
Hatana Hot Tubs® - H850B
Product Overview
A high-capacity social spa that balances heavy-duty 5.0hp pump performance with energy-efficient insulation.
For homeowners hosting large groups, the Hatana Hot Tubs H850B provides a reliable 8-person bench configuration that maximizes usable space. It utilizes dual 5.0hp pumps to maintain high-pressure flow across 50 hydrotherapy jets, ensuring that every seat receives consistent massage performance. In our experience, the combination of RTB insulation and CEC certification makes this a standard specification for those looking to manage energy costs in colder climates.
Benefits & What Makes It Different
Dual 5.0hp Pump System
Two high-performance 5.0hp pumps provide the necessary pressure to drive 50 hydrotherapy jets simultaneously for a consistent massage experience.
8-Person Bench Seating
The open bench configuration maximizes interior space, making the H850B a practical choice for large families or social gatherings.
Ozone Water Purification
The integrated ozone system works to break down organic contaminants, helping to maintain water clarity with fewer chemical additives.
Compatibility
- Requires 240V / 50-amp GFCI electrical hookup
- Compatible with standard spa chemicals and minerals
- Optional 24/7 circulation pump upgrade available
When To Use This
Pro Tip
When installing a high-capacity spa like the H850B, ensure your concrete pad is perfectly level; even a slight tilt can cause uneven water levels across the long bench seating area.
Common Questions & Instructions
What are the electrical requirements for the Hatana H850B?
The H850B requires a dedicated 240-volt, 50-amp GFCI circuit to power its dual 5.0hp pumps and heating system safely and efficiently.
How does the insulation system help with energy costs?
This model utilizes Reflective Thermal Barrier (RTB) insulation and is CEC Certified, which helps trap heat within the cabinet and reduces the workload on the heater.
Is the H850B cabinet resistant to rot or mold?
Yes, the spa features Durafloor Pillar Supports and a DuraTech Plus cabinet, which are constructed from PVC materials designed to resist rot, rust, and mold.



