Redefining Ultra-Low Temperature Storage
The VAULT100™ PRO combines industry-leading temperature performance, unmatched reliability, and sustainable operation in a single ultra-low temperature freezer. Designed for laboratories that cannot afford compromise, the VAULT100 PRO delivers superior sample protection, faster recovery, lower operating costs, and simplified serviceability.
With a temperature range from -100°C to -20°C, adaptive Stirling engine technology, and a revolutionary quick-change refrigeration system, the VAULT100 PRO sets a new standard for ULT storage.
- Temperature range: -100°C to -20°C
- Quick Change free-piston Stirling Engine
- Industry-leading temperature uniformity
- Rapid temperature recovery after door openings
- Adaptive cooling technology eliminates traditional on/off cycling
- Samples remain protected even during routine access events
The VAULT100 PRO maintains exceptionally stable storage conditions, helping preserve valuable samples and minimize temperature excursions.
Why Choose the VAULT100 PRO?
Quick Change Technology™
Service in Under an Hour. Sample Protection Every Minute.
The VAULT100™ PRO introduces a revolutionary Quick Change Technology™ platform designed to dramatically reduce downtime and protect your valuable samples during service events.
Unlike traditional ULT freezers that can require lengthy refrigeration repairs, the VAULT100 PRO features a bolt-on condenser assembly that allows refrigeration system replacement in approximately one hour. This innovative design enables service to be completed before product temperatures reach critical thresholds, helping safeguard valuable research and biological materials.
Built for Maximum Uptime
The VAULT100 PRO features a quick-change refrigeration system that allows qualified service personnel to replace critical refrigeration components in approximately one hour—without hot work requirements.
Benefits include:
- Industry-leading reliability
- Fastest mean time to repair
- Six-year engine and thermosiphon warranty
- Fewer service disruptions
- Reduced operational risk
Powered by Stirling engine technology with only two moving parts, the VAULT100 PRO eliminates many of the failure points associated with traditional compressor-based systems.
.
Smarter Performance
An enhanced user interface provides real-time freezer health analytics and predictive insights to help laboratories monitor performance and optimize operation.
Features include:
- 10″ touchscreen interface
- Freezer health monitoring
- Predictive analytics
- BACnet communication capability
- Comprehensive alarm and monitoring functions
Stay informed, reduce risk, and maintain confidence in your storage environment.
Vaulted Ceiling Design
A newly engineered vaulted ceiling captures and manages warm air intrusion during access events, reducing the impact of door openings on stored samples and improving overall temperature uniformity.
Sustainability Without Sacrifice
The VAULT100 PRO was engineered with a 360-degree sustainability approach.
- Uses up to 45% less energy than comparable ENERGY STAR® rated freezers
- Utilizes 100% natural refrigerants
- Produces significantly less heat than compressor-based systems
- Reduces HVAC burden and associated facility costs
- Supports sustainability initiatives and green laboratory programs
Lower environmental impact. Lower operating costs. No compromise in performance.
Enhanced Inner Door Heat Transfer
Redesigned inner doors improve thermal management throughout the cabinet, helping maintain more consistent temperatures and supporting faster recovery following door openings.
Technical Highlights
| Specification | VAULT100 PRO |
|---|---|
| Storage Capacity | 795 L (28 cu. ft.) |
| Temperature Range | -100°C to -20°C |
| Capacity | Up to 600 standard 2″ boxes |
| Energy Consumption | 6.6 kWh/day at -75°C |
| Recovery Time | 26 minutes to steady-state at -80°C |
| Noise Level | Less than 42 dB(A) |
| Power Requirements | Universal 120-240 VAC, 50/60 Hz |
| Connectivity | BACnet-compatible Ethernet option |
| Refrigerant | Natural R-170 (Ethane) |
| Warranty | 6-Year Engine & Thermosiphon Coverage |
Warm-Up Profile – 2 Shelves

Designed for Modern Laboratories
Whether supporting biobanking, pharmaceutical development, cell and gene therapy, academic research, or clinical applications, the VAULT100 PRO provides the performance, reliability, and sustainability today’s laboratories demand.
Protect What Matters Most
Experience the next evolution of ultra-low temperature storage with the VAULT100™ PRO.
Contact Stirling Ultracold today to schedule a consultation or request a quote >>











