Hawaii Efficiency
33 verified programs, updated 2026-08-08. 1 incentive type.
Residential Energy Efficiency Rebate Program
Rebate ProgramResidentialMay 7, 2025
LED Light Bulbs: Instant in-store rebates Heat Pump Water Heater: $700 Central A/C: $1,250 Window Air Conditioner Trade-Up: $45 Mini-Split A/C: $550 Air Conditioner Tune-Up: $75 Solar Attic Fans: $75 Whole House Fans: $100 Refrigerator/Freezer Recycling : $75 New Refrigerator Purchase (with Trade-in): $250 Variable Frequency Drive (VFD) Pool Pump: $200
KIUC - Energy Wise Commercial Energy Efficiency Program
Rebate ProgramUtilityMay 10, 2024
Commercial Retrofit Program: 50% - 100% of cost Commercial New Construction: 80% of the difference between the proposed and new design. Commercial Equipment Replacement: 80% of the incremental cost difference between the standard and high efficiency replacement equipment.
Commercial Energy Efficiency Rebate Program
Rebate ProgramMay 30, 2025
Vending Occupancy Sensor: $50/unit Window Film: $0.43/sq. ft. or $0.85/sq. ft. Food Service Equipment: Varies Custom Measures: $0.08 - $0.12/kWh; plus demand reduction incentives Energy Storage (discharged between 5:00 to 6:00 pm and/or between 8:30 to 9:00 pm): $125/kWh Energy Storage (discharged between 6:00 to 8:30 pm, tied to a PV system): $250/kWh Energy Storage (discharged between 6:00 to 8:30 pm, not tied to a PV system): $150/kWh HVAC Equipment: Varies Lighting: Varies ECM Motor (Fan Coil): $55/motor ECM Motor (Refrigeration): $85/motor VFD Domestic Water Pump System: $3,000 plus $80/HP reduction VFD Pool Pump System: $225/HP Refrigeration Equipment: Varies Heat Pump Water Heater: $0.12 per kWh saved + $125 per kW saved between 5 to 9pm