003N1045 Danfoss AVTA thermostatic valve. AVTA 15 G 1/2 77 - 149F 6.5, 003N0045 is CE approved. Pipe Size: G 1/2", Seals: NBR, Cv Factor: 2.20, Min. Pressure: 0 psi, Max. Pressure (AC/DC): 232.00 psi, Regulating Range: 77 - 149°F, Sensor Length: 6.5 ft. The AVTA thermostatically operated cooling valve is intended to proportionally control cooling processes. By placing the sensing bulb in the medium to be cooled, the AVTA will control the flow of cooling medium. • "Set and Forget!" The AVTA requires no power supply and is self-acting.