Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
COMSTAR Geothermal-M RTU Methanol Heat Transfer Fluid
COMSTARMethanol

COMSTAR Geothermal-M RTU Methanol Heat Transfer Fluid

The COMSTAR Geothermal-M RTU is a methanol-based heat transfer fluid supplied in a 55-gallon drum. This product has a 25% concentration and is not food safe. It is identified by manufacturer part number 01-301.

SKU 3G-OTH-72697

Also listed as: 01301 · 01 301

Brand
COMSTAR
Item
Geothermal-M RTU Methanol Heat Transfer Fluid
Part Number
01-301
Category
Methanol
Available to Order
Also known as:01-301COMSTAR
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
01-301
Series
Geothermal-M RTU
Type
Not Food Safe, Green
Drum
55 gal
Concentration
25%

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The COMSTAR Geothermal-M RTU is a methanol-based heat transfer fluid supplied in a 55-gallon drum. This product has a 25% concentration and is not food safe. It is identified by manufacturer part number 01-301.

Frequently Asked Questions

What is COMSTAR Geothermal-M RTU used for?

COMSTAR Geothermal-M RTU is a methanol-based heat transfer fluid designed for geothermal heating and cooling systems. It is used to transfer thermal energy in closed-loop ground-source heat pump applications, providing freeze protection and corrosion inhibition. This 25% concentration fluid is not food safe and is intended for industrial geothermal loops.

What are the specifications of COMSTAR Geothermal-M RTU?

The COMSTAR Geothermal-M RTU is a methanol-based heat transfer fluid with a 25% concentration. It is supplied in a 55-gallon drum, has a green color, and is not food safe. The manufacturer part number is 01-301, and it belongs to the Geothermal-M RTU series. This fluid is designed for geothermal closed-loop systems requiring freeze protection.

Where to buy COMSTAR Geothermal-M RTU worldwide?

3G Electric supplies COMSTAR Geothermal-M RTU worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact our team to source this methanol-based heat transfer fluid in 55-gallon drums. We provide competitive pricing and reliable shipping for industrial procurement needs.

How to handle COMSTAR Geothermal-M RTU safely?

When handling COMSTAR Geothermal-M RTU, wear appropriate PPE including gloves and eye protection due to methanol content. Store in a cool, well-ventilated area away from ignition sources. For system installation, follow standard geothermal loop filling procedures and ensure proper venting. This fluid is not food safe, so avoid contact with potable water systems.

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.
Not sure this is the right part? Photo-identify it

COMSTAR Products

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from COMSTAR

View all COMSTAR parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first