AA-PBYN8AB 45Wh Replacement Battery for Samsung NP530U4B NP530U4C NP535U4C NP520U4C | Factory-Direct Supply
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OEM P/N: AA-PBYN8AB; interchangeable with AA-PLYN8AB, BA43-00339A, PBYN8AB, AAPBYN8AB, PLYN8AB, 1588-3366
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Especificações: 7.4V / 45Wh / 6082mAh · Li-ion / Li-Polymer · Black
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Fits: Samsung 530U4B, 530U4C, 535U4C, 520U4C series (NP- and NT-prefix variants included)
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Parts supply: Three interchangeable P/Ns stocked under one line; factory-direct stock, low MOQ
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Capacity tier: The 45Wh version is the primary market replacement spec; a lower-capacity 39Wh third-party variant exists in some EU markets — verify Wh against the original label before ordering
Descrição do produto
The AA-PBYN8AB replacement battery covers Samsung’s 14-inch 530U4 platform — a series deployed across NP530U4B, NP530U4C, NP535U4C, and NP520U4C hardware in education and corporate environments across four regional market variants. Procurement teams sourcing for this platform encounter three part numbers in the field: AA-PBYN8AB, AA-PLYN8AB, and BA43-00339A. All three resolve to the same physical battery; one stock position clears all three without split purchase orders.
The 530U4 series spans AMD and Intel configurations across the B, C, and K sub-variants — 530U4B is Intel Core i-series, 535U4C is AMD A-series, and 530U4C bridges both. NP520U4C is a narrower-market variant sharing the same battery cavity. Despite the processor platform differences, Samsung used an identical battery form factor across all four series, which means the 530U4B service population and the 535U4C service population draw from the same replacement SKU.
IT departments managing a mixed 530U4 fleet — units that may have been purchased across two or three procurement cycles with different CPU configurations — do not need per-variant battery sourcing. One wholesale order covers the full 530U4 generation footprint.
Parâmetros técnicos
| Parâmetro | Especificação |
|---|---|
| Modelo de bateria | AA-PBYN8AB |
| Compatible Part Numbers | AA-PBYN8AB · AA-PLYN8AB · BA43-00339A · PBYN8AB · AAPBYN8AB · PLYN8AB · AAPLYN8AB · 1588-3366 |
| Brand Compatibility | Samsung |
| Tensão | 7.4V |
| Capacidade | 6082mAh |
| Energia | 45Wh |
| Tipo de célula | Li-Polymer / Li-ion |
| Configuração da célula | 8-Cell |
| Dimensões | 178.82 × 91.28 × 9.95 mm |
| Cor | Preto |
| Doença | New replacement — OEM-grade compatible |
| Ciclo de vida | Mais de 500 ciclos de carga |
| Certificações | CE / RoHS / FCC / UN38.3 |
| Garantia | 12 meses |
| Package Includes | 1× AA-PBYN8AB replacement battery |
| Compatible Laptop Models | Samsung NP530U4B · NP530U4B-A01US · NP530U4B-A02UK · NP530U4B-S01PL · NP530U4B-S03CN · NP5304B-S03PH · 530U4B-A01UK · 530U4B-A02US · 530U4B-A03 · 530U4B-S01 · 530U4B-S01AU · 530U4B-S01FR · 530U4B-S02 · 530U4B-S03 · 530U4B-S03ZA · Samsung NP530U4C · 530U4C · 530U4C-A01 · 530U4C-A02 · 530U4C-S01 · 530U4C-S02 · NP530U4C-A08RU · Samsung NP535U4C · 535U4C · 535U4C-S01 · 535U4C-S02 · Samsung NP520U4C · NT530U4B · NT530U4C · NT535U4C |
| Application | Samsung 530U4 / 535U4C / 520U4C ultrabook battery replacement — wholesale supply, repair shop stock, IT fleet maintenance |
| Supply Type | Factory-direct wholesale · From stock · Mixed-SKU orders accepted |
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
✅ 🔬 9.95mm Pack Thickness: The Production Tolerance That Separates Field-Compatible from Field-Tested
The 530U4 series runs a 14-inch chassis with a battery cavity depth of approximately 9.95mm — a constraint that applies equally across the B, C, and K sub-variants despite their different processor platforms. When sourcing the Li-Polymer pouch cells for this pack, we qualify cells not just on capacity and voltage, but on the finished-pack dimensional envelope. A pouch cell that delivers the right mAh but swells by 0.4mm at 80% SOC — a known failure mode in lower-grade Li-Polymer — creates a battery that passes lab testing and fails in the field six months later. Our incoming inspection rejects cells with electrolyte fill tolerances outside the spec range that predict dimensional stability at cycle. The result is a pack that sits correctly in the 530U4 chassis at cycle 1 and at cycle 400.
✅ 📋 One Production Line, Three Samsung Part Numbers: How We Handle the Multi-P/N Problem
Samsung documented AA-PBYN8AB, AA-PLYN8AB, and BA43-00339A across different service documentation revisions and regional markets — all pointing to the same physical battery. On our production line, we manufacture one battery to a single specification. The label applied at pack assembly is determined by the purchase order, not by a separate production run. A repair depot that sources mixed service orders — some referencing PBYN8AB, others showing BA43-00339A — receives identical batteries under whichever code they order. 1588-3366, an additional Samsung internal code for this unit, is also on record and can be labeled on request. This means a NP530U4B service order and a NP530U4C service order alongside it draw from the same physical stock, regardless of which P/N appears on the device label.
✅ ⚙️ BMS Firmware Programmed to the 530U4 Platform’s Charge Management Expectation
The 530U4 platform’s charge management IC expects a specific charge termination voltage from the BMS — if the BMS reports a termination event at a voltage outside the expected window, the system either over-extends the charge cycle or flags a premature fault. We program the BMS protection architecture to the 530U4’s charge profile first: thermal cutoff threshold is set against the pouch cell’s thermal runaway onset temperature specific to this cell form factor, overcharge termination is calibrated to the 530U4 charger circuit’s acceptance window, and short-circuit interrupt response time is tuned to the connector load current. The EC handshake on first boot reads the battery as within specification — no warning prompts on new installation, and the charge meter is accurate from the first full cycle.
✅ 📦 Purchase Order Consolidation for 530U4 Fleets: One Line Item Per Site Visit
A managed service provider running 530U4 accounts across multiple client sites — some on NP530U4B Intel units, others on NP535U4C AMD units — currently may carry separate part number references per client. Since AA-PBYN8AB and BA43-00339A are the same battery, those separate references collapse to a single wholesale order line. We support mixed-SKU consolidation across Samsung 530U4 series and other Samsung lines on the same purchase order, so a service depot restocking Samsung battery inventory doesn’t need to split orders by series. One order, one shipment, one receiving line item to QC.
✅ 🚢 45Wh Li-Polymer Flat-Pack: Air Freight Classification and Documentation
At 45Wh, this battery falls under IATA Packing Instruction 965 Section II, which permits air transport without full Class 9 dangerous goods packaging — but freight forwarders still require the UN38.3 test report and MSDS to confirm classification and assign the correct lithium battery declaration. We maintain UN38.3 certification on file for this SKU. Buyers coordinating shipments into markets where customs pre-clearance requires documentation — including EU, Australia, and Japan — can request the full documentation package before committing to volume, and we confirm compliance before the order is released.
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: My service tickets show AA-PBYN8AB on some devices and BA43-00339A on others — are these different batteries requiring separate stock?
A1: They are the same battery. Samsung used AA-PBYN8AB as the primary service part number and BA43-00339A as the secondary code appearing in regional service documentation — both reference identical electrical specs and physical dimensions. AA-PLYN8AB is the Li-Polymer suffix variant of the same unit; 1588-3366 is a Samsung internal tracking code for the same SKU. On our production line, all four codes correspond to one battery manufactured to one spec. You order under whichever code your service management system references, and you receive the same unit. No split stock required.
Q2: The original battery label on some NP530U4B units reads 7.4V, but some replacement listings show 7.5V — which spec applies to this platform?
A2: The NP530U4B and the full 530U4 series uses a 7.4V nominal charge circuit. Unlike the Samsung Series 9 900X3 platform, where the 7.5V replacement market convention is widespread, the 530U4 charge management IC was calibrated to a 7.4V cell pack. Our AA-PBYN8AB is produced at 7.4V to match this platform’s charge termination spec. We do not produce a 7.5V variant for this SKU — 7.4V is the correct and only spec for the 530U4 series, and ordering the correct voltage avoids charge cycle truncation caused by mismatched termination thresholds.
Q3: Does this battery fit the NP520U4C? It’s rarely listed as compatible on most supplier pages.
A3: NP520U4C shares the same battery cavity dimensions and connector layout as the NP530U4B and NP530U4C. Samsung’s service documentation includes NP520U4C in the AA-PBYN8AB compatibility scope alongside NP530U4C-A08RU. The 520U4C uses a lower-spec processor configuration but the same chassis tooling — the battery form factor is identical. Buyers managing mixed 530U4 and 520U4C fleets can source under a single SKU for both.
Q4: After installing this battery on an NP535U4C, the Windows battery meter shows an incorrect percentage — it jumps from 60% to 20% without a smooth discharge curve. What causes this?
A4: This is a BMS-to-EC calibration issue, not a capacity fault. The NP535U4C’s AMD platform uses a battery EC that reads state-of-charge via the BMS capacity register. On first installation, the register reports the battery’s stored charge at time of shipping — which may be 40–60% — but the EC doesn’t yet have a full discharge reference point to calibrate the gauge curve. Run two complete discharge-recharge cycles from above 90% to below 10% and back to full. After the second cycle, the EC builds an accurate capacity model from the BMS data and the percentage curve stabilizes. If the jump persists past two full cycles, the issue is connector contact, not gauge calibration.
Q5: We run a repair depot covering mixed Samsung 530U4 and 535U4C accounts — can we consolidate Samsung battery orders across multiple lines on one purchase order?
A5: Mixed-SKU orders across Samsung lines on a single purchase order are supported. A depot running NP530U4B alongside NP535U4C and other Samsung platform accounts doesn’t need separate orders per series — the 530U4 battery family and other Samsung lines we stock can be combined on one consolidated order. Send us the part numbers and quantities, and we’ll return a single confirmation covering stock availability, lead time, and shipping for the full order. For accounts with recurring Samsung 530U4 series volume, standing replenishment arrangements reduce the per-order coordination cycle.
Q6: We found a 39Wh version of AA-PBYN8AB on a European supplier’s page — is this a different product, or a lower-capacity version of the same battery?
A6: The 39Wh listing is a third-party manufacturer’s own specification for their replacement product — not an OEM Samsung variant. Samsung’s original AA-PBYN8AB was produced at 45Wh. The 39Wh figure reflects a lower-capacity cell selection used by some European replacement manufacturers to reduce pack cost. Electrically it is compatible — the voltage and connector are the same — but the runtime will be noticeably shorter. When cross-referencing against a device’s original battery, look for the Wh figure printed on the label; if it reads 45Wh, the 39Wh replacement is a downgrade. Our production target is 45Wh to match the original spec.
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