AST SRX-CA120 .... % Oxygen Sensor Hammerhead rebreather Stainless is approximately 9 ounces

Stainless is approximately 9 ounces and Composite is approximately 5

AII XLT-11-15

Guaranteed zero reading for 0 volt input

Power: 3 ea AAA cells (Alkaline only – User replaceable)

1 year warranty on instrument and 12 month warranty on sensor

AST SRX-CA120 .... % Oxygen Sensor Hammerhead rebreather Stainless is approximately 9 ouncesREPLACEMENT SENSOR FOR . Analytical Industries Inc., GPR 11 120 % O2 Sensor SRX CA120 Oxygen Sensor is a drop in replacement to Analytical Industries Model GPR 11 120 % Oxygen Sensor. This sensor has samilar characteristics as of SRX CA32 but lower signal output, making it suitable for measuring high levels of oxygen, up to 100% oxygen. Sensor is designed, developed and manufactured in the USA. Datasheet (PDF)