CT-COOL™

Clean Synthetic Hydrocarbon Immersion Fluid

Food-Grade. Cost-Optimized. High Resistivity Performance.

CT-COOL™ is ACI’s clean, hydrotreated synthetic hydrocarbon immersion fluid engineered for operators who require reliable performance, excellent material compatibility, and value. With FDA food-contact approval, ultra-low toxicity, and strong oxidative stability, CT-COOL™ offers a safe, dependable alternative to traditional GTL fluids.

Built for data centers, mining facilities, and modular deployments, CT-COOL™ provides GTL-level thermal performance with improved handling characteristics and a highly scalable North American supply chain.

A Safer, More Versatile

GTL Alternative

FDA Food-Contact Approved

Extremely low toxicity
Zero odor and clean handling
Safe for technicians and operations teams

Ultra-High Volume Resistivity

61,000 GΩ·m
One of the highest resistivity values of any immersion cooling fluid
Provides excellent electrical insulation for ASIC and GPU workloads

Thermal Performance Comparable to Shell S3X

Matches GTL fluids on heat capacity and thermal conductivity
Suitable for high-density racks, AI compute, and blockchain mining

Superior Cable & Elastomer Compatibility

Gentler on PVC jackets, elastomers, and plastics
Lower risk of swelling or softening compared to GTL or PAO-based alternatives

Fast & Scalable Supply Chain

Up to 1 million liters available within 3–4 weeks
Located in Texas for North American distribution

CT-COOL™ Technical Highlights

Slightly higher density than Shell S3X
Hydrotreatment process ensures excellent oxidation resistance
Thermal conductivity & heat capacity fully within GTL specification ranges
Compatible with ACI’s ester-based enhancement packages for increased thermal performance