Prewound Bobbins - Class 15 (Style A) , White - (144pcs) 60 weight

Bobbins are sold in a box of 144 Bobbins

Overview

Sakura Class 15 (Style A) plastic-sided prewound bobbins are precision-manufactured, ready-to-use bobbins designed for industrial and semi-industrial sewing applications. These bobbins eliminate the need for in-house winding while delivering consistent thread tension, higher yardage, and improved stitch quality.

Key Features

Precision Plastic Side Construction

• Durable clear plastic flanges maintain consistent shape under high-speed operation
• Works with most bobbin sensors
• Allows operators to visually monitor remaining thread
• Reduces vibration compared to lower-quality molded bobbins

High-Density Prewinding

• Thread is computer-controlled wound for maximum fill and uniform layering
• Provides significantly more thread capacity than hand-wound bobbins
• Minimizes tension fluctuation and thread breaks

Consistent Tension Performance

• Even winding structure results in stable, repeatable bobbin tension
• Reduces operator adjustments and downtime
• Improves overall stitch consistency across production runs Operational Advantages

• Increased Productivity
  Less downtime from bobbin changes and no manual winding required
• Reduced Labor Costs
  Eliminates the need for dedicated bobbin winding operations
• Improved Stitch Quality
  Cleaner, more consistent stitches due to uniform thread delivery
• Inventory Efficiency
  Standardized prewound format simplifies stock management

Compatibility Notes

• Designed specifically for Class 15 (Style A) bobbin systems
• Not interchangeable with:
• M-style bobbins
• L-style bobbins
• Large-capacity industrial bobbins