Hayward HeatPro 110K Heat-Only Heat Pump | W3HP21105T

Hayward HeatPro 110K Heat-Only Heat Pump (W3HP21105T)

Efficient, quiet heat-only unit delivering 110,000 BTU of heating capacity. Built with microchannel technology for reliability and performance. Does not include cooling mode.

Features

• 110,000 BTU heating capacity
• Microchannel heat exchanger: lighter, more compact, higher efficiency
• Defrost algorithm ensures heating down to 40°F
• TCP-coated coil resists corrosion in tough climates
• Reduced refrigerant charge and fewer brazed joints lower leak risk
• Backed by a 5-year parts warranty

Description

The Hayward HeatPro 110K Heat Pump (W3HP21105T) is a dedicated heat-only unit designed for dependable pool heating. Its microchannel coil design improves thermal efficiency and reduces weight, while a corrosion-resistant coating extends service life in coastal or chemical-exposed environments. With quiet operation and smart defrosting, this unit delivers reliable performance even in cooler temperatures. Pure heat — no cooling mode.

Pro Tip

For best efficiency, maintain steady set points and avoid large thermostat jumps. Run the pool pump several hours before and after heat cycles for stable performance.