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The sight glass is used to indicate:
1. The refrigerant condition of the refrigeration pipeline in the refrigeration device;
2. The water content in the refrigerant;
3. The flow of lubricating oil in the oil return line from the oil separator
SG type hydraulic mirror indicator For CFC, HCF, HFC Refrigerant liquid without subcooling indication Low refrigerant indication Reservoir level indication Compressor oil level indicator flared, brazed, plug-in
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A: We may offer free shipping on select products or as part of promotional campaigns. You can check the product details or promotions to see if free shipping is available.
Reviews
- B
Bob Peverley
Jul 20, 2025
Danfoss Sight Glass SG2SGreat value!HelpfulUnhelpful - C
Charles Ricotta
May 20, 2025
Danfoss Sight Glass SG2SI was happy to find what I needed at a price that was so affordable.HelpfulUnhelpful - W
William Duran
Apr 28, 2025
Danfoss Sight Glass SG2SThis website is really easy to learn.HelpfulUnhelpful - B
Bruce Larkin
Apr 07, 2024
Danfoss Sight Glass SG2SFound what im looking forHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Danfoss Sight Glass SG2SAll was ok! No problems whatsoever.HelpfulUnhelpful
Danfoss Sight Glass SG2S
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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