SEER

Energy guide SEER label CU

Definition

SEER stands for Seasonal Energy Efficiency Ratio and is the US rating of the efficiency of an AC unit. It’s calculated by dividing the cooling output (BTU) by the energy input (W·h).

Synonyms

Seasonal Energy Efficiency Ratio

Related Terms

Expansion Valve

Expansion Valve

Controls how much refrigerant is allowed to flow into the evaporator coil

R-12

R-12

Common type of refrigeration used in older home AC systems

Freon

Freon

Brand name for a type of refrigerant used in air conditioning systems

Tags - SEER

Need help?