EC-600 CO Monitor,0-150 ppm, 115 VAC-EC-600 CO monitor,0-150 ppm, 115 VAC operated,with 3 meter extender cable, CSA Type EC-600 carbon monoxide monitor, 0-150 ppm, 115 VAC operation with 3 meter sensor cable, CSA version
EC-600 CO Monitor,0-150 ppm 10 Meter Cbl-EC-600 CO monitor,0-150 ppm, 24 VDC operated,with 10 meter extender cable, CSA Type EC-600 carbon monoxide monitor, 0-150 ppm, 24 VDC operation with 10 meter sensor cable, CSA version