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Estry Ni-MH battery 66.78 x 16.7 x 5.96mm 1.2V 1200mAh

Estry

Estry MD-ST770 1.2V 1200mAh standard battery

SKU CH-VHWR-KB4Z2 MPN MD-ST770

Ni-MH replacement battery delivering 1.2 V and 1200 mAh for compatible Sharp models

  • Battery pack size1 Year
  • Details1.2
  • Direct replacement for original Sharp battery
  • 2V 1200mAh Ni-MH delivers 1.44Wh runtime
  • Fits MD-ST770 MD-MT77 MD-MT200W and more models
  • Overcharge over-discharge short-circuit protection built in
  • Compact 66.78 x 16.7 x 5.96mm weighs 50.0g

Replacement Ni-MH battery for Sharp MD models

The Estry MD-ST770 is a 1.2V 1200mAh nickel-metal hydride cell built to match the original specifications for Sharp MiniDisc and portable audio players. It delivers 1.44Wh of energy and includes overcharge, over-discharge, over-voltage and short-circuit protection for safe operation.

Verify your device model

Compatible Sharp models include MD-ST770, MD-MT77, MD-MT200W, MD-MT66, MD-MT200, MD-ST880, IM-DR580H, MD-MT90, MD-ST70, MD-MT877, MD-MT200H, MD-DS8 and MD-ST55. The battery also replaces part number AD-N55BT. Dimensions are 66.78 x 16.7 x 5.96mm and weight is 50.0g.

Upgrades worn original cells in the same form factor

This pack replaces an exhausted factory Ni-MH cell without modifying the device. The jump is worth it when the original no longer holds a useful charge or shows reduced playback time. Certifications include ISO9001, RoHS, CE, UN38.3 and MSDS.

How it compares

Measured against everything we stock in Household Batteries & Chargers, at today’s prices. Recalculated every night.

Price $10.99
Typical for this category: the median of 10,440 items is $10.99.

Specifications

Product
Brand nameNi-MH
Model name1,200 mAh
In the box
Battery pack size1 Year

Questions about this item

Does the package include a charger or only the 1.2V 1200mAh Ni-MH battery?

Only the replacement battery is supplied; a charger is not included and must be purchased separately if you do not already own one compatible with Ni-MH cells.

Which Sharp models does the MD-ST770 battery replace, and how do I confirm mine?

It replaces the original AD-N55BT pack in models including MD-ST770, MD-MT77, MD-MT200W, MD-MT66, MD-MT200, MD-ST880, IM-DR580H, MD-MT90, MD-ST70, MD-MT877, MD-MT200H, MD-DS8 and MD-ST55.

What does the 1.44Wh rating mean for daily use in a MiniDisc recorder?

The 1.44Wh capacity typically provides several hours of playback or recording time on a full charge, depending on the recorder's power draw and volume level.

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