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COMSTAR Polyol Ester Synthetic Refrigeration Oil, ISO-68, 1 qt, Yellow - Polyol Ester Synthetic Refrigeration Oils
COMSTARPolyol Ester Synthetic Refrigeration Oils

COMSTAR Polyol Ester Synthetic Refrigeration Oil, ISO-68, 1 qt, Yellow

The COMSTAR Synthetic Oil is a polyol ester synthetic refrigeration oil, ISO-68 viscosity grade, supplied in a 1-quart container. It has a viscosity of 300 SUS, a pour point of -39°C, and is compatible with HCFC…

SKU 3G-OTH-72543

Also listed as: 45020 · 45 020

Brand
COMSTAR
Item
Polyol Ester Synthetic Refrigeration Oil, ISO-68, 1 qt, Yellow
Part Number
45-020
Category
Polyol Ester Synthetic Refrigeration Oils
Available to Order
Also known as:45-020COMSTAR
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

COMSTAR
Manufacturer Part Number
45-020
Product Type
Synthetic Oil
Viscosity Grade
ISO-68
Compatible Refrigerant Group
HCFC

Technical Documents

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COMSTAR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The COMSTAR Synthetic Oil is a polyol ester synthetic refrigeration oil, ISO-68 viscosity grade, supplied in a 1-quart container. It has a viscosity of 300 SUS, a pour point of -39°C, and is compatible with HCFC refrigerant groups. This yellow oil is identified by manufacturer part number 45-020.

Frequently Asked Questions

What is COMSTAR Synthetic Oil used for?

COMSTAR Synthetic Oil is a polyol ester refrigeration oil used to lubricate compressors in HVAC and refrigeration systems. It is compatible with HCFC refrigerant groups and is formulated to provide thermal stability and wear protection in industrial cooling applications.

What are the specifications of COMSTAR Synthetic Oil 45-020?

COMSTAR Synthetic Oil 45-020 is an ISO-68 viscosity grade polyol ester oil with a viscosity of 300 SUS and a pour point of -39°C. It is supplied in a 1-quart container and is compatible with HCFC refrigerant groups. The oil is yellow in color.

Where to buy COMSTAR Synthetic Oil in worldwide?

3G Electric supplies COMSTAR Synthetic Oil worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this polyol ester refrigeration oil to your facility. Contact us for pricing and lead time on orders.

How to select the right viscosity for COMSTAR Synthetic Oil?

Selecting the correct viscosity, such as ISO-68 for COMSTAR Synthetic Oil, depends on the compressor manufacturer's recommendations and the operating temperature range. Always match the viscosity grade to the system's design to ensure proper lubrication and efficiency. Consult the OEM guidelines for your specific equipment.

Used in

Common applications for COMSTAR
Commercial refrigeration — COMSTAR ISO-32 polyol ester oil (e.g., part 45-007) for compressors using R-32 refrigerant in supermarket display cases and walk-in coolers.
Industrial refrigeration — COMSTAR ISO-68 polyol ester oil (e.g., part 45-010) for lubricating compressors in large cold storage and process cooling systems with HFC refrigerants.
HVAC service — COMSTAR ISO-32 oil in 1-quart containers (e.g., part 45-019) for field maintenance and oil changes in residential and light commercial air conditioning units.
Gas leak detection — COMSTAR leak detection fluid (part 90-210) for checking pressurized piping, valves, and fittings in industrial gas systems and refrigeration circuits.
Bulk system charging — COMSTAR ISO-32 oil in 55-gallon drums (e.g., part 45-009) for initial fill or large-volume oil replacement in industrial refrigeration plants.
A2L refrigerant systems — COMSTAR ISO-32 polyol ester oil (e.g., part 45-008) for compressors in equipment designed for mildly flammable A2L refrigerants, including R-32.
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COMSTAR Products

3G Electric supplies COMSTAR polyol ester synthetic refrigeration oils. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Polyol ester synthetic refrigeration oil with ISO-32 viscosity grade and 150 SUS. Compatible with HFC refrigerants, specifically R-32, and A2L refrigerants. Yellow color, pour point -52°F. Suitable for lubricating compressors in commercial and industrial HVAC and refrigeration systems
COMSTAR
Polyol ester synthetic refrigeration oil with ISO-32 viscosity grade and 150 SUS. Compatible with HFC refrigerants, specifically R-32, and A2L refrigerants. Yellow color, pour point -52°F. Suitable for lubricating compressors in commercial and industrial HVAC and refrigeration systems

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