FZ-VZSU94W / FZ-VZSU95W 22Wh & 49Wh Battery for Panasonic Toughpad FZ-M1 FZ-B2 — FZ-VZSU94R FZ-VZSU95R
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Part Numbers: FZ-VZSU94W / FZ-VZSU94R / FZ-VZSU94K / FZ-VZSU94JS / FZ-VZSU95W / FZ-VZSU95R / FZ-VZSU95JS / FZ-VZSU0JW / FZ-VZSU0HW — 7.2V / Li-ion
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Two Physically Different Products: Standard 22Wh / 3,050–3,220mAh (2-cell, flat back profile) or Extended 49Wh / 6,800mAh (4-cell, rear hump protrusion) — same connector, different external dimensions; select by shift length and use case
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Compatibility: Panasonic Toughpad FZ-M1 (MK1/MK2/MK3), FZ-M1C, FZ-B1, FZ-B2, FZ-B3
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Hot-Swap: FZ-M1 units with optional Bridge Battery support live battery swap without device shutdown — requires pre-charged spare ready to insert
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Factory Direct: Rolling small-batch replenishment; 12-month warranty; sample with test report available before bulk commitment
Product Description
The Panasonic Toughpad FZ-M1 and FZ-B2 are 7-inch fully rugged Windows tablets used in environments where a device is carried in one hand for hours at a time — pharmaceutical warehouse picking lines, hospital ward rounds, utility meter reading, manufacturing floor supervision, and outdoor field data collection. Understanding which of the two available batteries to order is not simply a matter of picking the higher capacity. The 22Wh and 49Wh units are physically different products that create a different user experience in the hand.
FZ-VZSU94W — Standard Battery (22Wh / 3,050–3,220mAh / 2-cell)
Installs flush with the back of the FZ-M1 chassis. The device profile remains slim and the back is completely flat. Weight is minimized. This is the correct choice when the device is used in single-hand operation for extended periods — 3D scanning, barcode scanning on a warehouse floor, field parameter adjustment, or patient-side clinical documentation where the tablet is held continuously. Under mixed workload conditions on the FZ-M1, expect approximately 8 hours of runtime. The flat back also maintains the FZ-M1’s IP65 dust and water ingress rating without any additional sealing consideration.
FZ-VZSU95W — Extended Battery (49Wh / 6,800mAh / 4-cell)
Uses a 4-cell pack that physically protrudes from the back of the device as a visible rear hump. The device is thicker and slightly heavier with this battery installed. Runtime extends to approximately 14 hours under mixed workloads. Charging time increases proportionally: approximately 4.5–5 hours from depleted. This battery is the correct choice for field engineers on remote site inspections, utility crews without AC access mid-shift, or emergency response operators who cannot charge between deployments. The extra weight is an acceptable tradeoff when the alternative is a dead device mid-operation.
Hot-Swap on FZ-M1 units with Bridge Battery:
FZ-M1 models configured with the optional Bridge Battery allow live battery swap — the Bridge Battery maintains system power for approximately 1 minute while the main battery is swapped, without requiring shutdown or sleep. For this to work: the replacement battery must be pre-charged to at least 80% before the swap. A flat spare does not help during a hot-swap. Depot stock management should keep spare batteries charged and ready, not stored flat.
Verified Compatible Part Numbers (P/N):
FZ-VZSU94W · FZ-VZSU94R · FZ-VZSU94K · FZ-VZSU94JS · FZ-VZSU94 · FZ-VZSU95W · FZ-VZSU95R · FZ-VZSU95JS · FZ-VZSU95 · PAFZVZSU95W · FZ-VZSU0JW · FZ-VZSU0HW · CF-VZSU95R (cross-listed)
Verified Compatible Models:
| Platform | Models |
|---|---|
| Panasonic Toughpad FZ-M1 | MK1 / MK2 / MK3, FZ-M1C — all configurations |
| Panasonic Toughpad FZ-B1 | All FZ-B1 variants |
| Panasonic Toughpad FZ-B2 | All FZ-B2 variants |
| Panasonic Toughpad FZ-B3 | All FZ-B3 variants (Android) |
Technical Parameters
| Parameter | FZ-VZSU94W — Standard | FZ-VZSU95W — Extended |
|---|---|---|
| Primary P/N | FZ-VZSU94W / FZ-VZSU94R / FZ-VZSU94K / FZ-VZSU94JS / FZ-VZSU0JW / FZ-VZSU0HW | FZ-VZSU95W / FZ-VZSU95R / FZ-VZSU95JS / CF-VZSU95R / PAFZVZSU95W |
| Battery Type | Li-ion, 2-Cell | Li-ion, 4-Cell |
| Rated Voltage | 7.2V (Nominal) / 8.4V (Max Charge) | |
| Rated Capacity (Wh) | 22Wh | 49Wh |
| Rated Capacity (mAh) | 3,050mAh (typ.) / 3,220mAh (some variants) | 6,800mAh |
| Back Profile After Install | Flat — chassis back is smooth and even | Rear hump protrusion — visibly thicker than standard |
| Best Use Case | Single-hand operation, office/lab mobility, shifts under 8 hours with AC access | Field/remote deployment, shifts 8–14 hours without AC access |
| Estimated Runtime | ~8 hours (mixed use, FZ-M1) | Up to 14 hours (light/mixed) / ~10–11 hours (heavy CPU) |
| Charge Time | ~2 hours from depleted | ~4.5–5 hours from depleted |
| Hot-Swap Support | Yes — on FZ-M1 units with optional Bridge Battery (~1 min window); replacement must be ≥80% charged | |
| Cell Grade | Grade-A Li-ion, capacity-matched within ±20mAh per cell group | |
| Connector | Identical — same connector and bay for both tiers | |
| Over-charge Cutoff | > 8.4V | |
| Over-discharge Protection | < 6.0V | |
| Over-temperature Cutoff | > 70°C | |
| Cycle Life (rated) | 500+ full charge-discharge cycles | |
| Operating Temperature | 0°C – 45°C (Charging) / -20°C – 60°C (Discharging) | |
| Storage Temperature | -20°C – 40°C (recommended at 40–60% charge) | |
| Compatible Platforms | Toughpad FZ-M1 MK1/MK2/MK3 / FZ-M1C / FZ-B1 / FZ-B2 / FZ-B3 | |
| Certifications | CE / FCC / RoHS (batch documentation available on request) | |
| Warranty | 12 months | |
Need a stable supply plan? Send your model list + quantities + destination. We’ll confirm lead time, shipping method, and compliance documents before you place the order.
Features & Advantages
✅ Two Physically Distinct Products — Flat Back vs. Rear Hump
The 22Wh standard battery installs flush with the FZ-M1 chassis back — flat profile, lighter weight, designed for single-hand operation where ergonomics matter. The 49Wh extended battery protrudes as a visible rear hump and adds measurable weight. Before ordering in bulk, confirm with end users which form factor their workflow requires. A warehouse picker on a 6-hour scan-and-pick shift wants the flat 22Wh. A field engineer on a 12-hour remote inspection wants the 49Wh hump — the extra weight is irrelevant compared to reaching end of shift with battery remaining.
✅ 8 Hours vs. 14 Hours Runtime — Match Battery Tier to Actual Shift Length
Standard 22Wh: approximately 8 hours under mixed FZ-M1 workloads. Extended 49Wh: up to 14 hours under light to mixed use, approximately 10–11 hours under sustained CPU load. The runtime improvement from 22Wh to 49Wh is 2.2× — meaningful for deployments where shift length exceeds what the standard battery covers. Procuring the wrong tier in either direction is a genuine operational problem: underpowered devices fail mid-shift, overpowered and overweight devices fatigue single-hand operators.
✅ Bridge Battery Hot-Swap Support on Equipped FZ-M1 Units
FZ-M1 models configured with the optional Bridge Battery accessory support live battery replacement — approximately 1 minute of bridge power while the main battery is swapped, with no shutdown required. For depots stocking spare batteries for hot-swap rotation: spare units must be maintained at 80–100% charge at the field location. A flat spare battery makes hot-swap operationally useless. Depot stock management protocols should include regular charge verification on spare inventory.
✅ Covers FZ-M1 All MK Generations Plus FZ-B1 / FZ-B2 / FZ-B3
The FZ-M1 ran from MK1 through MK3 with the same battery interface unchanged. The FZ-B1, FZ-B2 (Windows), and FZ-B3 (Android) are all confirmed compatible. For IT teams managing mixed FZ-M1 and FZ-B series Toughpad fleets, one SKU per capacity tier covers every device in the pool with no platform-specific variant ordering.
✅ Factory Direct Pricing for Healthcare, Logistics, and Field Service Fleet Supply
No distributor markup on bulk orders. The FZ-M1 and FZ-B2 are deployed at scale in pharmaceutical distribution centers, hospital IT pools, utility field crews, and manufacturing floor operations. Battery replacement in these environments is volume-driven and continuous. Factory-direct pricing and rolling small-batch replenishment suits the procurement pattern of IT departments managing 50–500+ Toughpad devices under ongoing service contracts.
Packing & Delivery
Lead Time & Shipping
In-stock items: Ship within 3 days
For standard replacement models with available inventory.Mass production orders: Ship within 7 days
For regular models under confirmed specifications and packaging requirements.Customized orders: Ship within 15 days
For custom cell configuration, size, wire/connector, PCB/BMS, labeling, or packaging.
Note: Final dispatch time depends on total quantity, model complexity, packaging requirements, and shipping compliance documents. We will confirm the estimated shipping date (ETD) after order confirmation.
Air freight (urgent, smaller volume)
Sea freight (cost-effective for bulk)
Rail / Truck (subject to destination)
Express channels
Documents available: UN38.3 / MSDS / Transport Test Report (if applicable)
Compliant packaging and carton labeling can be arranged based on the chosen shipping method.
EXW / FOB / CIF / DDP available
FAQ
Q1: What is the physical difference between the 22Wh and 49Wh battery — do they look the same on the device?
A: No, they look noticeably different after installation. The 22Wh standard battery (FZ-VZSU94W) installs flush with the back of the FZ-M1 chassis — the device back is completely flat. The 49Wh extended battery (FZ-VZSU95W) uses a 4-cell pack (6,800mAh / 7.2V) that is physically larger and protrudes as a visible hump from the device back after installation, increasing the effective thickness and adding some weight. Both batteries use the same connector and install in the same bay, but they are not dimensionally equivalent. Confirm which profile your end users need before placing a bulk order.
Q2: Which battery should I order for single-hand field operation versus extended field deployment?
A: For single-hand operation — barcode scanning, 3D measurement, clinical documentation where the tablet is held continuously — the flat 22Wh standard battery is the right choice. Lighter weight and flat back profile reduce operator fatigue during sustained one-handed use. For extended field deployment — remote site inspection, utility crews without mid-shift AC access, shifts of 10 to 14 hours — the 49Wh extended battery is the correct choice. The added weight from the rear hump is an acceptable tradeoff when the operational requirement is full-shift coverage without charging.
Q3: How does hot-swap work on the FZ-M1, and does it work with both battery tiers?
A: FZ-M1 units configured with the optional Bridge Battery accessory support live battery replacement — the Bridge Battery maintains power for approximately 1 minute while the main battery is removed and replaced without shutdown. This works with both the 22Wh and 49Wh tiers since the hot-swap system operates on voltage presence, not capacity. The critical requirement is that the replacement battery must be at least 80% charged before the swap. A flat spare cannot support a hot-swap. Depot battery management must include pre-charging and readiness verification of all spare units in rotation.
Q4: Are FZ-VZSU94W, FZ-VZSU95W, FZ-VZSU94R, FZ-VZSU95R, FZ-VZSU0JW, and FZ-VZSU0HW all interchangeable?
A: Within the same capacity tier, yes. FZ-VZSU94W, FZ-VZSU94R, FZ-VZSU94K, FZ-VZSU94JS, FZ-VZSU0JW, and FZ-VZSU0HW are all regional and revision variants of the same 22Wh standard unit. FZ-VZSU95W, FZ-VZSU95R, and FZ-VZSU95JS are regional variants of the 49Wh / 6,800mAh extended unit. Cross-tier substitution is a deliberate form factor decision — the connector is the same but physical profile, weight, and runtime differ materially between the two tiers.
Q5: Can I order samples of both capacity tiers with electrical test data before committing to a bulk fleet order?
A: Yes. Sample units of either 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. This allows incoming inspection to confirm which capacity tier was shipped and that capacity targets are met. Bulk production lead time is 7–15 business days. Accepted payment terms: T/T, L/C, and platform escrow.
Q6: When should FZ-VZSU94W or FZ-VZSU95W batteries be replaced in a managed fleet?
A: Under typical managed use — one to two full cycles per shift, five days per week — a Grade-A unit reaches approximately 70% of original capacity around cycle 350–450, corresponding to 14–18 months of daily use. For the 22Wh standard tier, replace when runtime drops below 5.5 hours. For the 49Wh extended tier, replace when runtime falls below 9–10 hours. For hot-swap-dependent operations, apply a stricter threshold of 80% of rated capacity. Use powercfg /batteryreport in Windows PowerShell to monitor full charge capacity versus design capacity across the fleet.
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