Description
The United Parachute Technologies Sigma II Tandem Container System is the industry-standard tandem rig trusted by drop zones worldwide. Engineered for safety, durability, and ease of use, the Sigma II provides consistent performance, passenger comfort, and streamlined operation for high-volume tandem environments.
Built with robust materials and a thoughtfully engineered harness/container system, the Sigma II enhances instructor control while improving passenger fit and comfort. Its drogue deployment system ensures stable freefall performance, while the main deployment sequence and reserve integration are designed for reliability and predictable operation.
The Sigma II system incorporates decades of tandem design refinement, resulting in improved ergonomics, simplified packing procedures, and long-term durability. Whether operating a busy commercial drop zone or providing tandem instruction, the Sigma II delivers dependable performance jump after jump.
Great For
- Commercial tandem drop zone operations
- Tandem instructors and training programs
- High-volume, high-reliability environments
- Passenger comfort and secure harness fit
- Streamlined packing and operational efficiency
System Highlights
Safety & Reliability
- Industry-proven tandem deployment system
- Reliable drogue deployment and main activation sequence
- Integrated reserve system designed for dependable operation
- Built to meet rigorous certification and safety standards
Instructor Control & Ergonomics
- Instructor harness designed for comfort and mobility
- Improved weight distribution reduces fatigue
- Ergonomic handle placement for intuitive emergency procedures
Passenger Comfort & Fit
- Secure and adjustable passenger harness system
- Designed to accommodate a wide range of body sizes
- Comfortable support throughout freefall and landing
Durability & Construction
- Heavy-duty materials built for high-use environments
- Reinforced stress points for long service life
- Designed to withstand daily commercial operations
Operational Efficiency
- Streamlined packing and rigging procedures
- Efficient turnaround for high-volume tandem operations
- Compatible with widely used tandem canopies and AAD systems
Compatibility
- Designed for tandem main and reserve canopies
- Compatible with approved tandem AAD systems
- Consult manufacturer guidance and rigger for configuration












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