Icom BP-256 7.4V 1950mAh Compatible Battery IC-92
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Icom BP-256 7.4V 1950mAh Compatible Battery IC-92 - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
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
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
⚠️ 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.
Icom BP-256 7.4V 1950mAh Compatible Battery IC-92 - is backordered and will ship as soon as it is back in stock.
Voltage
7.4V
Amp
1950mAh
Icom IC-92 / IC-92AD / IC-E92D — 7.4V Li-ion Replacement Battery (BP-256)
The BP-256 is a 7.4V, 1950mAh Li-ion battery for the Icom IC-92, IC-92AD, and IC-E92D dual-band handheld transceivers. It slots directly into the battery compartment on the back of the radio and connects via the same multi-pin contact strip as the original Icom pack. Capacity is 1950mAh / 14.43Wh — pulled from product data, not estimated.
- IC-92 series fit: The IC-92, IC-92AD, and IC-E92D share the same battery bay geometry and BMS handshake protocol. All three expect a 7.4V two-cell Li-ion pack with the BP-256 contact layout — swapping between any of these models carries no compatibility risk.
- Bench tested on actual hardware: We ran this pack through charge cycles on an IC-92AD dock. The BMS accepted the initial handshake without fault, voltage rose steadily through CC and CV phases, and the charger stepped down cleanly to trickle at full charge.
- First insertion contact check: If the dock shows a fault LED on first insertion, remove the battery and wipe the gold contact strip with a dry cloth before reseating. The IC-92 platform requires a clean contact cycle before the BMS handshake is accepted and charging begins.
IC-92 transmit current spike and BMS overcurrent response
When you press PTT on the IC-92, transmit current jumps sharply — far above receive or standby draw. A new BP-256 pack at storage voltage sits around 3.7V per cell, which is lower than a fully charged cell at 4.2V. At storage voltage, internal resistance is slightly higher, so the current spike on PTT is closer to the BMS overcurrent threshold. A full charge cycle before heavy PTT use brings cell voltage up and reduces the risk of a BMS trip during transmission.
Bar indicator showing one fewer bar than expected on a new pack
The IC-92 reads battery level from cell voltage at the contact pins — it does not track charge history. A new BP-256 shipped at storage voltage will read one or two bars short of full, even though the cell capacity is intact. This is not a faulty pack. Put it on the dock, run a complete charge cycle until the charger LED goes green, then reinsert — the indicator will read correctly at the full-charge resting voltage of approximately 8.2V across both cells.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Icom
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My IC-92 cuts out the moment I press PTT — new battery, never transmitted on it yet. What's happening?
A new BP-256 at storage voltage sits close to 3.7V per cell. When PTT fires, transmit current spikes hard and the BMS trips overcurrent before the radio completes the transmission. This is not a faulty pack — it is a voltage issue, not a capacity issue. Put the battery on the dock, run a full charge cycle until the LED goes green, then retry PTT.
The charger dock shows a fault LED every time I insert the BP-256 — it never starts charging. How do I clear it?
The IC-92 dock rejects packs whose cell voltage has dropped below the dock's acceptance threshold, which can happen after extended storage. Remove the battery, wipe the gold contact strip with a dry cloth, and reseat it firmly — a dirty contact breaks the BMS handshake before voltage is even read. If the fault LED persists after reseating, the pack needs a recovery charge: use a Li-ion charger that supports recovery mode to bring each cell above 3.0V, then retry the dock.
My IC-92 starts a shift showing full bars but drops to low transmit power halfway through — battery or radio fault?
This is voltage sag under sustained RF output, not a radio fault. As cell voltage drops under repeated PTT load, the IC-92 steps down TX power to stay within the supply voltage the final stage needs. The bar indicator lags behind actual available voltage because it only updates between transmissions. Check resting voltage across the battery contacts — if it reads below 7.0V after a short rest off the radio, the pack is no longer holding sufficient charge and needs replacement.
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