CF-VZSU71U 69Wh 10.8V Li-ion OEM Battery for Toughbook CF-52 MK4 MK5 / CF-53 MK1–MK4 — CF-VZSU72U
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Part Numbers: CF-VZSU71U / CFVZSU71U / CF-VZSU72U / CF-VZSU1430U / VZSU71U — 69Wh / 10.8V / Li-ion / 6,750mAh (typ.) / 6,300mAh (min.)
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OEM-Spec Fit: The Panasonic OEM CF-VZSU71U was originally designated for CF-52 MK4/MK5 and CF-53 MK1–MK4; also cross-compatible with CF-30 and CF-31 — always verify original label P/N before bulk ordering
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Different from CF-VZSU46: The CF-VZSU71U is 69Wh / 10.8V; the CF-VZSU46 is 87Wh / 10.65V — same chassis, electrically non-identical; confirm which capacity your fleet requires
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Factory Direct Supply: Small-batch replenishment supported; suited for government IT, rugged device repair depots, and specialist distributors supplying public safety fleets
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Qualitätssicherung: 12-month warranty; actual discharge capacity verified ≥95% of rated 69Wh pre-shipment; full test report with sample orders
Produktbeschreibung
The CF-VZSU71U is the Panasonic OEM-designated “Long Life Battery” for the Toughbook CF-52 MK4/MK5 and CF-53 MK1 through MK4 — a distinction that matters in B2B procurement and that most aftermarket product pages get wrong. The majority of listings lump the CF-VZSU71U together with the CF-VZSU46 as if they are identical. They are not. The CF-VZSU71U is rated at 69Wh / 10.8V / 6,750mAh. The CF-VZSU46 is rated at 87Wh / 10.65V / 8,550mAh (9-cell, 3S3P). These two units share the same connector and fit the same chassis, but they are not electrically equivalent. Fleet procurement managers sourcing replacements for CF-53 or CF-52 fleets need to confirm whether the original battery label reads CF-VZSU71U or CF-VZSU46 before placing any volume order.
The CF-VZSU71U is specifically the battery Panasonic specified when the CF-52 MK4/MK5 and CF-53 platform launched. Its capacity — 69Wh nominal — is the correct OEM baseline for runtime estimates published in Panasonic’s official CF-53 spec sheets. If a department’s runtime SLA was set against Panasonic’s published specifications, it was set against a CF-VZSU71U, not an 87Wh aftermarket upgrade. For IT managers maintaining compliance with OEM power specifications in regulated environments (public safety dispatch systems, military logistics platforms, healthcare field devices), this distinction is material.
Physical dimensions: approximately 165mm × 82mm × 21mm, weight approx. 465g — matching Panasonic’s published OEM spec for this unit.
Verified Compatible Part Numbers (P/N):
CF-VZSU71U · CFVZSU71U · VZSU71U · CF-VZSU71U-BTI (BTI variant) · CF-VZSU72U · CF-VZSU72R · CF-VZSU1430U · cross-compatible with CF-VZSU46 / CF-VZSU46S / CF-VZSU46U / CF-VZSU46R / CF-VZSU46AU (different Wh — confirm requirement)
Geprüfte kompatible Modelle:
| Serie | Variants |
|---|---|
| Panasonic Toughbook CF-52 | MK4, MK5 (primary OEM designation) |
| Panasonic Toughbook CF-53 | MK1, MK2, MK3, MK4 — incl. CF-53AAGZX1M, CF-53JJCZYLM, CF-53JALZYLM, CF-53SJCZYLM, CF-53SALZYLM, CF-532JCZYCM |
| Panasonic Toughbook CF-31 | All MK generations (cross-compatible) |
| Panasonic Toughbook CF-30 | All MK generations (cross-compatible) |
⚠️ Capacity clarification: CF-VZSU71U = 69Wh / 10.8V. Do not substitute with CF-VZSU46 (87Wh / 10.65V) unless the higher capacity has been specifically requested and confirmed with the end customer. Both fit the chassis; both charge correctly; but they are not the same product.
Technische Parameter
| Parameter | Spezifikation |
|---|---|
| Part Number (P/N) | CF-VZSU71U / CFVZSU71U / VZSU71U / CF-VZSU72U / CF-VZSU72R / CF-VZSU1430U |
| OEM Designation | Panasonic “Long Life Battery” — primary spec for CF-52 MK4/MK5 and CF-53 MK1–MK4 |
| Akku-Typ | Li-ion (Lithium-Ion), 9-Cell |
| Nennspannung | 10.8V (Nominal) / 12.6V (Max Charge) |
| Rated Capacity (Wh) | 69Wh (Typical) — OEM minimum spec: 66Wh |
| Nennkapazität (mAh) | 6,750mAh (Typical) / 6,300mAh (Minimum per Panasonic OEM spec) |
| Comparison Reference | CF-VZSU46 = 87Wh / 10.65V / 8,550mAh — different product; same connector, higher capacity |
| Zellkonfiguration | 3S3P (3 series × 3 parallel), 9 cells total |
| Zellqualität | Grade-A Li-ion, capacity-matched within ±20mAh per cell group |
| Physical Dimensions | Approx. 165mm × 82mm × 21mm (matches Panasonic OEM published spec) |
| Gewicht | Approx. 465g (1.1 lbs) |
| Over-charge Cutoff | > 12.6V |
| Over-discharge Protection | < 8.25V |
| Over-temperature Cutoff | > 70°C |
| Cycle Life (rated) | 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 for long-term storage) |
| Target Platforms | CF-52 MK4/MK5 (primary), CF-53 MK1–MK4, CF-31, CF-30 (cross-compatible) |
| Connector | OEM-matched Panasonic Toughbook 9-cell connector (same bay as CF-VZSU46) |
| 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
✅ OEM-Designated Battery for CF-52 MK4/MK5 and CF-53 — Not a Generic Aftermarket Unit
Panasonic officially designated the CF-VZSU71U as the Long Life Battery for the CF-52 MK4/MK5 and CF-53 platform. For IT procurement teams managing fleets under OEM compliance requirements — particularly in healthcare, defence logistics, or public safety dispatch environments — this is the correct replacement unit, not a higher-capacity upgrade. OEM-spec replacements maintain published runtime baselines and avoid power management conflicts in enterprise device management systems.
✅ Critical Spec Differentiation: CF-VZSU71U vs. CF-VZSU46
Most competitor listings describe these as interchangeable. They are not. The CF-VZSU71U is 69Wh / 10.8V; the CF-VZSU46 is 87Wh / 10.65V. Both fit the same bay and connector, but runtime profiles, charge cycles, and thermal behaviour differ. We document this distinction clearly on every order confirmation and cross-reference sheet — reducing ordering errors for depot technicians managing mixed P/N Toughbook inventories.
✅ Exact OEM Physical Dimensions — No Chassis Fit Issues
Manufactured to Panasonic’s published OEM spec: approximately 165mm × 82mm × 21mm / 465g. This precision matters on the fully rugged Toughbook chassis where the battery bay has tight tolerances and the latch mechanism requires an exact thickness match. Dimensional variance in non-spec aftermarket units causes loose fitment, intermittent connector contact, and in field conditions, data loss.
✅ Grade-A Cells, 69Wh Capacity Verified at Shipment
Every production batch is discharge-tested against the rated 69Wh spec before packaging. Typical output is ≥95% of rated capacity. Cell grouping held within ±20mAh. For fleet operators managing 50–500+ Toughbook units, consistent capacity across a batch means predictable shift runtime across the entire fleet — not a mix of 68Wh and 61Wh units from the same order.
✅ Factory Direct for Government and Enterprise Rugged Fleet Supply
No distributor margin. Pricing reflects production cost, making this viable for quarterly refresh contracts, repair depot stock, and B2B resellers serving government and public safety verticals. Rolling small-batch orders supported. Private label and custom documentation packages available — including test reports and certification copies formatted for government procurement submissions.
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 actual difference between CF-VZSU71U and CF-VZSU46 — can I use either one in my Toughbook?
A: Both batteries fit the CF-30, CF-31, and CF-53 chassis using the same connector and bay. The difference is capacity and voltage: CF-VZSU71U is 69Wh / 10.8V / 6,750mAh — the Panasonic OEM-designated “Long Life Battery” for the CF-52 MK4/MK5 and CF-53 platform. The CF-VZSU46 is 87Wh / 10.65V / 8,550mAh — a higher-capacity aftermarket upgrade that uses the same connector. Both charge and function correctly in the same chassis, but they produce different runtime figures. If your runtime SLA or documentation references Panasonic’s published CF-53 specs, the CF-VZSU71U is the OEM-compliant choice. If maximum runtime per charge is the priority, the CF-VZSU46 delivers roughly 25% more capacity.
Q2: Which specific CF-53 MK generations does the CF-VZSU71U cover?
A: The CF-VZSU71U covers all four CF-53 MK generations: MK1, MK2, MK3, and MK4. It is also the primary OEM battery for CF-52 MK4 and MK5, and is cross-compatible with CF-30 and CF-31 across all their respective MK revisions. For the CF-52 specifically, earlier MK generations (MK1–MK3) used the CF-VZSU46 family — confirm the original label P/N if you are servicing a mixed CF-52 fleet spanning multiple generations.
Q3: What runtime should a CF-VZSU71U deliver on a Toughbook CF-53 under field conditions?
A: Based on Panasonic’s published OEM spec for the CF-53 with CF-VZSU71U, typical runtime is approximately 7–10 hours under mixed business workloads (LTE data, GPS, moderate CPU load, screen at mid-brightness). The CF-53 with discrete graphics runs shorter — expect 5–7 hours under the same conditions. A unit that falls below 4 hours under light use after calibration has likely dropped below 70% of original 69Wh capacity and should be replaced. Use Panasonic’s PC Information Viewer or HWiNFO64 to check full charge capacity vs. design capacity before condemning a battery.
Q4: The Toughbook CF-53 reports “Battery Authentication Failed” after fitting a new CF-VZSU71U — how do I clear this?
A: This is a Panasonic EC (embedded controller) behaviour triggered when the BMS handshake does not complete on the first boot with a new battery. Resolution: (1) Shut down fully, disconnect AC. (2) Remove the battery and hold the power button for 30 seconds to fully drain the EC. (3) Reinstall the battery — ensure the connector is fully and evenly seated; the CF-53 bay latch is spring-loaded and requires deliberate pressure. (4) Connect AC only (no battery) and boot to BIOS. (5) Power off, reattach battery, reconnect AC, and boot. (6) Run a full charge cycle (5% → 100%) before the next field deployment. Persistent authentication errors after these steps indicate a BMS firmware issue — contact the supplier with the batch number.
Q5: We manage a mixed CF-52 and CF-53 fleet. Can one SKU cover both?
A: Yes, with one caveat. The CF-VZSU71U covers CF-52 MK4/MK5 and CF-53 MK1–MK4 under a single SKU. CF-52 MK1, MK2, and MK3 used the CF-VZSU46 battery family. If your fleet includes older CF-52 MK1–MK3 units alongside CF-52 MK4/MK5 and CF-53 units, you will need two battery SKUs: CF-VZSU71U for the newer platform, CF-VZSU46 for the older MK variants. Cross-referencing by chassis serial number or opening the battery bay to read the original P/N label is the only reliable method to sort these at depot intake.
Q6: What QC documentation do you provide with bulk CF-VZSU71U orders, and how do I request samples?
A: Sample units ship within 3–5 business days with a full electrical test report: actual discharge capacity vs. rated 69Wh (acceptance threshold ≥95%), internal resistance per cell group, and thermal cycling test results. This documentation is formatted for use in incoming inspection records and government procurement validation. Bulk production lead time is 7–15 business days. Accepted payment terms: T/T, L/C, platform escrow. For government and defence procurement requirements — including UN38.3 transport documentation or additional certification copies — notify us at the sample stage and we coordinate the required paperwork before production confirmation.
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