Sani-Tech® STHT®-WR-1500 Silicone Hose
Ultra-Flexible, Wire-Reinforced, Biopharma-Ready
The Sani-Tech® STHT®-WR-1500 silicone hose is built for the most demanding bioprocessing and pharmaceutical fluid transfer applications. Designed with 316L stainless steel helical wire reinforcement and platinum-cured silicone, it provides maximum flexibility, vacuum resistance, and pressure durability, all while maintaining full regulatory compliance.
Engineered for High-Purity Performance
Featuring a multi-ply reinforced construction, this hose excels in environments where process integrity, sterility, and mechanical durability are critical. The STHT®-WR-1500 maintains a 125 PSI working pressure and full vacuum capability (29.9 in. Hg), ensuring reliable flow control in both high-pressure and suction-side operations.
Key Specifications:
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Inner Diameter: 1.500 in (38.1 mm)
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Outer Diameter: 2.160 in (54.9 mm)
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Wall Thickness: 0.33 in (8.4 mm)
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Minimum Bend Radius: 5.5 in (139.7 mm)
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Weight per Foot: 1.0 lb (1.5 kg/m)
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Vacuum Rating: 29.9 in. Hg (760 mmHg)
Applications for Biopharma and Pharmaceutical Use
The STHT®-WR-1500 is ideal for single-use and multi-use applications in:
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Bioreactor and fermentation lines
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Bulk fluid transfer
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Load cell support
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Vacuum pump connections
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Process and production systems
With high compatibility across biopharma processes, this hose helps protect your product and your process from contamination and system failure.
Meets Global Regulatory Standards
Manufactured in a controlled ISO 7 cleanroom, the STHT®-WR-1500 is double-bag packaged and fully traceable. It complies with:
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USP Class VI
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ISO 10993
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European Pharmacopoeia 3.1.9
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FDA standards
Validated and documented biocompatibility ensures confidence in every use, while full traceability supports your quality assurance protocols.
Custom Configurations and Fittings
Sani-Tech STHT®-WR-1500 can be tailored to your system:
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Available with radially crimped 316L SS or non-metallic fittings
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Supports sanitary and adapter-style connections
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Color-coded hose customization available for system-wide visual identification
This hose is shipped in crush-proof packaging with external labeling for quick inventory tracking.
Sterilization and Reusability
Built for repeatable sterilization cycles, the STHT®-WR-1500 supports:
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Autoclaving (recommended)
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Gamma irradiation (up to 2.5 Mrad / 25 kGy)
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Ethylene oxide (EtO) gas sterilization
Not for use with continuous steam, hot oil, or acid-based processes.
Proven Mechanical Strength
Backed by ASTM-tested physical properties, this hose delivers long-lasting performance:
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Hardness: Shore A 65
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Tensile Strength: 1291 psi
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Elongation at Break: 693%
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Tear Resistance: 329 lb-f/inch
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Modulus @ 100% Elongation: 351 psi
Why Choose Sani-Tech® STHT®-WR-1500?
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High-purity biocompatible materials
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Exceptional bend radius and strength
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Full compliance with global standards
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Flexible integration with sanitary process systems
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Engineered for high-pressure and vacuum environments
- Biopharmaceutical grade
- Ultra-flexible bend radius
- Available in 25-foot standard lengths
- Unsurpassed inner surface smoothness
- Autoclavable and sterilizable
- Temperature range from -80ºF (-62ºC) to 500ºF (260ºC)
- Imparts no taste or odor
- Custom color-coding available
- Meets all USP Class VI, European Pharmacopoeia 3.1.9 FDA and ISO criteria
- High-pressure and vacuum rating
- Biopharmaceutical manufacturing
- Pharmaceutical processing and production
- Vacuum pump applications
- Bulk transfer
- Load cell
- Bioreactor process lines
- Production fermentation
- Sanitary, non-metallic fittings
- Radially crimped 316L SS or non-metallic fittings
- Adapter connection
Related Products
At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being ISO 9001:2015 QMS Certified by Amtivo (USA), Inc, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance.
