How to convert 37 kW to horsepower
One kilowatt equals 1.34102 mechanical horsepower. For 37 kW:
37 kW × 1.34102 = 49.6 hp
Rounded, a 37 kW motor is rated at about 50 hp. European brochures often quote metric horsepower instead: 50 PS.
37 kW in other units
| Metric horsepower (PS) | 50.31 PS |
| Mechanical horsepower (hp) | 49.62 hp |
| Watts | 37,000 W |
| BTU per hour | 126,249 BTU/h |
What torque does 37 kW give?
Power and torque are linked by engine speed: torque (lb-ft) = hp × 5,252 ÷ rpm, or torque (Nm) = kW × 9,549 ÷ rpm. If 37 kW is produced at these speeds:
| Engine speed | Torque |
|---|---|
| 1,500 rpm | 236 Nm (174 lb-ft) |
| 2,500 rpm | 141 Nm (104 lb-ft) |
| 3,500 rpm | 101 Nm (74 lb-ft) |
| 4,500 rpm | 79 Nm (58 lb-ft) |
| 5,500 rpm | 64 Nm (47 lb-ft) |
| 6,500 rpm | 54 Nm (40 lb-ft) |
Running at 37 kW
A motor or heater running at 37 kW for one hour uses 37 kWh. At $0.17 per kWh that costs about $6.29 per hour.
37 kW as a charging rate
An EV charging at 37 kW adds 42 kWh (10–80% of a 60 kWh battery) in about 1 h 55 min, including roughly 10% charging losses and a realistic 65% average power on a DC fast charger.
Is 37 kW a lot?
Typical of small city cars with an entry-level engine – fine around town, slow on the highway.
Values around 37 kW
| kW | PS | hp |
|---|---|---|
| 33 kW | 44.87 PS | 44.25 hp |
| 34 kW | 46.23 PS | 45.59 hp |
| 35 kW | 47.59 PS | 46.94 hp |
| 36 kW | 48.95 PS | 48.28 hp |
| 37 kW | 50.31 PS | 49.62 hp |
| 38 kW | 51.67 PS | 50.96 hp |
| 39 kW | 53.03 PS | 52.30 hp |
| 40 kW | 54.38 PS | 53.64 hp |
| 41 kW | 55.74 PS | 54.98 hp |
Frequently asked questions
How many hp is 37 kW?
37 kW is 49.6 mechanical horsepower (50 hp rounded).
How many kW is 50 hp?
50 hp is 37.3 kW (hp × 0.7457).
How many PS is 37 kW?
37 kW is 50.31 metric horsepower (PS).
Is 37 kW a lot?
Typical of small city cars with an entry-level engine – fine around town, slow on the highway.
Last updated November 10, 2026