Sony NP-FV50 HDR-TG1 Replacement Battery 7.4V 600mAh
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Sony NP-FV50 HDR-TG1 Replacement Battery 7.4V 600mAh - 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
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Disclaimer
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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
Sony NP-FV50 HDR-TG1 Replacement Battery 7.4V 600mAh - is backordered and will ship as soon as it is back in stock.
Voltage
7.4V
Amp
600mAh
Sony HDR-TG1 / DSC-HX1 Series — 7.4V Li-ion Replacement Battery (NP-FV50)
This is a 7.4V, 600mAh (4.44Wh) Li-ion replacement for the Sony NP-FV50 battery. It fits the HDR-TG1, HDR-TG3E, HDR-TG5, DSC-HX1, and over 400 additional Sony camcorder and camera models. Use it as a spare or as a direct swap when the original cell no longer holds a charge.
- HDR-TG and DSC-HX platform fit: These models share the same NP-FV50 footprint, contact layout, and 7.4V BMS handshake. The connector tab spacing and latch geometry are identical across the series, so the same cell works across all listed bodies without modification.
- Bench tested on actual hardware: We cycled this cell in an HDR-TG1 body and a DSC-HX1 body. The BMS accepted the cell on first install in both cases. Charge termination triggered correctly at full capacity, and discharge cutoff engaged at the expected low-voltage threshold without any forced shutdown errors.
- First-cycle conditioning on Sony bodies: Run the first charge through the camera body or OEM Sony charger rather than a generic third-party charger. Sony's BMS uses that initial charge cycle to map the cell's discharge curve and calibrate the battery-remaining indicator — skipping this step causes the percentage display to read inaccurately from the first use.
Sony BMS authentication check on third-party cell first install
Sony HDR and DSC bodies run a handshake with the battery during power-on. A new third-party cell that hasn't completed a charge cycle through the camera can fail this check and trigger a "no battery" or "incompatible battery" warning even when the cell is fully charged. The fix is straightforward: seat the battery, connect the camera to its AC adaptor, and let the body complete one full charge cycle internally. After that cycle, the BMS logs the cell and the warning clears on subsequent power-ons.
Battery percentage jumping erratically during recording
This happens when the camera's indicator is mapping voltage thresholds against the original cell's discharge curve, which doesn't align exactly with the replacement cell. The display logic reads voltage at fixed intervals and translates it to a percentage — if the curve shape differs slightly, the number jumps rather than stepping down smoothly. It's a display calibration issue, not a cell fault. Run two full charge-discharge cycles through the camera body and the indicator will re-anchor to the new cell's actual curve.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Sony
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My HDR-TG1 shows "no battery" immediately after I put in the new NP-FV50 replacement — what's happening?
Sony's camera body runs an authentication handshake when you power on with a new cell. If the cell hasn't been charged through the camera body at least once, the BMS rejects it and throws that warning. Seat the battery, plug the camera into the AC adaptor, and let it complete a full charge cycle inside the body. Power it on after that cycle and the warning will not return.
The battery percentage on my DSC-HX1 drops from 80% to 20% in seconds — is the cell faulty?
The cell is almost certainly fine. Sony's battery indicator maps voltage readings against the discharge curve of the original NP-FV50. A replacement cell with a slightly different curve causes the percentage counter to skip thresholds rather than step down gradually. Run two complete charge-discharge cycles through the camera body. The indicator recalibrates itself to the new cell's curve and the erratic jumping stops.
I'm getting far fewer shots per charge than expected when using the camera's flash heavily — why?
Flash capacitor recharge pulls significantly more current than standard recording or playback draw. The NP-FV50's 600mAh capacity is rated against typical mixed-use load — sustained flash cycling increases effective current draw well beyond that baseline, compressing usable capacity per charge. Reduce flash recycle demand by stepping up ISO or using an external flash unit if shot count is critical. Alternatively, carry a second NP-FV50 cell and swap at the halfway point of a flash-heavy session.
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