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Water Coolers Key Product Criteria

Table 1: Energy–Efficiency Criteria for ENERGY STAR Qualified Water Coolers
Water Cooler Category Qualification Levels
On Mode with No Water Draw
Cold only and Cook and Cold units < 0.16 kWh/day
Hot and Cold units — Storage–type* < 0.87 kWh/day
Hot and Cold units — On Demand < 0.18 kWh/day

*Note: POU, dry storage compartment, and bottled water coolers are included in this category.

Used for ENERGY STAR Certification:

  • On Mode with No Water Draw — All Unit Types
    • Cold only and Cook and Cold units
    • Hot and Cold units — Storage-type
    • Hot and Cold units — On Demand

Not used for ENERGY STAR Certification:

  • On Mode with Water Draw — All Unit Types
  • On Mode with Water Draw — On Demand Units Only

A representative model shall be selected for testing per the following requirements:

  • For qualification of an individual product model, the representative model shall be equivalent to that which is intended to be marketed and labeled as ENERGY STAR.
  • For qualification of a product family, any model within that product family can be tested and serve as the representative model.
Table 2: Test Methods for ENERGY STAR Qualification
ENERGY STAR Requirement Test Method Reference
On Mode with No Water Draw ENERGY STAR Test Method for Water Coolers (Rev. May-2013)