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Grey rectangular lithium-ion battery pack with rounded edges and recessed contacts

Cameron & Co

Cameron & Co GPS battery 7.4V 2800mAh grey

SKU CH-R9P1-JD7FX

Lithium-ion replacement battery delivers 7.4 V and 2800 mAh for Topcon Cygnus KS-102 total stations

  • Product typeGPS Batteries
  • Powers Topcon Cygnus KS-102 total station with 7.4 V 2800 mAh Li-ion cell
  • Delivers 20.72 Wh capacity for extended field sessions
  • Fits BT-77Q compartment at 139.82 × 69.50 × 29.40 mm
  • Grey housing matches original equipment appearance
  • Brand-new Cameron Sino unit guarantees 100 % OEM compatibility

Cameron & Co 7.4V 2800mAh GPS Battery

This replacement battery delivers 7.4 volts and 2800 milliampere-hours for Topcon Cygnus KS-102 total stations. It uses lithium-ion chemistry in a grey housing and measures 139.82 by 69.50 by 29.40 millimetres. The cell provides 20.72 watt-hours of energy for field surveying equipment.

Survey crews using Topcon Cygnus KS-102

Professionals who operate the Topcon Cygnus KS-102 total station and need a direct replacement for the BT-77Q power pack will find this unit matches the original voltage and capacity. Teams relying on other instrument models or requiring a different voltage platform should look elsewhere.

7.4V 2800mAh lithium-ion specification

The single specification that determines fit is the 7.4 volt 2800 milliampere-hour lithium-ion rating, which equals 20.72 watt-hours. Only devices designed for this exact voltage and capacity can use the battery safely and achieve the expected runtime.

How it compares

Measured against everything we stock in GPS Mounts & Accessories, at today’s prices. Recalculated every night.

Price $64.99
Pricier than about 90% of the 716 comparable items (median $14.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-TOP102SL
Product typeGPS Batteries

Questions about this item

What voltage and capacity does the 7.4V 2800mAh battery deliver to the Topcon Cygnus KS-102?

It supplies 7.4 volts and 2800 milliampere-hours, giving 20.72 watt-hours of energy for the total station.

Will the 139.82 x 69.50 x 29.40 mm case fit the battery compartment of a Topcon Cygnus KS-102?

Yes, those dimensions match the original BT-77Q pack, so it seats correctly in the KS-102 battery slot.

How do I install the Li-ion pack in the Topcon Cygnus KS-102, and what step is often missed?

Slide the pack into the compartment until the latch clicks; the step users miss is fully engaging that latch so the battery cannot shift during survey work.

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