A. O. Smith has launched the Voltex X, an outdoor split-system heat pump water heater using CO₂ refrigerant and designed for cold-climate operation down to -31.7 C. The system offers up to 303 L of storage, smart controls, leak and freeze protection, and a 10-year limited warranty.

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A. O. Smith has launched the Voltex X, an outdoor split-system heat pump water heater using CO₂ refrigerant and designed for cold-climate operation down to -31.7 C. The system…