Description
Overview
At just 2.4 in (61 mm) thin, the REGO Super Slim fits behind seats, under floors and in other tight spaces in overlanding vehicles.
Its semi-solid-state cells reduce liquid electrolyte by 70%, and Renogy states the battery won’t swell or burn even if punctured or crushed. Self-heating pads let it charge safely down to -20°C (-20°C).
Who it’s for
- Overlanders and 4×4 pickup builds.
- Cold-weather travelers.
- Installations where space is tight.
Key benefits
- Super slim: 2.4 in thin.
- Semi-solid-state cells: 70% less liquid electrolyte.
- Self-heating: safe charging down to -20°C (-20°C).
- 60+ protections: BMS plus a self-control fuse for extra overcurrent protection.
- Mounting options: accessory kits for canopy sides, under floors or under seats.
Specifications
| Voltage | 12V |
|---|---|
| Capacity | 104Ah |
| Chemistry | Semi-solid-state LiFePO4 |
| Thickness | 2.4 in (61 mm) |
| Charging temperature | Down to -20°C (-20°C) with self-heating |
| Installation clearance | Leave 1.97 to 3.94 in (5 to 10 cm) above the battery and at least 7.87 in (20 cm) on the busbar side. |
| Weight | 29.5 lb (manufacturer figure) |
FAQ
Is the self-heating version a different size?
No. Renogy states it’s the same size as the regular version.
How cold can it charge?
Down to -20°C (-20°C) with its self-heating pads.
Warranty
Manufacturer’s warranty: 8 years, prorated. Prorated: replacements in the first 12 months are free; after that Renogy charges a share of the original price based on the time used.
Our returns policy is in addition to your statutory rights.
Defective on arrival or within 30 days? You can also return it to us under our Returns & Refunds Policy. See how warranty claims work.




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