Water Flow Switch

Our water flow switches are widely used for household water heaters, boilers, and fireplaces for a water flow control. They are durable, safe, and long-term switches that feature a quick response and easy connections. Based on your specific application needs, we offer customization services for water flow switches to achieve an optimal start flow.

SCG-1W-S18 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DCS(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1W-S18 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DCS(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S35 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DCS(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S53 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S53-3 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S54 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=7.5Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S55 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa	≤1.75Mpa

SCG-2-S57 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S58 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S59 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S59-2 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S64 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=6.9Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S73 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=7.5Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S75 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S76 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-2-S77 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.3Q 2(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S78 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S80 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S81 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S83 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S85 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S86 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S97 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S92 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S96 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S95 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T01 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T03 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T10 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T69 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T52 Water Flow Switch

Operating voltage	5V-18V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T61 Water Flow Switch

Operating voltage	5V-18V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T69-1 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T71 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T72 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T74 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T82 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T89 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T90 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T105 Water Flow Switch

Operating voltage	5V-12V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T113 Water Flow Switch

Operating voltage	5VDC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T114 Water Flow Switch

Operating voltage	5V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-T117 Water Flow Switch

Operating voltage	5V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa

SCG-1-S121 Water Flow Switch

Operating voltage	5V DC
Maximum operating current	25mA(DC 12V)/15mA(DC 5V)
Load capacity	≤15mA DC12≤10mA DC5(RPLUS=1kΩ)
Start flow	≤1.5L/min
Flow pulse characteristics	f=8.1Q-3(f Frequency Hz, Q Flow L/min)
Accuracy (flow rate-pulse output)	3-17L/min±10%
Allow pressure resistance	≤1.75Mpa