Sight glass Castel 3940/M12, 12 mm ODS, solder connections

Castel s.r.l. is a multinational, italian family business (founded in 1961), is one of the world's largest producers of refrigeration and air conditioning components. castel s.r.l. offers its product range over large and retailers to 5 continents, in 90 countries. the most important customers are located in france, spain, germany and the eastern european countries. the wide product range of castel comprises: filter dryer, expansion valves, solenoid valves, shut-off valves, ball valves, check valves, safety valves, cooling water regulator, power regulator, collector, collector pressure regulator, suction pressure regulator, evaporation pressure regulator, velflufungspressor, oil separator, sight glasses, vibration damper, coils, connectors, mounting materials, hand tools and much more. eco-friendly castel products are characterized by top quality, innovative design, high mechanical strength, excellent reliability and accuracy as well as extended life. the company castel has received prestigious international recognitions for the quality: from the "ul" indicator, which certifies the conformity of the filter with hard and mechanical cartridge with the manufacturing criteria in the us, to the "vde" test mark of the solenoid valves. castel product range has various certifications or quality management system standard iso 9001, complies with european guidelines: 97/23 / ec (ped), 2011/65 / eu, european regulation: 1907/2006 / ec and standards: en 60534-1, en 60534-2-1 and en 60534-2-3.