Imperial Units
ΔT = temperature rise, °F
H = total head, ft
η = pump efficiency, decimal
U = fluid specific heat, BTU/(lbm-°F)
SI Units
ΔT = temperature rise, °C or °K
H = total head, m
η = pump efficiency, decimal
U = fluid specific heat, kJ/(kg-°C) or kJ/(kg-°K)




