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Rectangular black laptop battery with connector strip

GreenTechLLC

GreenTechLLC L18C4PF3 laptop battery 45Wh 15.36V 4-cell black

SKU CH-CKWD-ZCK36

45 Wh lithium-ion replacement battery for Lenovo IdeaPad C340 and S540 14-inch models

  • Battery type4 Cell Lithium-Ion
  • Battery voltage rating15.36 V
  • Battery capacity2964mah
  • Measurements9.35 × 3.65 × 0.2 in
  • Product colorBlack
  • Product typeBattery
  • Direct replacement for multiple Lenovo IdeaPad models
  • 45 Wh capacity supports extended mobile use
  • 4-cell lithium-ion design at 15.36 V
  • Tested for stable current and low self-discharge
  • CE, FCC and RoHS certified for safety

Compatible Lenovo IdeaPad replacement

This 45Wh lithium-ion battery replaces the original L18C4PF3 pack in IdeaPad C340 and S540 14-inch models. It delivers 15.36V from four cells and matches the OEM part numbers listed by the manufacturer. The black finish matches the original chassis colour.

Verify your exact model number

Check the label on your current battery for part numbers such as L18C4PF3, L18C4PF4, 5B10T09077 or 5B10W67194 before ordering. Only the IdeaPad C340-14API, C340-14IWL, C340-14IML, S540-14API, S540-14IWL and Flex 14 variants listed are supported. Other 14-inch Lenovo laptops use different packs.

Slim four-cell pack with safety certifications

The battery measures 9.35 by 3.65 by 0.2 inches and weighs 0.7 lb, fitting the existing bay without modification. It is CE, FCC and RoHS certified and tested for correct voltage, circuit protection, stable current and low self-discharge. The connector aligns with the original motherboard header for a direct swap.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $44.99
Pricier than about 77% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameGreenTech
Model nameL18C4PF3, L18C4PF4, L18M4PF3, L18M4PF4, 5B10T09077, 5B10T09079, 5B10T09080, 5B10T09081, 5B10W67194, 5B10W67221, 5B10W67415, 5B10W67417
Part numberL18C4PF3, L18C4PF4, L18M4PF3, L18M4PF4, 5B10T09077, 5B10T09079, 5B10T09080, 5B10T09081, 5B10W67194, 5B10W67221, 5B10W67415, 5B10W67417
Product colorBlack
Product typeBattery
Power
Battery type4 Cell Lithium-Ion
Battery voltage rating15.36 V
Battery capacity2964mah
Size & build
Measurements9.35 × 3.65 × 0.2 in
Product weight0.7 lb (0.32 kg)
Compatibility
Compatible withLENOVO IDEAPAD C340-14API, C340-14IWL, C340-14IML, S540-14API, S540-14IWL, FLEX 14IWL, FLEX 14IWL 81SQ, FLEX 14API, FLEX 14API 81SS, FLEX 14IML, FLEX 14IML 81XG

Questions about this item

Does the GreenTech L18C4PF3 battery package include installation tools or a screwdriver?

The battery ships as a standalone unit; no tools or accessories are included in the box.

My original Lenovo part number is 5B10T09079 — is the L18C4PF3 the correct replacement?

Yes, the L18C4PF3 replaces 5B10T09079 along with all other listed OEM numbers such as L18C4PF4, L18M4PF3 and 5B10W67194.

How long will the 45 Wh capacity typically run an IdeaPad C340-14IWL on a full charge?

Runtime varies with screen brightness and workload, but the 45 Wh / 2964 mAh rating matches the original specification for comparable use.

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