Tesla Semi
10 to 80%, best plug34 minon the MCS 1.2 MW
Peak actually reached1200 kWof 1200 kW rated
Average power1038 kWover the session
The last 20%38 min80 to 100% alone
On every plug
| Plug | Peak | Average | 10 to 80% | Limited by |
|---|---|---|---|---|
| 50 kW | 50.0 kW | 49.9 kW | 11h 56m | Charger voltage ceiling (1000V truck) |
| 120 kW | 120 kW | 120 kW | 4h 57m | Charger power rating |
| 150 kW | 150 kW | 150 kW | 3h 58m | Charger power rating |
| 180 kW | 180 kW | 180 kW | 3h 18m | Charger power rating |
| 250 kW | 250 kW | 250 kW | 2h 23m | Charger power rating |
| Supercharger | 50.0 kW | 50.0 kW | 11h 54m | Charger voltage ceiling (1000V truck) |
| 260 kW | 260 kW | 260 kW | 2h 17m | Charger power rating |
| 320 kW | 320 kW | 320 kW | 1h 52m | Charger power rating |
| 350 kW | 350 kW | 350 kW | 1h 42m | Charger power rating |
| MCS 1.2 MW | 1200 kW | 1038 kW | 34 min | Truck's taper curve |
| Level 2 AC | No onboard AC charger: this truck is DC only. | |||
On a Tesla SuperchargerThis is an 1000V pack and a V3 cabinet stops at 500 V, so it cannot be charged directly. The truck splits its pack or runs a boost converter and accepts about 50 kW, against 1200 kW on a high-voltage cabinet. SeeSupercharger reality.
Temperature
| Pack | 10 to 80% | Peak | Penalty |
|---|---|---|---|
| Cold, no preconditioning | 1h 42m | 350 kW | +0 s |
| Ideal, preconditioned | 1h 42m | 350 kW | baseline |
| Hot | 1h 42m | 350 kW | +0 s |
Worth knowingTesla quotes 70% in 30 minutes on a Megacharger. That needs a sustained ~1.2 MW, about twenty Model 3s charging at once, into one truck.
Pack voltage
Modelled from 750 V at 0% state of charge to 1000 V at 100%, so roughly 775–950 V across this session. On a 500 A cabinet that is 388–475 kW of headroom, against a curve that peaks at 1200 kW. The cabinet runs out of amps before the pack runs out of appetite.