Arctic Hybrid Heat/Chiller Tank 120 Gallon

Arctic Hybrid Buffer Tank – Pressurized Composite Buffer Tank
The Arctic Hybrid Buffer Tank is the only pressurized composite buffer tank on the market, designed to outperform traditional steel tanks. Better insulated, roughly half the weight, and completely rust-resistant, it’s an ideal solution for hydronic heating and cooling systems.
🔹 Key Benefits
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Never Corrodes: Unlike steel tanks, Arctic tanks are built to last.
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Lightweight Design: Approximately half the weight of comparable steel buffer tanks, reducing labor costs during installation.
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Energy Efficient: Reduces heat pump short cycling during low load periods, improving overall system efficiency.
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Hydraulic Separation: Four-port design separates supply and demand, allowing independent circulation for heat sources and loads.
⚙️ Specifications & Construction
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Core: NSF-approved polypropylene wrapped in continuous strand fiberglass with high-temperature resin
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Maximum Ratings: 180°F at 75 PSI, 140°F at 100 PSI
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Insulation: Closed-cell foam with R-value unmatched by competitors; heat loss <1°F per hour
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Sizes Available: 22, 40, 55, 80, 120 gallons
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Ports & Features: 4 stainless steel side ports, thermal well (except 22-gallon), vent, vacuum breaker, and drain
🔹 Operation & Function
The Arctic Hybrid Tank acts as a thermal energy battery, storing heated or chilled water for use when needed. By separating the high-flow heat pump or boiler circuit from the system’s hydraulic loads, it:
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Reduces short cycling of heat pumps, chillers, or boilers
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Balances multiple low-BTU loads calling at different times
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Serves as both a thermal buffer and hydraulic separator when properly piped
🔹 Highest Efficiency
With 41% less heat loss than comparable tanks, the Arctic Hybrid Buffer Tank maximizes energy savings while ensuring long-lasting, rust-free performance. Its superior insulation and composite construction make it the most efficient and durable buffer tank available.
Model | Volume (Gal) | Volume (L) | Ht. (in.) | Ht.(cm.) | Dia. (in.) | Dia. (cm.) | Weight (lbs) | Weight (kg) | System Connections |
Buf 22 | 22 | 83 | 35" | 89 | 21 | 53 | 42 | 19 | 1 1/4" |
Buff 40 | 40 | 151 | 56" | 142 | 21 | 53 | 55 | 25 | 1 1/4" |
Buf 50 | 55 | 208 | 73" | 185 | 21 | 53 | 70 | 32 | 1 1/4" |
Buf 80 | 80 | 302 | 54" | 137 | 29 | 74 | 120 | 54 | 2" |
Buf 120 | 119 | 450 | 74" | 188 | 29 | 74 | 145 | 66 | 2" |
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