WaterFurnace 5 Series 500A11 Geothermal Heat Pump
The WaterFurnace 500A11 is the most efficient two-stage geothermal heat pump on the market—ideal for energy savings, quiet performance, and year-round comfort. Available from West Coast Geothermal, your authorized Canadian dealer.
- Dual Capacity Scroll UltraTech™ Compressor — Ensures high efficiency and quiet operation with advanced performance
- Aurora Advanced Controls — Two-way communication, energy monitoring, zoning, and home automation readiness
- ENERGY STAR® Certified — Delivers up to 30 EER and 5.0 COP for outstanding energy savings
- Optional IntelliStart® Soft Starter — Reduces start-up amperage by up to 60%
- Quiet Performance — Double isolation-mounted components and insulated cabinet keep noise levels low
- R-454B Low GWP Refrigerant — Environmentally friendly with reduced global warming potential
- Hot Water Generation — Optional hot water assist recycles heat for domestic use
- Flexible Configurations — Available in vertical, horizontal, and bottom-flow models for versatile installations
- MERV 11 Air Filtration — Built-in high-efficiency filter for improved indoor air quality
- Durability & Longevity — Rated for 25+ years of performance, with loop systems lasting over 100 years
Description
Upgrade your home comfort system with the WaterFurnace 5 Series 500A11, the most efficient two-stage geothermal heat pump in the industry. Designed for homeowners who value energy efficiency, quiet performance, and long-term savings, the 500A11 features advanced dual capacity Scroll UltraTech™ compressors, smart Aurora controls, and hot water assist for year-round efficiency.
Ideal for both new homes and retrofits, this ENERGY STAR® rated unit delivers forced air heating, cooling, and hot water—all from one compact, eco-friendly system. With vertical, horizontal, and bottom-flow configurations available, it’s engineered to adapt to your unique needs.
West Coast Geothermal is a proud authorized Canadian dealer for WaterFurnace, offering expert installation and service across British Columbia and beyond.
| Spec Category | Details |
|---|---|
| Model | 500A11 |
| Series | 5 Series |
| Sizes | 2 to 6 Ton Dual Capacity (7 sizes) |
| Efficiency | Up to 30.0 EER / 5.0 COP |
| Refrigerant | R‑454B (Low GWP) |
| Compressor | High‑efficiency Dual Capacity Scroll |
| Blower | Variable Speed ECM |
| Cabinet Configuration | Vertical (top/bottom), Horizontal (side/end); All left/right return |
| Stages | 3 Heat* / 2 Cool |
| Controls | Aurora Advanced Controller with energy monitoring; optional premium controls; onboard diagnostics; Symphony compatible |
| Air Coil | All‑Aluminum PinnaCoil® |
| Hot Water Generation | Optional internal mount pump |
| Auxiliary Heat | Optional internal mount on vertical |
| Zone Control | IntelliZone®2 (up to 4 zones) |
| ENERGY STAR® Certified | Yes, all sizes |



