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Rectangular Ni-MH battery pack, dark casing, 135.25 x 68.7 x 26.15 mm, 453.4 g

Estry

Estry GTS-250 7.2V 2700mAh standard battery

SKU CH-RJPY-XJNJ6 MPN GTS-250

Ni-MH 7.2V 2700mAh replacement battery fits GTS-250, CS-100, GTS-220, GTS-230W, GPT-3000W, GPT-3100W, CTS-3000, GTS-332N and GPT-102R total stations

  • Battery pack size1 Year
  • Details7.2
  • Direct replacement for original battery
  • 2 V 2700 mAh Ni-MH delivers 19.44 Wh
  • Fits GTS-250 series and CS-100 GTS230W GTS-220 GPT3100W CTS-3000 GPT3000W GTS-332N GTS-230W GPT-102R
  • Overcharge over-discharge over-voltage short-circuit protection
  • ISO9001 RoHS CE UN38.3 MSDS certified

Replacement Ni-MH battery for surveying instruments

The Estry GTS-250 is a 7.2V 2700mAh nickel-metal hydride pack built to match the original specifications for a range of total stations and controllers. It delivers 19.44Wh of energy and includes overcharge, over-discharge, over-voltage and short-circuit protection. The pack measures 135.25 x 68.7 x 26.15mm and weighs 453.4g.

Compatibility and limitations

This battery suits owners of GTS-250 series, CS-100, GTS230W, GTS-220, GPT3100W, CTS-3000, GPT3000W, GTS-332N, GTS-230W or GPT-102R instruments who need a direct replacement for part numbers BT-G1, TBB-2, BT-52Q, BT-32Q, 51730, BT-52QA or TBB-2R. It is not for users whose equipment requires a different voltage, connector layout or chemistry.

Deciding specification

The 7.2V 2700mAh Ni-MH rating is the single figure that determines whether this pack will power your device correctly; confirm your instrument calls for exactly that voltage and capacity before ordering.

How it compares

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

Price $44.99
Pricier than about 90% of the 10,440 comparable items (median $10.99).

Specifications

Product
Brand nameNi-MH
Model name2,700 mAh
In the box
Battery pack size1 Year

Questions about this item

How can I verify the battery is working correctly after installing it in my GTS-250 total station?

The total station should power on and hold a charge consistent with the 2700mAh capacity and 7.2V output; the pack includes overcharge, over-discharge, over-voltage and short-circuit protection for stable operation.

What comes in the box and do I need to buy a charger separately?

The package contains the 7.2V 2700mAh Ni-MH replacement battery measuring 135.25 x 68.7 x 26.15mm and weighing 453.4g; a compatible charger is not included and must be purchased separately if you do not already have one.

Which battery part number matches my instrument — BT-52Q, BT-52QA, TBB-2 or another?

This unit replaces part numbers BT-G1, TBB-2, BT-52Q, BT-32Q, 51730, BT-52QA and TBB-2R; confirm the exact part number printed on your original battery or in the device manual before ordering.

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