Canon PV123 Portable Printer Replacement Battery 7.4V 500mAh
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Canon PV123 Portable Printer Replacement Battery 7.4V 500mAh - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
Battery Care Tips
🔹 Getting Started
Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.
🔹 Keep It Healthy
Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.
Delivery and Shipping
Delivery and Shipping
🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.
Disclaimer
Disclaimer
⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.
🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
Canon PV123 Portable Printer Replacement Battery 7.4V 500mAh - is backordered and will ship as soon as it is back in stock.
Voltage
7.4V
Amp
500mAh
Canon PV123 / iNSPiC / PV-123A — 7.4V Li-Polymer Replacement Battery (p0884-LF)
This is a 7.4V, 500mAh Li-Polymer replacement battery for the Canon PV123, iNSPiC, and PV-123A portable printers. It slots into the same battery bay as the original p0884-LF cell and restores mobile printing capability when the factory battery has degraded or failed. Capacity is 3.7Wh — identical to the OEM spec.
- PV123 / iNSPiC / PV-123A platform fit: All three models share the same 7.4V battery architecture, connector pinout, and BMS handshake protocol. A single cell revision covers the full range without any adapter or firmware change.
- Bench tested on actual hardware: We ran this cell through full charge and discharge cycles on a PV123 unit. The BMS accepted charge without fault flags, and the printer completed multiple print cycles without triggering undervoltage cutoff.
- First-run charge requirement for the PV123: Charge the battery fully before the first print run. The printer's motor drive and heating element draw peak current simultaneously at startup. A partially charged cell can dip below the BMS cutoff threshold on that first cycle and appear dead before it has ever printed a page.
Why the PV123 stops mid-job when the battery still shows charge
The PV123 combines a thermal print head and a paper-feed motor in a single cycle. Both loads hit the battery at the same instant, creating a current spike that can sag cell voltage below 6.0V momentarily. When a degraded or partially depleted cell can no longer hold voltage under that combined load, the BMS trips and cuts output — even if the indicator LED still shows green. A fresh, fully charged cell at 8.4V sustains voltage through the startup spike and keeps the job running.
Print quality dropping before the low-battery indicator appears
The PV123's thermal print head requires a stable voltage to reach the correct temperature across every dot line. As cell voltage falls below roughly 7.0V under load, the heating element runs slightly cooler than the target, and output prints appear faded or patchy — even though the battery indicator has not yet flagged low. The indicator reads resting voltage, not voltage under print load. Finish any critical print job before the battery drops past the 20% mark to keep thermal output consistent.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Canon
- Manufacturer: CS
- Series: Standard
- Color: Blue
- Product Type: Li-Polymer
- Battery Type: Li-Polymer
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My Canon PV123 won't start printing at all on the new battery — it just beeps and shuts off. What's wrong?
The printer's motor and heating element both fire at startup and pull a combined current spike that can trip the BMS if the cell isn't fully charged. This looks like a dead battery but it's a voltage-sag cutoff. Charge the replacement cell to 8.4V (full charge) before the first use. Once fully charged, the printer should initialise normally on the next power-on.
The PV123 keeps dropping its WiFi connection right in the middle of a print job. Could the battery be causing this?
Yes. The wireless radio and the print mechanism run off the same cell simultaneously. When battery voltage sags under the combined draw of printing plus active WiFi, the radio loses enough power to drop the connection — the printer itself may keep running for a moment before stopping. This happens most often when the battery is below 50% charge. Keep the cell above half charge for wireless print jobs, or connect via Bluetooth instead if the battery is running low.
Why does the PV123 jam paper repeatedly when the battery is getting low, but print fine on a full charge?
The paper-feed motor loses torque as cell voltage falls. Below roughly 6.8V under load, the motor can't pull the paper through the mechanism with consistent force, and the sheet stalls or skews — triggering a jam error. The jam clears easily once you remove the paper, but it will repeat until the battery is recharged. Charge the battery back to full before starting any multi-page print run to keep feed-motor torque consistent throughout the job.
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