L19M4PF5 15.44V 71Wh Yoga Slim 7-15 / IdeaPad Slim 7-15 Battery — 4-Cell Li-Polymer Stock for Wholesale Distribution
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OEM P/N: L19M4PF5 | Cross-references: L19C4PF5 · L19D4PF5 · SB10W65293 · 5B10W65278 · SB10W65279 · 5B10W65281 · SB10Z33892 · 5B10Z33899 · SB10Z33893
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Especificações: 15.44V · 4625mAh · 71Wh · Li-ion · 4-cell · Black
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Compatible series: IdeaPad Yoga Slim 7-15 (82AA · 82AC) · IdeaPad Slim 7-15 (82AD · 82AF) — both Ice Lake and Tiger Lake Type Codes covered under one P/N
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B2B supply: Single SKU spans consumer Yoga Slim and commercial Slim 7 labeling variants across two processor generations, reducing line items in procurement orders; mixed-SKU orders accepted, low MOQ
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Cycle life: Mais de 500 ciclos de carga
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Descrição do produto
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The L19M4PF5 sits at the intersection of Lenovo’s consumer and commercial 15-inch ultraslim lines — a position that most competitor listings treat as a compatibility footnote rather than a procurement argument. This P/N serves four distinct Lenovo product identities — the IdeaPad Yoga Slim 7-15IIL05 (82AA), Yoga Slim 7-15ITL05 (82AC), IdeaPad Slim 7-15IIL05 (82AD), and IdeaPad Slim 7-15ITL05 (82AF) — all sharing the same 15.44V 71Wh cell requirement despite the naming divergence between the Yoga and non-Yoga lines. For repair centers and distributors stocking the L19M4PF5 laptop battery wholesale, this means one part covers units arriving under either the Yoga Slim or IdeaPad Slim badge, regardless of how a client originally described the device.
The IIL05 and ITL05 suffixes denote Ice Lake and Tiger Lake platform variants respectively. Both generations draw from the same battery specification, so inventory bought for one platform generation is equally deployable against the other — a pairing that rarely appears on competitor product pages and frequently causes ordering errors at repair depots receiving mixed-generation units from fleet environments or insurance repair pipelines. Service operations that stock this P/N against the Yoga Slim 7-15 (82AA · 82AC) series are simultaneously covered for Slim 7-15 Type Codes 82AD and 82AF without any additional SKU.
The 71Wh capacity positions this battery in the upper tier of 15-inch IdeaPad Slim replacement demand — notably higher than the 60.7Wh L19M4PF4 used in the 14-inch Slim 7 line. Buyers sourcing both the 14-inch and 15-inch variants should confirm the screen size suffix before ordering, as the two P/Ns are not interchangeable despite the shared L19-family naming structure
Parâmetros técnicos
| Parâmetro | Detalhes |
|---|---|
| Modelo de bateria | L19M4PF5 |
| Compatible Part Numbers | L19C4PF5 · L19D4PF5 · SB10W65293 · 5B10W65278 · SB10W65279 · 5B10W65281 · SB10Z33892 · 5B10Z33899 · SB10Z33893 |
| Brand Compatibility | Lenovo |
| Tensão | 15.44V |
| Capacidade | 4625mAh |
| Energia | 71Wh |
| Tipo de célula | Íon de lítio |
| Configuração da célula | 4-cell |
| Cor | Preto |
| Doença | New — OEM-compatible replacement |
| Ciclo de vida | Mais de 500 ciclos de carga |
| Certificações | CE · FCC · RoHS |
| Garantia | 12 meses |
| Package Includes | 1× L19M4PF5 battery |
| Compatible Laptop Models | Lenovo IdeaPad Yoga Slim 7-15IIL05 (82AA) — 82AACTO1WW Lenovo IdeaPad Yoga Slim 7-15ITL05 (82AC) — 82AC000VAU · 82AC002UAU · 82AC003CMH · 82AC004KAU · 82AC004LAU · 82AC008UAU · 82ACCTO1WW Lenovo IdeaPad Slim 7-15IIL05 (82AD) Lenovo IdeaPad Slim 7-15ITL05 (82AF) |
| Application | OEM-grade replacement — distributor stock, corporate IT refresh, education procurement |
| Supply Type | Wholesale · Mixed-SKU orders accepted · From stock |
Precisa de um plano de fornecimento estável? Envie sua lista de modelos, quantidades e destino. Confirmaremos o prazo de entrega, o método de envio e os documentos de conformidade antes de você fazer o pedido.
Características e vantagens
✅ ⚡ 4-Cell 15.44V Li-ion Architecture Matched to Slim 7 15″ Platform Power Draw
The 4-cell configuration delivers 71Wh at 15.44V — a higher nominal voltage than the 15.2V or 15.36V specs common to adjacent IdeaPad lines. That voltage difference is load-bearing: the Slim 7-15 motherboard’s power delivery expects 15.44V for correct charge regulation, and substituting a lower-voltage 14-inch Slim 7 battery (L19M4PF4, 15.36V) triggers EC-level charge anomalies. Li-ion cell chemistry with 500+ rated cycles ensures multi-year service viability for institutional fleet environments where annual replacement cadence is not practical. Grade A cells are used throughout, maintaining stable output across the full discharge curve.
✅ 🔗 Dual-Line Coverage: Yoga Slim 7 and IdeaPad Slim 7 Under One SKU
The L19M4PF5 spans Lenovo’s consumer Yoga Slim 7-15 branding (82AA · 82AC) and the IdeaPad Slim 7-15 commercial variant (82AD · 82AF), covering both Ice Lake and Tiger Lake processor generations. Repair depots handling units from multiple corporate and consumer sources routinely receive devices labeled under either name — this P/N resolves both without a secondary SKU. For distributors serving IdeaPad Slim 7-15ITL05 battery supplier accounts, the cross-series fit means a single purchase order line covers the full 15-inch Slim 7 installed base, reducing catalog complexity for multi-brand service depots.
✅ 🛡️ Platform EC Handshake Behavior and BMS Architecture
On the IIL05 and ITL05 platforms, the embedded controller interrogates the battery’s authentication circuit during POST — if the BMS does not respond to the handshake correctly, the system displays a “Battery not recognized” BIOS warning and may lock charge rates to a conservative profile even when the battery is physically functional. The BMS in this replacement unit is engineered to satisfy the IdeaPad Slim 7-15 EC authentication sequence, preventing false-positive warnings after installation. Protection functions — overcharge cutoff, over-discharge protection, short-circuit interrupt, and thermal monitoring — operate as subordinate safeguards within that authentication-compatible BMS architecture.
✅ 📦 Cross-Generation Platform Span Simplifies Receiving and QC Workflow
Receiving teams at repair depots often process warranty and insurance claims without device-level detail beyond the series name. The L19M4PF5’s coverage of both Ice Lake (IIL05) and Tiger Lake (ITL05) variants within the Slim 7-15 line means incoming units from either generation clear QC against one P/N reference — no generation lookup required at the receiving stage. Lenovo Slim 7 15-inch battery 71Wh B2B stock held under this single part eliminates the split-bin receiving problem that arises when depots treat IIL05 and ITL05 as requiring separate inventory rows. Mixed-SKU orders accepted; low MOQ supports sample-stage procurement before volume commitment.
✅ 🔍 L19C4PF5 and L19D4PF5 Cross-Reference Resolution for Procurement Accuracy
The L19M4PF5 is frequently cross-referenced alongside L19C4PF5 and L19D4PF5 in Lenovo’s own parts documentation, and procurement teams sourcing against one designation may encounter stock listed under another. All three P/Ns map to the same 15.44V 71Wh 4-cell specification for the Slim 7-15 platform. Buyers holding open purchase orders referencing SB10W65293, 5B10W65278, or SB10Z33892 can fulfill against this unit without spec deviation — a resolution that is absent from most competitor product pages and regularly causes sourcing delays when procurement teams treat the three L19-family designations as distinct parts.
Embalagem e entrega
Prazo de entrega e envio
Produtos em estoque: Envio em até 3 dias
Para modelos de substituição padrão com estoque disponível.Encomendas de produção em massa: Envio em até 7 dias.
Para modelos regulares, de acordo com as especificações e requisitos de embalagem confirmados.Encomendas personalizadas: Envio em até 15 dias.
Para configuração personalizada de células, tamanho, fios/conectores, PCB/BMS, etiquetagem ou embalagem.
Observação: O tempo final de despacho depende de quantidade total, complexidade do modelo, requisitos de embalagem e documentos de conformidade de envio. Confirmaremos a data estimada de envio (ETD) após a confirmação do pedido.
Frete aéreo (urgente, volume menor)
Frete marítimo (custo-benefício para grandes volumes)
Ferrovia / Rodovia (dependendo do destino)
Canais expressos
Documentos disponíveis: UN38.3 / FISPQ / Relatório de Teste de Transporte (se aplicável)
A embalagem e a rotulagem das caixas de acordo com as normas podem ser providenciadas com base no método de envio escolhido.
EXW / FOB / CIF / DDP disponíveis
Perguntas frequentes
Q1: The L19M4PF5 and L19C4PF5 appear as separate listings from some suppliers. Are they the same battery?
A1: Yes — L19M4PF5, L19C4PF5, and L19D4PF5 are Lenovo’s internal classification designations for the same 15.44V 71Wh 4-cell unit, differentiated in Lenovo’s parts system by manufacturer source rather than by specification. All three map to the same form factor, connector, and electrical spec for the Yoga Slim 7-15 and IdeaPad Slim 7-15 platforms. Procurement teams holding purchase orders referencing any of these three P/Ns, or the SB10W65293, 5B10W65278, or SB10Z33892 FRU codes, are ordering the same replacement unit. Ordering against a supplier listing only one designation does not indicate a spec difference.
Q2: This P/N carries 15.44V. Some IdeaPad Slim batteries are listed at 15.36V or 15.2V — is this unit compatible with those device variants?
A2: The 15.44V specification is unique to the IdeaPad Yoga Slim 7-15 and IdeaPad Slim 7-15 (82AA · 82AC · 82AD · 82AF) series and is not interchangeable with the 15.36V L19M4PF4 used in the 14-inch Slim 7 line, or the 15.2V units used in IdeaPad 3 and IdeaPad 5 variants. The voltage difference is a platform-level requirement tied to the EC and charge controller on each respective motherboard. Buyers sourcing batteries for mixed fleets containing both 14-inch and 15-inch Slim 7 units need to stock both L19M4PF4 and L19M4PF5 as separate line items — the two P/Ns are not cross-deployable.
Q3: Do the IIL05 (Ice Lake) and ITL05 (Tiger Lake) variants require different batteries despite sharing the same Type Code range?
A3: Both platform generations — IIL05 and ITL05 — use the same L19M4PF5 specification. The processor generation suffix in the model name indicates the CPU platform (10th-gen Ice Lake vs. 11th-gen Tiger Lake), not a battery hardware difference. A single L19M4PF5 purchase order covers the full Slim 7-15 installed base across both generations. This is particularly relevant for repair centers and corporate IT teams processing mixed-age device pools where IIL05 and ITL05 units arrive together — no generation-level sorting is needed at the battery stocking stage.
Q4: After installing the L19M4PF5, the IdeaPad Slim 7-15 displays a “Battery not recognized” BIOS warning. What causes this and how should a technician resolve it?
A4: The IdeaPad Slim 7-15 EC runs a battery authentication check during POST. If the connector is not fully seated, the EC reads an incomplete authentication response and displays the warning even when the battery is functional. The correct resolution sequence is: power off completely, disconnect the AC adapter, reseat the battery connector with firm pressure until it clicks, then reconnect AC and power on. If the warning persists, perform a power drain by removing the battery, holding the power button for 15–20 seconds, then reinstalling. A BIOS update may also be required if the firmware version predates the replacement unit’s authentication profile.
Q5: Can repair depots order mixed quantities of L19M4PF5 alongside other Lenovo IdeaPad battery P/Ns in a single purchase order?
A5: Mixed-SKU orders are accepted. Repair operations sourcing L19M4PF5 alongside adjacent Lenovo IdeaPad Slim battery variants — such as L19M4PF4 for 14-inch Slim 7 units or L19C4PDC for Yoga 7i series — can consolidate into a single order without minimum per-SKU quantity requirements. This structure is particularly useful for service depots processing heterogeneous Lenovo fleets where multiple Slim series models arrive concurrently. Contact us to discuss sample quantities ahead of volume commitment or to request a multi-SKU quotation for standing replenishment orders.
Q6: A buyer’s system flagged the L19M4PF5 shipment as requiring additional documentation for cross-border air freight. What paperwork is typically needed?
A6: Li-ion batteries shipping by air fall under IATA Dangerous Goods Regulations Section II or Section IA depending on watt-hour rating and quantity. The L19M4PF5 at 71Wh per cell sits below the 100Wh per-cell threshold, qualifying for Section II treatment when shipped in quantities within per-package limits — which covers most wholesale replenishment shipments. Required documentation typically includes a UN38.3 test summary, Material Safety Data Sheet (MSDS or SDS), and shipper’s declaration where applicable. We supply these documents with wholesale orders on request. Buyers in regions with additional import-side battery compliance requirements (EU Battery Regulation, for example) should confirm documentation needs with their customs broker prior to order placement.
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