63 kWh (2026 US spec; also Australia sheet)
| Nominal voltage | 523 V |
|---|---|
| Operating range | 424.8–607.7 V* |
| Protocol | C-CAN / E-GMP Powertrain CAN (500 kbps), Mobis BMS. Transmits 0x153, 0x154, 0x451, 0x542*. |
| Home use (V2H) | V2L only |
| Cooling | liquid |
| Battery-Emulator support | Testing ongoing · GitHub |
| Built-in contactors | Yes (source) |
| Dimensions | Not confirmed |
|---|---|
| Weight | Not confirmed |
| Cell configuration | 144s2p |
| Connector | NACS on 2026 US DC; CCS adapter listed |
| Connectors | 2026 US lists NACS DC and a CCS adapter. Australia V2L is a domestic socket. |
| Used | from £5,641 |
|---|
* Data sourced from dalathegreat/Battery-Emulator firmware driver specifications and the Battery-Emulator Wiki.
Liquid-cooled lithium-ion traction pack. Documented export is V2L at 3.6 kW, which is appliance power.
Hyundai USA 2026: 63 kWh, 523 V, lithium-ion, battery heating, V2L. Australia sheet: liquid-cooled, V2L 250 V / 3.6 kW / 15 A. Chemistry subtype, Ah, cell config, dimensions and weight not on those pages. US battery warranty on the spec page is 10 years or 100000 miles and does not apply to vehicles serviced or registered outside the US; stationary use not discussed. IONIQ 5 was not on the PG&E V2X vehicle list opened. Used bulk price not confirmed.
NHTSA 26V432: six US 2023-2024 IONIQ 5s may have misaligned electrodes. Hyundai reported no US fires at filing. Not model-wide.
