Product details
CT-300A Tube Expander Tool Kit
The CT-300A Tube Expander Tool Kit is a heavy-duty professional solution for expanding copper tubing in HVAC and refrigeration systems. Designed to create precise tube expansions, it allows direct tube-to-tube connections without the need for additional fittings, reducing potential leak points and improving system reliability.
This kit includes multiple expander heads to cover a wide range of tube sizes, ensuring consistent and accurate results across different applications. The ergonomic expansion handle provides strong leverage and smooth operation, while the robust metal construction ensures long service life. Supplied in a molded plastic case, the CT-300A is ideal for both field technicians and workshop use.
Key Benefits
Produces smooth and uniform tube expansions
Supports direct tube-to-tube connections
Reduces need for couplings and fittings
Improves joint strength and leak resistance
Durable construction for professional use
Supplied in a hard carry case for portability
Specifications
Brand: DSZH
Product Type: Tube Expander Tool Kit
Model: CT-300A
Tube Material: Copper tubing
Tube Size Range: 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, 1″, 1-1/8″
Tubing Type: O.D. tubing
Application: HVAC and refrigeration systems
Case: Molded plastic carrying case
Applications
HVAC installation and servicing
Refrigeration system pipe expansion
Copper tubing preparation
Professional maintenance and repair work
FAQs
What is the CT-300A used for?
It is used to expand copper tubing ends to allow direct tube-to-tube connections without fittings.
Which tube sizes are supported?
The kit supports tubing from 3/8″ up to 1-1/8″ O.D.
Is this tool suitable for HVAC technicians?
Yes, it is designed specifically for professional HVAC and refrigeration applications.
Does the kit include multiple expander heads?
Yes, it includes expander heads to cover all supported tube sizes.
Is a storage case included?
Yes, the CT-300A comes with a molded plastic carry case for protection and easy transport.





