How to Choose the Right Pool Pump for My Pool?Updated a month ago
A pool pump is the heart of your filtration system—get it right, and you’ll save money, energy, and headaches. From compact plunge pools to sprawling family oases, here’s how to pick the perfect pump for your pool.
Key Factors to Consider
1. Pool Size & Volume
Pump power should match your pool’s capacity:
Small pools (<40,000L): Opt for a 0.5–1.0 HP pump (e.g., plunge pools or spas).
Medium pools (40,000–80,000L): Choose 1.0–1.5 HP (common for suburban family pools).
Large pools (>80,000L): Go for 1.5–2.5 HP (or higher for pools with water features or heavy use).
Pro tip: Calculate your pool’s volume (length × width × average depth × 1000) to determine flow rate needs.
Browse our Pool Pump Collection here
2. Pump Type
Single-speed pumps: Budget-friendly but energy-hungry (suitable for small pools or occasional use).
Dual-speed pumps: Switch between high (for cleaning) and low (for filtration) speeds.
Variable-speed pumps: Energy-efficient champions (up to 80% savings) with adjustable flow rates. Best for most Aussie pools.
Saltwater-compatible pumps: Ensure corrosion-resistant materials if you have a salt chlorinator.
3. Flow Rate & Turnover Time
Ideal turnover: Circulate all pool water within 6–8 hours (e.g., a 50,000L pool needs a flow rate of ~10,500L/hour).
Flow rate formula: Pool volume (L) ÷ turnover time (hours) = required L/hour.
Head pressure: Account for pipe length, bends, and filter resistance—opt for a pump with slightly higher capacity if your setup is complex.
4. Energy Efficiency
Look for ENERGY STAR ratings: Variable-speed pumps often qualify.
Solar-compatible pumps: Pair with rooftop solar to slash running costs (ideal for sunny regions).
Run time: Adjust based on season (e.g., 6–8 hours daily in summer, 4–6 hours in winter).
5. Noise Levels
Quiet pumps: Variable-speed models run slower (and quieter) on low settings.
Placement: Install pumps away from bedrooms or seating areas, or use noise-reduction enclosures.
Climate Considerations
Hot, dry regions (e.g., QLD, NT): Prioritize pumps with thermal overload protection to handle long run times.
Coastal areas: Choose corrosion-resistant materials (e.g., stainless steel or polymer components).
Bushfire-prone zones: Ensure pumps are covered or shielded from ash and debris.
Installation & Maintenance
Check compatibility: Match inlet/outlet sizes to your existing plumbing.
Professional installation: Recommended for variable-speed pumps or complex setups.
Maintenance: Clean skimmer baskets weekly, lubricate seals annually, and check for leaks.
Recommended Pumps by Pool Type
Concrete pools: Variable-speed pump (1.5–2.5 HP) for consistent filtration.
Fibreglass/vinyl pools: Dual-speed pump (1.0–1.5 HP) to balance cost and efficiency.
Above-ground pools: Compact single-speed pump (0.75–1.0 HP) with easy plug-and-play setup.
Need a Pool Pump?
Browse our Pool Pumps Collection for energy-efficient, quiet, and durable options. Pair with a quality filter and cleaner for a crystal-clear pool year-round.
Final Tip: Oversizing a pump wastes energy, while undersizing strains the system. When in doubt, feel free to reach out to customer service to match your pump to your pool’s unique needs.