged with 1 to 10 minute intervals. Results can then be printed via an optional infrared printer.

Product Applications

  • Service and adjustment of boilers, ovens, and other combustion equipment

Models & Ordering

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

Model Description Usually Ships* Price Order
Ships: Consult Factory
Price: $1,364.00
Gas analyzer and logger for CO and CO2. Consult Factory* $1,364.00 Order


CO: 0 to 1000 ppm, overflow 2000 ppm; CO2: 200 to 4000 ppm, overflow 9999 ppm.
CO: ±5 ppm<100 ppm; ±5%>100 ppm; ±10%>1000 ppm. CO2: ±20 ppm<400 ppm; ±5%<4000 ppm; ±10%>4000 ppm.
CO: 1 ppm; CO2: 1 ppm.
Dual LCD display.
Temperature Limits:
32 to 104°F (0 to 45°C).
Humidity Limits (Non-Condensing):
10 to 90% RH.
Power Requirements:
100 to 240 VAC, 50 to 60 Hz or (5) AA NiMH batteries, internal, factory replaceable.
Battery Life:
6 hours with full charge and pump on.
2.21 lb (1 kg).
Agency Approvals:


  • Displays carbon monoxide and carbon dioxide concentrations simultaneously
  • Stores up to 255 sets of readings for future evaluation
  • User configurable alarms

Product Literature


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