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Pressure switch refrigeration manual reset high pressure

Item: SMR410

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Product Info


Manual High Pressure Open On Pressure Rise. Open PSI 410, Close manual.
These switches are encapsulated nonadjustable, SPST, direct mount switches for use with HFC, HCFC and CFC refrigerants. The switches are available with automatic reset in
both open low and open high configurations and manual reset with open high switching. These switches can also be used as operating controls in applications such as a low ambient condenser fan control.

• Low pressure open on pressure drop SPST
• High pressure open on pressure rise SPST
• Manual pressure open on pressure rise SPST
• Fan cycle close on pressure rise SPST
• Snap action stainless steel hermetically sealed sensor (SHP, SLP & SFC)
• Excellent set point repeatability and stability

Pressure Switch Ratings:

  • Life Cycles @ RLA 100,000 Average
  • Maximum LRA 36 Amps
  • Maximum RLA/Volts

RLA: 12 to 28 VDC / VAC 10 Amps

48 VDC / VAC 5 Amps

110 to 120 VAC 5.8 Amps

208 to 240 VAC 2.9 Amps

  • Temperatures: Ambient 20°F to 176°F (-30°C to 80°C) Fluid 60°F to 250°F (-50°C to 120°C)
  • Pressure Ranges: Working 0 to 650 PSI Bursting 5,000 PSI
  • Connection: 1/4" SAE Female Flare With Valve Core Depressor
  • Wire Leads: UL1015 18 AWG / 18" Length


Weight0.13 Pound (lb.)
Width1 Inches (in)
Height1 Inches (in)
Country of OriginCHN
UPC or BarcodeN/A
Hazardous MaterialNo
EPA Cert RequiredNo
Length9 Inches (in)
ApplicationManual Reset
CUL ListedNo
Switch ActionManual Reset
UL ListedNo
UL RecognizedYes
Voltage12-240 VAC/VDC

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