Replacement solenoid valve coil for the CO2Art PRO-SE Series Aquarium CO2 Dual Stage Regulator and the CO2Art Pro Elite Series Aquarium Dual Stage CO2 Regulator. High-quality solenoid valve coil used in all CO2Art Pro series regulators. Also compatible with most older CO2Art regulators.

Main features of the solenoid valve coil:

• Low & safe input power 12V DC
• The coil does not generate heat due to low power operation
• DC power supply prevents the solenoid valve from producing buzzing noise during operation, which can occur with solenoid valves powered by AC