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Caleffi Paddle Flow Switch 626600A

Caleffi Paddle Flow Switch


The 626600A Flow Switch from Caleffi can be used in w in 1" to 8" pipes containing water, 50% or less glycol solutions, or other liquids that are compatible with stainless steel, brass, and EPDM. It is designed for use in HVAC systems, heat exchangers, pumping systems, water treatment, and process systems in general. The Model 626600A is ideal for controlling pumps, burners, compressors, refrigerators, motorized valves, or for activation of signaling units or warning devices. in Building Automation Systems, BAS, and HVAC applications.


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QtyModelDescriptionIn StockList PriceInternet Price
626600A PADDLE FLOW SWITCH, 1IN TO 8IN PIPE, NEMA 5, SPDT In Stock236.22188.98


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  • 316L stainless steel bellows for durability and long life
  • NEMA 5 (IP54) environmental rating for indoor use in humid or dusty environments
  • Six stainless steel blades to fit 1" to 8" pipes
  • Insulated cover over microswitch contacts for safety
  • Large, easily-accessible calibration screw with locking nut to maintain setpoint

Relay Output: Resistive/Inductive: 15A @ 240 VAC maximum; Lamp load: 3A @ 125 VAC for the N.C. contact, 1.5A @ 125 VAC for the N.O. contact; Motor load: 5A, 1/4 HP @ 125 VAC for the N.C. contact, 2.5A, 1/8 HP @ 125 VAC for the N.O. contact

Pipe Size Range:1″ to 8″ (2.5 to 20 cm)

Connections:1″ MNPT

Media Temperature Range -20° to 250℉ (-30° to 120℃):

Maximum System Pressure:150 psig (10 bar)

Materials Of Construction:Wetted parts: P-Cu Zn40 Pb2 brass body, 316L stainless steel bellows, EPDM o-ring; Housing cover: Class UL94V-0 self-extinguishing polycarbonate

Operating Temperature:130℉ (55℃) maximum ambient

Weight:1.7 lb (0.8 kg)

Approvals:CE, UL File E307420

Warranty:2 years


Download Additional Data

document   626600A Catalog Page
document   Caleffi 626600A Flow Switch