The Volvo S60 uses a 12-volt AGM auxiliary battery in standard and mild-hybrid models, while the plug-in hybrid S60 Recharge relies on a high‑voltage lithium‑ion battery for propulsion; some mild-hybrid variants also include a 48‑volt system as part of the powertrain.
The Volvo S60 lineup includes conventional internal-combustion versions, mild-hybrid (48V) variants, and plug-in hybrids (Recharge). Battery configurations vary by model year and trim, so this breakdown helps owners identify the right battery for replacement or maintenance.
Standard S60 and mild-hybrid models: the 12V battery
Before listing the details, note that the 12V battery powers electronics, lighting and the start-stop system across most S60 variants. Most models use an absorbed glass mat (AGM) 12-volt battery for durability and reliability.
- Battery type: 12V lead-acid with AGM technology (not a flooded battery)
- Common capacity: roughly 60–78 Ah, depending on model year and market
- Replacement considerations: use an AGM 12V battery specified for Volvo; ensure proper fit, venting, and terminal orientation; some vehicles may require module programming after replacement
- Signs you may need replacement: slow cranking, flickering lights, or unexplained warnings
Conclusion: For standard S60 models without plug-in features, the primary replaceable battery is the 12V AGM auxiliary battery.
Mild-hybrid S60: the 48V system
The mild-hybrid (often labeled B5 or similar in some markets) adds a 48‑volt electrical subsystem that powers the belt-driven starter-generator and supports electric assist and regenerative braking.
- Battery type: 48V lithium‑ion battery pack associated with the mild-hybrid system
- Purpose: powers electric starter/generator, assists the engine, and supports energy recovery
- Replacement/maintenance note: the 48V pack is usually serviced through Volvo service channels; field replacement by non-professionals is uncommon
- Interplay with 12V: the vehicle still relies on the 12V system for standard electronics and controls
Conclusion: If you own a mild-hybrid S60, expect a dedicated 48V battery as part of the hybrid system, in addition to the standard 12V battery.
Volvo S60 Recharge: the high‑voltage battery pack
The S60 Recharge is Volvo’s plug‑in hybrid variant and uses a high‑voltage battery pack to power the electric motor for zero‑emission driving. This pack is separate from the 12V system and is a central component of the vehicle’s propulsion.
- Battery type: high‑voltage lithium‑ion battery pack
- Nominal capacity: approximately 11.6 kWh (usable capacity is smaller and varies by build/year)
- Pack voltage: typically around 360V nominal
- Charging: supports AC charging via onboard charger; charging power depends on market and equipment; DC fast charging is not standard on most S60 Recharge versions
- Service note: high‑voltage battery packs are serviced through Volvo authorized channels; field replacement is not common
Conclusion: For the S60 Recharge plug‑in hybrid, the high‑voltage lithium‑ion battery is the propulsion energy source, separate from the traditional 12V system.
Care, replacement tips, and safety
Regardless of variant, follow safe handling practices for battery work. Always consult the owner’s manual or a trained Volvo technician for work on high‑voltage systems in hybrids or plug‑ins and ensure the 12V system is properly managed during maintenance.
Summary
The Volvo S60’s battery landscape varies by configuration. Standard ICE and some mild-hybrid models rely on a 12V AGM auxiliary battery (with a 48V mild-hybrid system in certain trims). The plug-in hybrid S60 Recharge uses a high‑voltage lithium‑ion battery around 11.6 kWh nominal to power electric driving. For exact specifications and part compatibility, refer to the model year manual or contact a Volvo dealership.