Sistema de control electromagnético de contador de burbujas para acuario DIY 2024, válvula reductora de presión de CO2 para pecera

ZRDR specializes in producing CO2 production equipment Attention: Suitable for side cylinder nut docking: R104-A: Model/threaded interface: W21.8 G5-8 CGA320 M22 G3/4 Suitable for upward facing cylinder nut docking: R104-B: Model/threaded interface: W21.8 G5-8 CGA320 M22 G3/4 TR21 5/8UNF 3/8UNF Note: (Purchase the corresponding nut model to avoid nut docking problems) The threaded connection must be confirmed before ordering. You can view the detailed product description (model and purpose) Material: aluminum alloy+304 stainless steel Size: As shown in the figure Power supply: AC100-240V input DC12V output (global version) Suitable for AC110V-AC220V power supply Directly used in countries/regions using 110v or 220V power supplies Plug: EU/US/UK/AU plug Since this is a manual measurement, please consider 1-2cm and make sure you don't mind before ordering Reminder: After the first installation, first turn on the power supply (let the solenoid valve work first), and then turn on the air pressure of the cylinder valve! If you have any questions, please contact us)