2720 Manufacture of batteries and accumulators

27.20.1 Primary cells and primary batteries and parts thereof
27.20.11 Primary cells and primary batteries
27.20.12 Parts of primary cells and primary batteries
27.20.2 Electric accumulators and parts thereof
27.20.21 Lead-acid accumulators for starting piston engines
27.20.22 Lead-acid accumulators
This subcategory excludes:
- lead-acid accumulators for starting piston engines, see 27.20.21
27.20.23 Nickel-cadmium, nickel metal hydride, lithium polymer, nickel-iron and other electric accumulators
27.20.24 Lithium-ion accumulators
27.20.25 Parts of electric accumulators
This subcategory also includes:
- separators
27.20.9 Sub-contracted operations as part of manufacturing of batteries and accumulators
27.20.99 Sub-contracted operations as part of manufacturing of batteries and accumulators