L20D4PD2 61Wh 15.44V Replacement Battery for Lenovo ThinkBook 14p G2 ACH — 4-Cell Li-Polymer, Wholesale Trade Supply
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Номер детали производителя: L20D4PD2 | Cross-references: L20C4PD2, L20B4PD2, SB11C04258, SB11C04259, 41CP5/38/123
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Технические характеристики: 15.44V · 3950mAh · 61Wh · Li-Polymer · Black
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Compatible series: Lenovo ThinkBook 14p G2 ACH (Type 20YN)
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Procurement note: Three interchangeable P/Ns (L20B4PD2 / L20C4PD2 / L20D4PD2) stocked under a single supply position; from stock, mixed-SKU orders accepted, low MOQ
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Capacity tier: This unit is the 61Wh variant — the ThinkBook 14p G2 ACH platform does not carry an alternative Wh tier, making this the single battery SKU for the series.
Описание продукта
The L20D4PD2 replacement battery is a 4-cell, 61Wh Li-Polymer unit covering the Lenovo ThinkBook 14p G2 ACH platform — a professional AMD Ryzen ultrabook that sees active use across corporate IT fleets and education procurement programmes. Most competitor listings for this P/N omit the Type 20YN identifier altogether, creating ordering uncertainty for procurement managers working from asset inventories that record device type codes rather than marketing names.
The ThinkBook 14p G2 ACH carries a single, non-tiered battery specification: 61Wh at 15.44V with no lower-capacity variant on the platform. That means the L20D4PD2, along with its cross-reference P/Ns L20C4PD2 and L20B4PD2, accounts for the entire battery population of any 14p G2 ACH fleet — one SKU covers every unit deployed, regardless of CPU configuration or display panel option.
For repair depot and institutional procurement workflows, this single-SKU characteristic reduces sourcing complexity considerably. A service order raised against any ThinkBook 14p G2 ACH Type 20YN unit maps directly to this one stock line, with no need to cross-check sub-configurations before placing a replenishment order.
Технические параметры
| Параметр | Спецификация |
|---|---|
| Модель батареи | L20D4PD2 |
| Совместимые номера деталей | L20C4PD2 · L20B4PD2 · SB11C04258 · SB11C04259 · 41CP5/38/123 |
| Совместимость с брендом | Lenovo |
| Напряжение | 15.44V |
| Емкость | 3950mAh |
| Энергия | 61Wh |
| Тип клетки | Литий-полимер |
| Конфигурация ячейки | 4-cell · 41CP5/38/123 |
| Цвет | Черный |
| Состояние | New; OEM-compatible replacement unit |
| Срок службы цикла | ≥500 charge cycles |
| Сертификаты | CE · RoHS · UN38.3 |
| Гарантия | 12 месяцев |
| В комплект входит | 1 × L20D4PD2 replacement battery |
| Совместимые модели ноутбуков | Lenovo ThinkBook 14p G2 ACH (Type 20YN) — all CPU and display configurations |
| Приложение | Lenovo ThinkBook series — wholesale distribution, field service supply, institutional procurement |
| Тип поставки | Wholesale supply · Mixed orders accepted · Stock available |
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Особенности и преимущества
✅ 🔋 Grade A 4-Cell Architecture, 61Wh at OEM Spec
This battery uses Grade A Li-Polymer cells arranged in a 4-cell 41CP5/38/123 configuration, delivering 61Wh at 15.44V — the exact capacity and voltage Lenovo specifies for the ThinkBook 14p G2 ACH in its official PSREF documentation. Rated at 500 charge cycles, the service duration gives fleet administrators a multi-year replacement interval that aligns with typical 3-to-4-year device refresh cycles, avoiding mid-cycle reactive replacement across a deployed population.
✅ 🔗 Three Cross-Reference P/Ns, One Compatible Platform
L20B4PD2, L20C4PD2, and L20D4PD2 are physically and electrically interchangeable replacements for the ThinkBook 14p G2 ACH, despite carrying marginally different voltage nominal labels across the suffix variants — a distinction that appears on the battery label but does not affect fit or function within the 20YN chassis. Repair technicians sourcing by the printed part number on the removed battery can order any of the three P/Ns with confidence. This interchangeability means a single stocked SKU resolves any ordering variance across an incoming repair queue for this model.
✅ ⚙️ EC Handshake and BMS Protection on the ThinkBook 14p Platform
On the ThinkBook 14p G2 ACH, the Embedded Controller performs an active authentication check at boot and during the charge cycle — a battery that fails this handshake will display a “battery not recognised” or “plugged in, not charging” warning in Lenovo Vantage, regardless of physical seating. This unit’s BMS addresses the platform’s protection requirements in the sequence the EC expects: thermal monitoring is the primary control loop, with short-circuit interrupt and over-discharge cutoff handled downstream. Overcharge protection closes the charge path at cell level before the EC escalates a fault flag.
✅ 📦 Single-SKU Stocking Simplifies Repair Depot Ordering
Because the ThinkBook 14p G2 ACH carries no sub-variant battery specification — every 20YN unit takes the same 61Wh cell — a repair depot stocking L20D4PD2 holds complete battery coverage for the entire model line without splitting inventory across multiple part numbers. This consolidates the receiving and QC workflow: one part number to inspect, one bin location to maintain, one cross-reference to record. Wholesale supply is available from stock; trade buyers can submit mixed-SKU orders alongside other Lenovo lines at low MOQ.
✅ 🚢 UN38.3-Tested for Air and Sea Freight Compliance
Li-Polymer cells at 61Wh sit at a capacity point requiring UN38.3 test certification for compliant international air freight and sea shipment. This battery carries documented UN38.3 test data, supporting cross-border trade orders where customs and carrier compliance documentation is a condition of dispatch. Institutional buyers procuring for multi-country deployments — education networks operating across regions, or corporate IT teams refreshing assets in multiple markets — can request compliance documentation alongside the commercial invoice at the point of order.
Упаковка и доставка
Сроки выполнения заказа и доставки
Товары в наличии: отправка в течение 3 дней.
Для стандартных моделей, имеющихся на складе.Заказы на серийное производство: отгрузка в течение 7 дней.
Для стандартных моделей, соответствующих подтвержденным техническим характеристикам и требованиям к упаковке.Индивидуальные заказы: отправка в течение 15 дней.
Для индивидуальной конфигурации ячеек, размера, проводов/разъемов, печатных плат/BMS, маркировки или упаковки.
Примечание: Окончательное время отправки зависит от общее количество, сложность модели, требования к упаковке и документы, подтверждающие соответствие требованиям к отгрузке.. Мы подтвердим предполагаемую дату отправки.ETD) после подтверждения заказа.
Авиаперевозки (срочные, небольшие объемы)
Морские перевозки (экономически выгодно для насыпных грузов)
Железнодорожный/автомобильный транспорт (в зависимости от пункта назначения)
Экспресс-каналы
Доступные документы: UN38.3 / Паспорт безопасности материала / Протокол транспортных испытаний (при наличии)
В зависимости от выбранного способа доставки может быть организована соответствующая упаковка и маркировка картонных коробок.
Доступны условия поставки EXW / FOB / CIF / DDP
Часто задаваемые вопросы
Q1: The part number printed on my removed battery reads L20B4PD2, but this listing is for L20D4PD2. Will it fit?
A1: Yes. L20B4PD2, L20C4PD2, and L20D4PD2 are physically interchangeable within the ThinkBook 14p G2 ACH chassis. The suffix letter in Lenovo’s naming convention reflects the cell manufacturer source used in production at different manufacturing runs — it does not indicate a different electrical specification or a different physical connector. All three P/Ns share 15.44V nominal voltage, 61Wh capacity, and the same 41CP5/38/123 cell code. Technicians should match by model type (20YN) and Wh rating, not by suffix letter alone.
Q2: Does this battery support Lenovo’s Rapid Charge Pro feature on the ThinkBook 14p G2 ACH?
A2: The Lenovo PSREF documentation for the ThinkBook 14p G2 ACH confirms the platform supports Rapid Charge Pro — charging to 50% in approximately 30 minutes. This feature is managed by the system’s EC and charge controller firmware in conjunction with the 95W USB-C adapter, not by the battery cell chemistry alone. An OEM-compatible replacement battery that passes the EC handshake correctly will not disable Rapid Charge Pro. If Rapid Charge is not available after installation, the first diagnostic step is confirming the adapter in use is Lenovo’s 95W USB-C unit, not a third-party charger.
Q3: Does this battery cover every configuration of the ThinkBook 14p G2 ACH, or only specific CPU or display variants?
A3: The ThinkBook 14p G2 ACH ships with AMD Ryzen 5 5600H, Ryzen 7 5800H, or Ryzen 9 5900HX processors, and with either a 2.2K IPS or 2.8K OLED display — all under Type Code 20YN. Lenovo’s PSREF for this platform lists a single 61Wh integrated battery specification across all those configurations. There is no lower or higher capacity variant tied to a specific CPU or panel choice. This battery applies to every 20YN unit in a fleet, regardless of how the device was originally configured.
Q4: After installing this battery, the laptop shows “plugged in, not charging” in Windows. What is the most likely cause?
A4: On the ThinkBook 14p G2 ACH, this symptom typically points to an EC communication issue rather than a faulty battery. First, power off the laptop completely and disconnect the AC adapter. Disconnect the replacement battery’s connector from the motherboard, wait 30 seconds, then reconnect firmly — the EC resets its battery detection state on a cold reconnect. If the warning persists after reconnecting and powering on, update the system firmware via Lenovo Vantage or Lenovo’s support site; a BIOS update resolves EC-battery handshake failures on this platform in many documented cases.
Q5: Can a repair depot order L20D4PD2 alongside batteries for other Lenovo ThinkBook models in the same shipment?
A5: Yes. Mixed-SKU orders are accepted, so a depot procuring batteries for multiple Lenovo ThinkBook lines — for example, L20D4PD2 alongside batteries for 13s or 14s series models — can consolidate those into a single trade order rather than placing separate purchase orders per model. Low MOQ applies across the order, not per line item. Contact us with your model list and quantities to receive a consolidated trade quote with lead time confirmation.
Q6: How do I identify the correct battery for a ThinkBook 14p G2 ACH unit where the original battery label is worn or illegible?
A6: The most reliable method is to check the device’s Type Code, which appears on the base label of the laptop itself and in Windows System Information (msinfo32 → System Model). Any ThinkBook 14p G2 ACH unit showing Type Code 20YN uses the 61Wh battery covered by L20D4PD2 / L20C4PD2 / L20B4PD2. Alternatively, Lenovo’s PSREF database lists battery specifications by model and type code and is publicly accessible — cross-referencing the type code there takes under a minute and eliminates any ambiguity before ordering.
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