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3G Electric
COMSTAR Frost Free 40 Ethylene Glycol Antifreeze
COMSTAREthylene Glycol

COMSTAR Frost Free 40 Ethylene Glycol Antifreeze

The COMSTAR Antifreeze: Frost Free 40 is an ethylene glycol product supplied in a 55 gal drum. It has a 40% concentration and is clear in color. This product is not food safe.

SKU 3G-OTH-72533

Also listed as: 35837 · 35 837

Brand
COMSTAR
Item
Frost Free 40 Ethylene Glycol Antifreeze
Part Number
35-837
Category
Ethylene Glycol
Available to Order
Also known as:35-837COMSTAR
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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
35-837
Series
Frost Free 40
Type
Not Food Safe, Clear
Drum
55 gal
Concentration
40%

Technical Documents

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

Product Description

The COMSTAR Antifreeze: Frost Free 40 is an ethylene glycol product supplied in a 55 gal drum. It has a 40% concentration and is clear in color. This product is not food safe.

Frequently Asked Questions

What is COMSTAR Frost Free 40 antifreeze used for?

COMSTAR Frost Free 40 is an ethylene glycol antifreeze used in industrial cooling and heating systems to prevent freezing and corrosion. Its 40% concentration provides freeze protection down to approximately -23 °C. It is not food safe, so it is intended for closed-loop systems, HVAC, and process equipment where food contact is absent.

What are the specifications of COMSTAR Frost Free 40?

COMSTAR Frost Free 40 is a clear, not-food-safe ethylene glycol antifreeze with a 40% concentration. It is supplied in a 55 gal drum (MPN 35-837). The product is part of the Frost Free 40 series and is designed for industrial freeze protection. Always verify compatibility with system materials before use.

Where to buy COMSTAR Frost Free 40 worldwide?

3G Electric supplies COMSTAR Frost Free 40 antifreeze worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on the 55 gal drum (MPN 35-837). We source and deliver this product to any international destination.

How to select the right concentration of COMSTAR antifreeze?

Select COMSTAR Frost Free 40 for applications requiring a 40% ethylene glycol concentration, which offers freeze protection to about -23 °C. For lower temperatures, a higher concentration may be needed, but always follow system manufacturer guidelines. This product is not food safe, so avoid use in potable water or food processing lines.

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 ethylene glycol. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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