Danfoss brand sight glass with good quality for refrigeration systems
Features:
Type SG / SGR
Indicates lack of subcooling
Indicates refrigerant deficiency
Indicates liquid level in receiver
Indicates oil level in compressor
Flare-/solder connection or socket type
Type SGI / SGRI
For mineral oil e.g. CFC and HCFC
Indicates too high water content in the
refrigeration system
Indicates lack of subcooling
Indicates refrigerant deficiency
Flare-/solder connection or socket type
Type SGN / SGRN
For HFC refrigerants
Indicates too high water content in the
refrigeration system
Indicates lack of subcooling
Indicates refrigerant deficiency
Flare-/solder connection or socket type