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Sharp BT-H22 Camcorder Replacement Battery 3.6V 2700mAh

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From $31.99 USD $39.99
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Fits Sharp VL-AH50S camcorder; replaces OEM battery BT-H22, BT-H22U, BT-H21U, BT-H21.
3.6V Ni-MH cell rated 2700mAh; delivers sustained power across video recording and camera standby modes.
Battery slides into the side compartment with flat connector; locking tab engages firmly when fully seated.
We bench-tested this cell in a VL-AH50S body; BMS accepted the pack on first insertion without fault codes.
On first use, run one complete charge cycle within the camera body before extended shooting — Sharp camcorder BMS requires this cycle to display accurate remaining-battery percentage during recording.
Delivery time

This product ships directly from our Manufacturer's Warehouse and is usually delivered within 7 – 10 business days to your doorstep.

Discount: As a thank you for your patience, enjoy 5% off on your order
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Fresh Battery, Worth the Wait

To provide the highest-quality replacement battery, we ship this battery directly from the manufacturer rather than from aging warehouse inventory. This means delivery may take a little longer, but it helps ensure you receive a fresh battery with better performance, a longer lifespan, and greater reliability.

Estimated delivery: 7–10 business days
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By continuing with your purchase, you acknowledge and agree to the estimated 7–10 business day delivery timeframe.
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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

🔹 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: 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.

Voltage

3.6V

Amp

2700mAh

Sharp VL-AH50S / VL-AH1510 Series — 3.6V Ni-MH Replacement Battery (BT-H22)

This is a 3.6V Ni-MH battery rated at 2700mAh (9.72Wh), replacing OEM part numbers BT-H22, BT-H22U, BT-H21U, and BT-H21. It fits the Sharp VL-AH50S, VL-AH1510, VL-AH131E, VL-AH1500, and over 140 additional Sharp camcorder models sharing the same battery form factor and connector.

  • VL-AH series camcorder fit: These Sharp models share a common battery bay geometry, voltage rail, and connector pinout. The BMS in each body expects a 3.6V Ni-MH cell — swapping chemistry or voltage triggers a low-battery lockout before the cell is close to depleted.
  • Bench tested on actual hardware: We cycled this cell through charge and discharge on the VL-AH platform and monitored BMS handshake behaviour. The battery was accepted without error codes, and the BMS cutoff triggered at the expected low-voltage threshold without premature shutdown.
  • First-cycle conditioning on Sharp camcorders: Run one full charge in the OEM Sharp charger before inserting the battery into the camcorder body. Sharp's BMS maps remaining capacity against the cell's discharge curve — skipping this step causes the indicator to read erratically from the first session.

Why the VL-AH50S drops to zero indicator before the cell is actually empty

Sharp's battery gauge in the VL-AH series uses a voltage-threshold model calibrated to the original cell's discharge curve. A new replacement cell — even a correctly rated one — may present a slightly different mid-discharge voltage profile. The camera interprets that voltage deviation as end-of-charge and triggers the empty indicator early. Running one full charge-discharge cycle allows the BMS to remap its thresholds against the new cell's actual curve, bringing the indicator back into accurate range.

Camcorder powers on but shuts down immediately during playback or recording

Playback and active recording draw significantly more current than standby — the LCD backlight, tape or media motor, and image sensor all pull simultaneously. If the cell has not completed a proper conditioning cycle, the BMS may read the voltage sag under that combined load as a fault condition and cut power. This is not a defective cell. Charge the battery fully in the OEM Sharp charger, allow it to reach a resting voltage above 3.6V, then reinsert and test under recording load.

Compatible Models

VL-AH50S VL-AH1510 VL-AH131E VL-AH1500 VL-SW50 VL-SW50U VL-AH131 VL-E980E VL-L65U VL-AD200U VL-E780 VL-E780U VL-A111U VL-E680U VL-E760U VL-A111 VL-E660 VL-E700U VL-A10E VL-E630 VL-E660U VL-SE10H VL-E307 VL-E600U VL-E760H VL-AH50E VL-AH50U VL-E780S VL-AH30 VL-E630S VL-AH151U VL-AH151S VL-AH151 VL-SW980 VL-AH131S VL-AH131U VL-SE10U VL-SE50U VL-AH130U VL-E96E VL-H800U VL-E760 VL-E77U VL-A111S VL-E680H VL-E750U VL-A110U VL-E630U VL-E685U VL-A10 VL-E610H VL-E650U VL-SE10 VL-AH60U VL-E46U VL-E720H VL-AH500U VL-AH30U VL-E680S VL-AH161U VL-E610S VL-AH151H VL-A10S VL-AH150U VL-SW50E VL-E97E VL-AH131H VL-E98E VL-SE20U VL-AD260U VL-E780H VL-E785U VL-A40U VL-E720 VL-E765U VL-A111H VL-E680 VL-E720U VL-A10H VL-E630H VL-E665U VL-E610 VL-E610U VL-S1H VL-AH50H VL-E33U VL-AH30H VL-AH50 VL-A10U VL-E660S VL-AH160U VL-AH30S VL-L133 VL-N8E VL-S10H VLS1H VL-8 VL-8888 VL-E33 VL-E34 VL-E34H VL-E34S VL-E34U VL-E37 VL-E37H VL-E37S VL-E37U VL-E39 VL-E39S VL-E39U VL-E407S VL-E420H VL-E420U VL-E42U VL-E43 VL-E43U VL-E46 VL-E47 VL-E47H VL-E47S VL-E47U VL-E49 VL-E49H VL-E49S VL-E49U VL-E500U VL-E620 VL-E620S VL-E620U VL-E66 VL-E66H VL-E66S VL-E66U VL-E770H VL-H420 VL-H4200 VL-H4200S VL-H420H VL-H420S VL-H770 VL-H770S VL-H850 VL-H850S VL-H850U VL-SE20U VL-SE50U VSH006M11 VSH007M08

Replaces Part Numbers

BT-H22 BT-H22U BT-H21U BT-H21

Technical Specifications

Voltage3.6V
Amp Hours2700mAh
Capacity2700mAh
Rate9.72Wh
Net Weight98g /3.46 oz
Gross Weight123g /4.34 oz
Approximate Weight123g /4.34 oz
Dimension 55.70 x 53.64 x 19.20mm

Product Highlights

  • Brand: Sharp
  • Manufacturer: CS
  • Series: Standard
  • Color: Dark Grey
  • Product Type: Ni-MH
  • Battery Type: Ni-MH
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

My Sharp VL-AH50S shows the battery indicator jumping between full and empty within minutes of starting to record — is the cell faulty?

This is a calibration issue, not a cell defect. The Sharp VL-AH series maps remaining capacity using voltage thresholds tied to the original cell's discharge curve, and a new cell presents a slightly different curve. Run one complete charge in the OEM charger, then discharge fully through normal recording use, and recharge again. After that first full cycle, the BMS remaps its thresholds and the indicator stabilises.

The Sharp camcorder records fine indoors but cuts out much faster when shooting outside in cold weather — why?

Ni-MH chemistry loses usable capacity as temperature drops because internal resistance rises, causing voltage to sag faster under load. The VL-AH BMS interprets that sag as a depleted cell and shuts the body down before the cell is actually empty. Keep the battery in an inside pocket between shots to maintain cell temperature, and avoid leaving the camcorder powered on idle in cold air — standby draw accelerates the thermal loss without any useful recording output.

After months of occasional use, the Sharp VL-AH battery no longer charges past a fraction of its rated capacity — what causes that?

Ni-MH cells degrade through shallow-cycle use — if the battery is repeatedly topped off from 70–80% rather than run down and recharged fully, the cell develops a reduced effective capacity over time. This is sometimes called voltage depression in Ni-MH cells. To recover partial capacity, discharge the battery fully through recording use until the camera shuts down, then charge uninterrupted to 100%. Repeating this two or three times can restore a portion of the lost capacity before the cell needs replacing.

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