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Otter Tail Power Company - Commercial & Industrial Energy Efficiency Rebate Program

Federal Government
Savings Category 
Geothermal Heat Pumps
Water Heaters
Heat Pumps
Air conditioners
Heat recovery
Building Insulation
Motor VFDs
Custom/Others pending approval
Other EE
LED Lighting
Commercial Refrigeration Equipment
Maximum Rebate 

Refrigeration/Cooking/Lighting: rebate will not exceed 75% of project cost
Retrocommissioning: $20,000
All rebates over $4,500 must be pre-approved.

Program Info
Sector Name 
Customer Service
Program Type 
Rebate Program
Rebate Amount 

Water Heating: $150 - $300 or $20/kW up to $5,000
Thermal Storage Heating or Cooling System: $20 - $40/kW
Commercial/Industrial Lighting (Retrofit): $0.10 - $0.40/watt saved
Commercial/Industrial Lighting (New Construction): $50 - $225/kW
Motors: $30 - $9,000
Adjustable-Speed Drives: $60/HP - $100/HP

Air-Source Heat Pumps: $400/ton
Geothermal Heat Pumps: $800/ton
Retrocommissioning: 30% of RCx study cost, $400 per kW saved up to $20,000
Insulation: 20% of cost, up to $300
Refrigeration condensers, compressors, and sub-cooling measures: $25 - $100/horsepower
Display case: $20 - $40/lineal foot
Outdoor air cooling for walk-in coolers: $2/cubic foot per minute

Lighting retrofits from T12 to low-watt T8: $.05 per watt of installed low-watt T8 lighting load
12 fluorescent to hard-wired LED lighting systems: $.60 per watt reduced
Hard-wired systems: 60¢ per watt saved
Screw-in LED lamps: 20¢ per watt saved
Conversions from standard T8 linear fluorescent to low-watt T8 (28- or 25-watt) lamps: 40¢ per watt saved
Screw-in CFL: 10¢ per watt saved

Otter Tail Power Company Rebate Program offers rebates to qualifying commercial, industrial, and agricultural customers for the installation of high-efficiency equipment upgrades. See the program web site for applicability and maximum amounts for certain technologies. Under Minnesota's Conservation Improvement Plan (CIP), Minnesota customers are eligible for additional rebates, including:

  • Commercial Refrigeration
  • Commercial Water Heating
  • Thermal Storage
  • Commercial Refrigeration
  • Commercial/Industrial Lighting
  • Motors/ASDs
  • Geothermal and Air-Source Heat Pumps
  • Retrocommissioning

Information regarding rebate program eligibility and product and equipment requirements may be found on the web site listed above. Contact Otter Tail Power Company for more information on this program.