BST D-C2500BT Battery Replacement 4.8v 3.0Ah
OSI Batteries is your One Source for replacement BST Emergency Light batteries. OSI Batteries OSA485 is a nickel cadmium (NiCD) battery that replaces BST D-C2500BT.
We recommend checking your existing battery for size and specifications prior to ordering as manufacturers may change specifications without notice.
We recommend checking your existing battery for size and specifications prior to ordering as manufacturers may change specifications without notice.
| Application: | Emergency Light, Exit Sign |
| Device Manufacturer: | BST |
| Device Model: | D-C2500BT |
| Nominal Voltage: | 4.8v |
| Nominal Capacity: | 3.0Ah |
| Chemistry: | Rechargeable NiCD |
| Weight (pounds): | 1 |
| Terminals: | Plug |
| Battery Manufacturer: | OSI Batteries |
Reviews
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4.7
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them a 4 or 5-Star rating.
August 17, 2026 by Alan D. (MI, US)
“I was able to retrieve my order from 2024 and confirm the right product. Thanks.”
August 17, 2026 by Keith E. (GA, US)
“Ordering was fast and easy. Lookup process was very efficient.”
August 17, 2026 by VICENTE C. (TX, US)
“good pricing and easy to buy and check out”
