WAC 51-11C-403321:

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PDFWAC 51-11C-403321

Table C403.3.2(1)—Electrically operated unitary air conditioners and condensing units.

Table C403.3.2(1)

Minimum Efficiency Requirements—Electrically Operated Unitary Air Conditioners and Condensing Unitsc,d

Equipment Type	Size Category	Heating Section Type	Subcategory or Rating Condition	Minimum Efficiency	Test Procedurea
Air conditioners, air cooled	< 65,000 Btu/hb	All	Split System, three phase and applications outside U.S. single phaseb	13.4 SEER2	AHRI 201/240-2023
Air conditioners, air cooled	< 65,000 Btu/hb	All	Single package, three phase and applications outside U.S. single phaseb	13.4 SEER2
Space constrained, air cooled	≤ 30,000 Btu/hb	All	Split System, three phase and applications outside U.S. single phaseb	11.7 SEER2
Space constrained, air cooled	≤ 30,000 Btu/hb	All	Single package, three phase and applications outside U.S. single phaseb	11.7 SEER2
Small duct high velocity, air cooled	≤ 65,000 Btu/hb	All	Split System, three phase and applications outside U.S. single phaseb	12.1 SEER2
Air conditioners, air cooled	≥ 65,000 Btu/h and < 135,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	11.2 EER 14.8 IEER	AHRI 340/360
	≥ 65,000 Btu/h and < 135,000 Btu/h	All other	Split System and Single Package	11.0 EER 14.6 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	11.0 EER 14.2 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	All other	Split System and Single Package	10.8 EER 14.0 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	10.0 EER 13.2 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	All other	Split System and Single Package	9.8 EER 13.0 IEER
	≥ 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	9.7 EER 12.5 IEER
	≥ 760,000 Btu/h	All other	Split System and Single Package	9.5 EER 12.3 IEER
Air conditioners, water cooled	< 65,000 Btu/hb	All	Split System and Single Package	12.1 EER 12.3 IEER	AHRI 210/240
	≥ 65,000 Btu/h and < 135,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.1 EER 13.9 IEER	AHRI 340/360
	≥ 65,000 Btu/h and < 135,000 Btu/h	All other	Split System and Single Package	11.9 EER 13.7 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.5 EER 13.9 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	All other	Split System and Single Package	12.3 EER 13.7 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.4 EER 13.6 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	All other	Split System and Single Package	12.2 EER 13.4 IEER
	≥ 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.2 EER 13.5 IEER
	≥ 760,000 Btu/h	All other	Split System and Single Package	12.0 EER 13.3 IEER
Air conditioners, evaporatively cooled	< 65,000 Btu/hb	All	Split System and Single Package	12.1 EER 12.3 IEER	AHRI 210/240
	≥ 65,000 Btu/h and < 135,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.1 EER 12.3 IEER	AHRI 340/360
	≥ 65,000 Btu/h and < 135,000 Btu/h	All other	Split System and Single Package	11.9 EER 12.1 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	12.0 EER 12.2 IEER
	≥ 135,000 Btu/h and < 240,000 Btu/h	All other	Split System and Single Package	11.8 EER 12.0 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	11.9 EER 12.1 IEER
	≥ 240,000 Btu/h and < 760,000 Btu/h	All other	Split System and Single Package	11.7 EER 11.9 IEER
	≥ 760,000 Btu/h	Electric Resistance (or None)	Split System and Single Package	11.7 EER 11.9 EER
	≥ 760,000 Btu/h	All other	Split System and Single Package	11.5 EER 11.7 EER
Condensing units, air cooled	≥ 135,000 Btu/h			10.5 EER 11.8 IEER	AHRI 365
Condensing units, water cooled	≥ 135,000 Btu/h			13.5 EER 14.0 IEER
Condensing units, evaporatively cooled	≥ 135,000 Btu/h			13.5 EER 14.0 IEER

For SI: 1 British thermal unit per hour = 0.2931 W.
	a	Chapter 6 contains a complete specification of the referenced standards, which include test procedures, including the reference year version of the test procedure.
	b	Single-phase, U.S. air-cooled air conditioners less than 65,000 Btu/h are regulated as consumer products by the U.S. Department of Energy Code of Federal Regulations DOE 10 C.F.R. 430. SEER and SEER2 values for single-phase products are set by the U.S. Department of Energy.
	c	DOE 10 C.F.R. 430 Subpart B Appendix MI includes the test procedure updates effective 1/1/2023 that will be incorporated in AHRI 210/240-2023.
	d	This table is a replica of ASHRAE 90.1 Table 6.8.1-1 Electrically Operated Unitary Air Conditioners and Condensing Units—Minimum Efficiency Requirements.

[Statutory Authority: RCW 19.27A.020, 19.27A.025, 19.27A.160 and chapters 19.27A and 19.27 RCW. WSR 22-14-091, 23-12-101, and 23-20-021, § 51-11C-403321, filed 7/1/22, 6/7/23, and 9/25/23, effective 3/15/24.]