2026 BELGIAN GRAND PRIX

17 - 19 July 2026

From The FIA Formula 1 Race Director Document 4

To All Teams, All Officials Date 16 July 2026

Time 12:38

Title Power Unit Information

Description Power Unit Information

Enclosed R10_Belgium_Power_Unit_Information.pdf

Rui Marques

The FIA Formula 1 Race Director

F1 POWER UNIT INFORMATION TO THE TEAMS AND PUMs

2026 BELGIAN GRAND PRIX

COMPETITION INFORMATION

| ROUND No. | R10 |
| --- | --- |
| VENUE | Spa-Francorchamps |
| CENTRELINE | 7.004 km |
| FORMAT | Standard |
| DATE | 17-19 July |

POWER AND ENERGY LIMITS

| Article C5.2.10 Maximum Recharge per lap |  |  |  |  | Article C5.12.8 Maximum PU Power Reduction Rate |  |
| --- | --- | --- | --- | --- | --- | --- |
| Race |  | Qualifying | Free Practice sessions | Out laps other than in Race | Power Limited Distance | Rate Limit |
| Overtake not active | Overtake active |  |  |  |  |  |
| 8.5 MJ | 9.0 MJ | 7.0 MJ | 9.0 MJ | 9.0 MJ | 4594 m | 50 kW/s |

| Article C5.2.8 Maximum DC power of ERS-K function of car speed |  |  |  | 350 )Wk( 300 re |  |  |
| --- | --- | --- | --- | --- | --- | --- |
| Sprint & Race |  |  | Any Practice Session incl. Qualifying Sessions |  |  |  |
| Main Overtaking Zones |  | Other parts of the Lap |  |  | Base - S Base - O | tandard vertake |
| Overtake not active | Overtake active |  |  |  | Alt 1 |  |
| Base - Standard | Base - Overtake | Alt 1 | Base - Overtake |  |  |  |

IDENTIFICATION OF SECTORS WHERE EXCEPTIONS APPLY

| Article C5.2.8iii Sectors where the alternative power curve defined above applies in Sprint & Race |  | Article C5.12.4 Sectors where the PU power reduction at the start of a Power Limited Pending period can be greater than 150kW (sectors indicated by [ ] are for SQ and Q only) |  |  | Article C5.12.5 Sectors where a reset of MGUK power reduction is permitted (sectors indicated by [ ] are for SQ and Q only) |  |
| --- | --- | --- | --- | --- | --- | --- |
| Identification of Sectors | Lap distance window [m] | Identification of Sectors | Lap distance window [m] | Maximum PU power reduction permitted | Identification of Sectors | Lap distance window [m] |
| T5-T14 | 2400-4900 | T5-T9 T10-T11 T12-T14 [Exit T19] | 2350-3250 3750-4000 4450-4850 [6730-6900] | 350kW 350kW 350kW [350kW] | Exit T3 Exit T7 Exit T10 Exit T17 [Exit T19] | 1150-1400 2650-2750 3800-4000 6150-6350 [6800-7000] |

| Article C5.12.7 |  |  |
| --- | --- | --- |
| Sectors with a higher speed threshold |  |  |
| Identification of Sectors | Lap distance window [m] | Speed threshold |
| T6-Exit T7 T12-T13 | 2500-2680 4450-4650 | 240km/h 240km/h |

| OVERTAKE |  |  |
| --- | --- | --- |
| Article B7.2 |  |  |
| Detection Gap | Detection Line [sLap & Loop] (Art. B7.2.1b.viii) | Activation Line [sLap & Loop] (Art. B7.2.1b.ix) |
| 1.0 s | 6745 m L27/SC1 | 6885 m L28 |