1. About Heat Pump Costs in NZ

Heat pump costs in New Zealand vary significantly based on the type of system, installation requirements, and your location. This calculator provides estimates for common residential heat pump installations.

2. How the Calculator Works

The calculator estimates costs based on:

• Installation: Base cost plus per kW sizing cost
• Running costs: Size × Hours × Electricity rate × 0.3 (typical usage factor)

3. Factors Affecting Costs

Key factors:

• Type: Wall units are cheapest, ducted systems most expensive
• Size: Larger units cost more to install and run
• Installation: Complexity affects labor costs
• Electricity rates: Vary by provider and region (typically $0.25-$0.35/kWh)

4. Using the Calculator

Tips: For accurate estimates, check your electricity bill for exact rates. Installation costs are averages - get multiple quotes.

5. Frequently Asked Questions (FAQ)

Q1: What's the typical payback period?
A: 3-7 years depending on usage and what heating you're replacing.

Q2: Are there government subsidies?
A: Check EECA's website for current Warmer Kiwi Homes grants.

Q3: How long do heat pumps last?
A: Typically 10-15 years with proper maintenance.

Q4: Should I get an inverter model?
A: Yes - they're more efficient and cost less to run long-term.

Q5: What size do I need?
A: Roughly 0.12kW per m² (e.g., 6kW for 50m² living area).