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Danfoss sight glasses for commercial refrigeration (SG) and high pressure applications (SGP - 52 bar is maximum working pressure), are available in versions optimized for HCFC, HFC, HC refrigerants and R744 (CO2). Sight glasses available with flared, threaded or solder connections, with or without a moisture indicator. According to the ATEX directive, brazed versions are allowed to use in Danger Zone 2. Operating temperature range from -50 °C to 80 °C.

SGP

SGP

Danfoss
Refrigerant:
R22, R134a, R290, R32, R404A, R407A, R407C, R407F, R410A, R448A, R449A, R450A, R452A, R452B, R454B, R454C, R455A, R507, R513A, R744 (CO₂), R1234yf
Inlet connection type:
Flare, Soldered, Face seal, Thread
Maximum working pressure [bar]:
35 - 52
SGS

SGS

Danfoss
Refrigerant:
R22, R134a, R32, R404A, R407A, R407F, R410A, R448A, R449A, R450A, R452A, R452B, R454B, R454C, R455A, R507, R513A, R744 (CO₂), R1234yf
Inlet connection type:
Soldered
Maximum working pressure [bar]:
52
SGR

SGR

Danfoss
Refrigerant:
R22, R134a, R32, R404A, R407A, R407C, R407F, R410A, R448A, R449A, R450A, R452A, R452B, R454B, R454C, R455A, R507, R513A, R744 (CO₂), R1234yf
Inlet connection type:
Thread
Maximum working pressure [bar]:
35 - 52

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