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Ameren Illinois (Electric) - Custom, HVAC and Motor Business Efficiency Incentives

Federal Government
Multifamily Residential
Savings Category 
Water Heaters
Heat Pumps
Air conditioners
Heat recovery
Compressed air
Motor VFDs
Agricultural Equipment
Custom/Others pending approval
Other EE
Tankless Water Heater
Maximum Rebate 

Custom: 50% of incremental cost
Leak Survey: $10,000

Program Info
Sector Name 
Program Type 
Rebate Program
Rebate Amount 

Tankless Water Heater: $300/unit
AC/Heat Pump Replacement: $50 - $500/unit
PTAC/PTHP: $10-$35/unit
Air Cooled Chiller: $500/unit
High Efficiency Fans: $25- $100/fan
High Volume Low Speed (HVLS) Fans: $1000/fan
Equipment Heater Timers: $10/heater
Live Stock Waterer: $75-$100
VFD on HVAC Motors: $100/ HP
Guest Room Energy Management (GREM) Controls: $45-$55/unit
Custom Lighting: $0.06/kWh saved/year
Other Electric: $0.07/kWh saved/year
Retro-Commissioning Survey: 70-80% of survey cost
Retro Commissioning Implementation: $0.02/kWh saved
Leak Survey and Repair: $12/hp, up to $10,000
Unitary and Split Air Conditioning Systems and Air Source Heat Pumps: $50 - $500/unit installed
Infrared Heaters: $250 - $500
Condensing Unit Heaters: $250

Prescriptive incentives are available for many HVAC and motor efficiency improvements. Pre-approval is required for Custom, Retro Commissioning, New Construction, and all Standard projects with incentives greater than $10,000. The programs are available only to non-residential customers , rates DS-2, DS-3 & DS-4. This includes distribution customers of Ameren Illinois affiliates that purchase energy through an alternative supplier. ActOnEnergy Business Programs include:


Heating / AC

Water Heaters


Steam Boilers

Variable Frequency Drives

Retro Commissioning

Compressed Air Leak Survey

Custom Incentives

Custom incentives are provided for a variety of equipment including geothermal heat pumps and large HVAC projects. View the Ameren Illinois ActOnEnergy web site for more information on these offerings. View program documentation and requirements before making purchases or upgrades.