CF-VZSU0SJS 47Wh & 70Wh Battery for Panasonic Let’s Note CF-SZ5 CF-SZ6 — CF-VZSU0MJS CF-VZSU0NJS CF-VZSU0RJS
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Part Numbers: CF-VZSU0SJS / CF-VZSU0MJS / CF-VZSU0NJS / CF-VZSU0RJS / CF-VZSU0MR / CF-V2SU0SJS / CF-V2SU0NJS / 2INR19/66-2 / 2INR19/66-3 — 7.2V / Li-ion / White
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Two Capacity Options: Standard 47Wh / 6,400mAh (4-cell, OEM spec) or Extended 70Wh / 9,600mAh (6-cell, aftermarket high-capacity) — same connector, both fit CF-SZ5 and CF-SZ6
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Platform: Panasonic Let’s Note CF-SZ5 and CF-SZ6 — Japanese premium business ultrabook; nicht the Toughbook rugged series; battery is white/silver to match chassis
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Direkt vom Hersteller: Rolling small-batch replenishment supported; 12-month warranty; sample with full electrical test report before bulk commitment
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Runtime: Standard 47Wh: ~9–10 hours; Extended 70Wh: up to 14 hours — confirm deployment requirement before ordering
Produktbeschreibung
he Panasonic Let’s Note CF-SZ5 and CF-SZ6 are a different class of device from everything else in the Panasonic Toughbook lineup covered in this series. These are ultra-lightweight Japanese premium business laptops — 12.1-inch, sub-1kg, built for executive mobility and business travel rather than field ruggedness. The CF-SZ series is enormously popular in Japan’s corporate and government sectors and is also used by APAC enterprise organizations that procure Panasonic business hardware. IT procurement managers who also handle Toughbook CF-19 or CF-54 fleet batteries will find the CF-SZ5/SZ6 battery is a completely separate product with no physical or electrical commonality with the Toughbook range.
The battery situation on this platform has a naming complication worth understanding before placing any volume order. The OEM P/N matrix is wide: CF-VZSU0MJS, CF-VZSU0NJS, CF-VZSU0RJS, CF-VZSU0SJS are all Japan-market suffix variants (JS = Japan Spec) of the same standard OEM battery. Additionally, CF-VZSU0MR is a revision suffix of the same unit. All refer to the same 47Wh / 6,400mAh / 7.2V / 4-cell white battery. Panasonic also uses an internal cell code — 2INR19/66-2 — that appears on some OEM labels and distributor databases alongside the CF-VZSU0NJS P/N.
The high-capacity aftermarket variant circulates under the cell code 2INR19/66-3 (note: “66-3” vs “66-2”) and delivers 70Wh / 9,600mAh using 6 cells in the same white chassis. Runtime under light to mixed workloads extends to approximately 14 hours — a significant improvement over the standard 47Wh’s ~9–10 hours. Both fit the same battery bay with the same connector. The 70Wh variant does not protrude from the chassis (unlike the FZ-M1/FZ-VZSU95W hump situation) — the CF-SZ chassis is designed to accommodate both capacities within its standard bay dimensions.
Verified Compatible Part Numbers (P/N):
CF-VZSU0SJS · CF-VZSU0MJS · CF-VZSU0NJS · CF-VZSU0RJS · CF-VZSU0MR · CF-V2SU0SJS · CF-V2SU0NJS · CF-V2SU0N-00020 · CF-VZSUOMJS · CF-VZSUONJS · CF-VZSUOSJS · CF-VZSUORJS · V2SU0SJS · 2INR19/66-2 (standard) · 2INR19/66-3 (extended)
Geprüfte kompatible Modelle:
| Serie | Specific Models |
|---|---|
| Panasonic Let’s Note CF-SZ5 | CF-SZ5HDKRR, CF-SZ5YDKPR, CF-SZ5YDLQR, CF-SZ5WDKPR, CF-SZ5ZDTQP, CF-SZ5ADFKS, CF-SZ5PDQVS, CF-SZ5-2L, CF-SZ5-8256E, CFSZ5-2 — all CF-SZ5 variants |
| Panasonic Let’s Note CF-SZ6 | CF-SZ6EDKPR, CF-SZ6EDLQR, CF-SZ6EDYPR, CF-SZ6RDAVS, CF-SZ6RDHVTV, CF-SZ6RDQVS, CF-SZ6RDYVS, CF-SZ6HDKPR, CF-SZ6HDLQR — all CF-SZ6 variants |
⚠️ Let’s Note only — not compatible with any Toughbook model. The CF-SZ5/SZ6 battery uses a 7.2V 2-series cell architecture in a white chassis. Toughbook batteries use different voltages, different connectors, and different physical dimensions.
Technische Parameter
| Parameter | Standard (OEM Spec) | Extended High-Capacity |
|---|---|---|
| Primary P/N | CF-VZSU0SJS / CF-VZSU0MJS / CF-VZSU0NJS / CF-VZSU0RJS / CF-VZSU0MR / CF-V2SU0SJS / CF-V2SU0NJS / 2INR19/66-2 | 2INR19/66-3 / CF-V2SU0N-00020 (extended cell code) |
| Akku-Typ | Li-ion, 4-Cell | Li-ion, 6-Cell |
| Nennspannung | 7.2V (Nominal) / 8.4V (Max Charge) | |
| Rated Capacity (Wh) | 47Wh | 70Wh |
| Nennkapazität (mAh) | 6,400mAh | 9,600mAh |
| Chassis Profile After Install | Flush-fit — no rear protrusion on either tier; both fit within standard CF-SZ bay dimensions | |
| Estimated Runtime | ~9–10 hours (CF-SZ5/SZ6, mixed business use) | Up to 14 hours (light/mixed) / ~11–12 hours (sustained workload) |
| Battery Color | White / Silver — matches Panasonic Let’s Note CF-SZ chassis aesthetic | |
| Gewicht (ca.) | ~300g | ~400g |
| Zellqualität | Grade-A Li-ion, capacity-matched within ±20mAh per cell group | |
| Connector | Identical OEM-matched Panasonic Let’s Note CF-SZ5/SZ6 connector | |
| Over-charge Cutoff | > 8.4V | |
| Over-discharge Protection | < 6.0V | |
| Over-temperature Cutoff | > 70°C | |
| Cycle Life (rated) | 300–500 full charge-discharge cycles | |
| Betriebstemperatur | 0°C – 45°C (Charging) / -20°C – 60°C (Discharging) | |
| Lagertemperatur | -20°C – 40°C (recommended at 40–60% charge) | |
| Kompatible Modelle | Panasonic Let’s Note CF-SZ5 (all variants) / CF-SZ6 (all variants) | |
| Zertifizierungen | CE / FCC / RoHS (batch documentation available on request) | |
| Garantie | 12 Monate | |
Brauchen Sie einen zuverlässigen Versorgungsplan? Senden Sie uns Ihre Modellliste, die benötigten Mengen und den Lieferort. Wir bestätigen Ihnen Lieferzeit, Versandart und die erforderlichen Dokumente, bevor Sie die Bestellung aufgeben.
Merkmale und Vorteile
✅ Japan-Market P/N Clarity — MJS, NJS, RJS, SJS All Explained
The CF-SZ5/SZ6 battery has four active Japan-suffix P/Ns in distribution: CF-VZSU0MJS, CF-VZSU0NJS, CF-VZSU0RJS, and CF-VZSU0SJS. All refer to the same 47Wh / 6,400mAh OEM standard battery — the suffixes represent production revision and regional catalog variants, not different products. CF-VZSU0MR is the non-JS revision variant used in some international distributor databases. We document the full cross-reference on all order confirmations, eliminating wrong-variant deliveries when procurement officers search by different catalog P/Ns.
✅ Standard 47Wh vs. Extended 70Wh — No Chassis Protrusion on Either Tier
Unlike some Panasonic Toughpad batteries where the high-capacity variant creates a rear hump, both the 47Wh and 70Wh CF-SZ5/SZ6 batteries fit flush within the standard chassis bay. The 70Wh uses 6 higher-density cells versus the standard 4-cell configuration, but the physical form factor is designed to fit within the same bay envelope. This means the capacity choice is purely an operational decision based on shift length — not a form factor tradeoff.
✅ White/Silver Finish — Matched to Let’s Note Chassis Aesthetics
The Let’s Note CF-SZ5 and CF-SZ6 use a white/silver magnesium alloy chassis — a design signature of the Let’s Note line that distinguishes it from Toughbook’s black and gray aesthetic. The CF-VZSU0SJS battery is white to match. For enterprise IT resellers and refurbishment operators presenting CF-SZ units to Japanese corporate clients, a color-matched replacement battery matters for professional presentation. Black aftermarket batteries in a white Let’s Note chassis are a visible indicator of non-OEM-spec replacement.
✅ OEM 47Wh and Extended 70Wh Both Grade-A, Batch Verified
Standard 47Wh: 4-cell, 6,400mAh, verified to ≥95% of rated capacity per batch. Extended 70Wh: 6-cell, 9,600mAh, same batch verification standard. Cell grouping matched within ±20mAh per unit. For IT procurement managers who need consistent runtime across a CF-SZ5/SZ6 device pool — uniform battery tier across the fleet eliminates the variance in per-device runtime that occurs when mixed-capacity units enter service.
✅ Factory Direct for Japan/APAC Enterprise Laptop Fleet Supply
The CF-SZ5 and CF-SZ6 are primary corporate laptop choices in Japan’s enterprise sector — government agencies, financial institutions, professional services firms, and large manufacturers. Replacement battery demand for this platform is driven by IT asset management departments on scheduled refresh cycles, not retail end users. Factory-direct pricing without distributor markup suits volume procurement for managed device pools, and rolling small-batch replenishment supports continuous stock without large one-time inventory commitments.
Verpackung & Lieferung
Lieferzeit & Versand
Lagerware: Versand innerhalb von 3 Tagen
Für Standard-Ersatzmodelle mit verfügbarem Lagerbestand.Bestellungen in Großserie: Versand innerhalb von 7 Tagen
Für reguläre Modelle gemäß bestätigten Spezifikationen und Verpackungsanforderungen.Kundenspezifische Bestellungen: Versand innerhalb von 15 Tagen
Für kundenspezifische Zellkonfigurationen, Größen, Kabel/Steckverbinder, Leiterplatten/BMS, Etikettierung oder Verpackung.
Notiz: Die endgültige Versandzeit hängt ab von Gesamtmenge, Modellkomplexität, Verpackungsanforderungen und Versandkonformitätsdokumente. Wir werden Ihnen das voraussichtliche Versanddatum bestätigen (ETD) nach Auftragsbestätigung.
Luftfracht (dringend, kleineres Volumen)
Seefracht (kostengünstig für Massengut)
Schiene / LKW (abhängig vom Bestimmungsort)
Expresskanäle
Verfügbare Dokumente: UN38.3 / Sicherheitsdatenblatt / Transportprüfbericht (falls zutreffend)
Die normgerechte Verpackung und Kartonetikettierung kann je nach gewählter Versandart arrangiert werden.
EXW / FOB / CIF / DDP verfügbar
Häufig gestellte Fragen
Q1: What is the difference between CF-VZSU0MJS, CF-VZSU0NJS, CF-VZSU0RJS, CF-VZSU0SJS, and 2INR19/66-3 — are they all the same battery?
A: Not exactly — they fall into two tiers. CF-VZSU0MJS, CF-VZSU0NJS, CF-VZSU0RJS, CF-VZSU0SJS, and CF-VZSU0MR are all regional and revision suffix variants of the same OEM standard battery: 47Wh / 6,400mAh / 7.2V / 4-cell. The internal cell code 2INR19/66-2 also maps to this standard tier. The code 2INR19/66-3 (note “66-3” not “66-2”) identifies the 6-cell extended capacity variant at 70Wh / 9,600mAh. Same connector, same chassis fit, but meaningfully more capacity. Confirm which tier your procurement requires before placing a volume order — both ship under overlapping P/Ns in the market.
Q2: Does the 70Wh high-capacity battery create a rear hump or protrusion on the CF-SZ5 or CF-SZ6?
A: No. Unlike the Panasonic Toughpad FZ-M1 situation where the extended battery (FZ-VZSU95W) protrudes as a visible hump, the CF-SZ5 and CF-SZ6 battery bay is designed to accommodate both the 4-cell standard and 6-cell extended capacity batteries within the same flush-fit bay dimensions. Both tiers install flush with the chassis — there is no visible size difference from the outside. The capacity selection is a pure operational decision based on required runtime, with no ergonomic or form-factor tradeoff.
Q3: Is this battery compatible with the Toughbook CF-54 or CF-19 — the P/N looks similar?
A: No. The CF-VZSU0SJS / CF-VZSU0MJS battery family is exclusively for the Let’s Note CF-SZ5 and CF-SZ6 — Panasonic’s Japanese premium business ultrabook line. It has no compatibility with any Toughbook model. The voltage (7.2V), connector type, physical dimensions, and chassis bay are all specific to the CF-SZ platform. Toughbook batteries in this conversation’s series (CF-VZSU46, CF-VZSU71U, CF-VZSU0PW, CF-VZSU28, etc.) are completely different products. Mixing P/Ns across the Let’s Note and Toughbook families is a common ordering error — always verify by checking the original battery label inside the device.
Q4: Why is the CF-SZ5/SZ6 battery white when every other Panasonic laptop battery is black?
A: The Panasonic Let’s Note series uses a white/silver magnesium alloy chassis as a design signature — it is one of the defining visual characteristics of the Let’s Note brand in Japan’s corporate market. The battery is white to match the chassis interior and maintain the device’s premium presentation. For IT resellers and enterprise refurbishment operators serving Japanese corporate clients, installing a black aftermarket battery in a white Let’s Note chassis is a visible indicator of non-OEM-quality replacement. Color-matched white batteries are the correct specification for this platform.
Q5: Can I order samples of both the 47Wh and 70Wh variants with test documentation before a bulk order?
A: Yes. Sample units of either capacity tier ship within 3–5 business days with a full electrical test report: actual discharge capacity versus rated Wh (acceptance threshold ≥95%), internal resistance per cell, and thermal cycling data. For APAC enterprise IT procurement teams or Japanese resellers requiring documentation packages — including certification copies and product spec sheets — these are included with the sample shipment. Bulk production lead time is 7–15 business days. Accepted payment terms: T/T, L/C, and platform escrow.
Q6: When should CF-VZSU0SJS batteries be replaced in a managed corporate laptop fleet?
A: Under typical corporate use — one full charge-discharge cycle per working day, five days per week — a Grade-A unit reaches approximately 70% of original capacity around cycle 350–450, corresponding to roughly 16–20 months of daily use. For the standard 47Wh tier, replace when runtime under mixed business workloads drops below 6.5 hours. For the extended 70Wh tier, replace when runtime falls below 9–10 hours. Use powercfg /batteryreport in Windows PowerShell to generate a battery health report showing full charge capacity versus design capacity across the managed device pool — this enables proactive replacement scheduling before end-user runtime complaints begin.
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