ST-E300AL Cordless Rechargeable Tube Expander 11.1V 2200 mAh – Professional, Fast Solution for Copper and Aluminum Tubes

The ST-E300AL cordless tube expander set is a professional solution that combines tube expanding, cutting and deburring in a single package. It enables fast, clean and safe work with copper and aluminum tubes in HVAC, air conditioning, plumbing and refrigeration systems.

Key Features

• Strong performance with an 11.1V 2200 mAh lithium-ion battery
• One-button start and automatic stop system
• Protection against over-expansion with a mechanical limiter
• Interchangeable expander heads
• Compatible with copper and aluminum tubes
• Portable, cordless and ergonomic design

Technical Specifications

• Model: ST-E300AL
• Voltage: 11.1 V
• Battery Capacity: 2200 mAh (Li-ion)
• Charging Time: Approx. 100 minutes
• Operating Frequency: 50 / 60 Hz
• Use per Charge: Approx. 120 tube expansions
• Product Dimensions: 242 x 190 x 62 mm

Supported Tube Sizes

Standard Sizes (Inch / Metric)

• 3/8" (≈ 9.52 mm)
• 1/2" (≈ 12.70 mm)
• 5/8" (≈ 15.88 mm)
• 3/4" (≈ 19.05 mm)
• 7/8" (≈ 22.22 mm)
• 1" (≈ 25.40 mm)

Expander Head Sizes

• 1-1/8" (≈ 28.58 mm)
• 1-1/4" (≈ 31.75 mm)
• 1-3/8" (≈ 34.93 mm)
• 1-1/2" (≈ 38.10 mm)
• 1-5/8" (≈ 41.28 mm)

Advantages in Use

• Provides smooth, leak-tight joints at tube ends
• Reduces the need for brazing and fittings
• Shortens labor time and saves material
• Suitable for field and workshop use

Box Contents

• ST-E300AL Cordless Tube Expander
• 11.1V 2200 mAh Lithium-Ion Battery
• Fast Charger (110–220V)
• ST-532 Tube Cutter
• ST-207 Pen-Type Deburring Tool (Deburrer)
• Durable Plastic Carrying and Storage Case