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BTU to Tons

BTU/hr to Horsepower Calculator

Divide BTU per hour (BTU/hr) by about 2,544.43 to get mechanical horsepower.

Find it on the AC's label or spec sheet.

BTU/hr
Cooling capacity

Enter a value in BTU/hr to see it in horsepower.

BTU/hr to hp formula

hp = BTU/hr × 0.2930710701722222 ÷ 745.6998715822702.

One mechanical horsepower (550 ft·lbf/s) is 745.6998715822702 W, or about 2,544.43 BTU/hr.

12,000 BTU/hr equals 4.7162 horsepower.

12,000 × 0.2930710702 ÷ 745.6998715823 = 4.7162 horsepower

What the result means

This is a unit equivalence between two measures of power. It does not size a motor, compressor or boiler.

This page uses mechanical horsepower only. Metric, electrical and boiler horsepower are different units.