The manufacturer works continually to improve its products. As a result, the design and specifi cations of each product at the time of order may be changed without notice. Purchaser's approval of this data set signifi es that the equipment is acceptable under the provisions
of the job specifi cation. Statements and other information contained herein are not express warranties and do not form the basis of any bargain between the parties, but are merely the manufacturer's opinion or commendation of its products. York and Affi nity are registered
trademarks of Johnson Controls, Inc., and are used with permission.
SD2500AK6
06/21
P.O.:
Unit Tag:
Tier 3
Ground Loop
P
P
E, P
E, P
E, X, P
E, X, P
E, X
E, X
E, X, P
E, X, P
E, X, P
E, X, P
E, X
E, X
E, X, P
E, X, P
E, X, P
E, X, P
E, X
E, X
E, X, P
E, X, P
E, X
E, X
E, X
E, X
E, X
E, X
Energy Star Rating Criteria
In order for water-source heat pumps to be Energy Star rated they must meet or
exceed the minimum efficiency requirements listed below. Tier 3 represents the
current minimum efficiency water source heat pumps must have in order to be
Energy Start rated.
Tier 3: 1/1/2012 – No Effective End Date Published