Geothermal (COP 4.2) vs. Air-Source Heat Pump in American Samoa (2026)

15-to-25 Year Equipment Lifespan & Utility Payback at 36¢/kWh (ASPA Power)

Head-to-Head Lifespan & Operating Cost Comparison (2,000 Sq Ft in American Samoa)

Option A: Geothermal Ground-Source (25-Yr Unit / 50-Yr Loop)Install: $18,500 | Lifespan: 25 Yrs
Option A Annual & Monthly Utility Bill:$524/yr ($44/mo)
Option A 15-Year Total Cost (Install + 15 Yrs Bills):$26,360
Option B: Air-Source Heat Pump (15-Yr Lifespan)Install: $6,800 | Lifespan: 15 Yrs
Option B Annual & Monthly Utility Bill:$699/yr ($58/mo)
Option B 15-Year Total Cost (Install + 15 Yrs Bills):$17,285
American Samoa Tariff & Break-Even Threshold:36¢/kWh Elec | $3/therm Gas (Break-Even: 34.5¢/kWh)
15-Year Net Lifespan Verdict in American Samoa:Air-Source Heat Pump saves $9,075 over 15 years
Interactive Geothermal (COP 4.2) vs. Air-Source Heat Pump Graph in American Samoa →
🛠️ Save 45% on Install

DIY Pre-Charged Ductless Mini-Split Kits

Avoid $3,500+ in ductwork labor. Calculate exact multi-zone mini-split BTU capacity for your 2,000 sq ft American Samoa home.

Size DIY Mini-Split Kit →
☀️ Offset 36¢/kWh

American Samoa Solar + Heat Pump Net-Zero Calculator

See how an 80%–100% rooftop solar net-metering array eliminates annual electric heating and cooling bills in American Samoa.

Model Solar + Heat Pump ROI →

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