ICOM BP-307 Ham Radio Rechargeable Ion Battery

( Brand: Icom ), ( Manufacturer Part Number: BP-307 ), ( Compatiblebrand: Universal ), ( Type: Accessory )

Review ICOM Ham Radio Rechargeable Li ion Battery Good Condition

The **ICOM BP-307** is a high-performance, rechargeable lithium-ion battery pack designed specifically for ICOM s portable and mobile HF/VHF/UHF transceivers, including the IC-2730H, IC-2720H, IC-2200H, and other compatible models. Engineered for serious amateur radio operators, emergency communicators, and field operators who demand reliability and extended runtime, this battery pack delivers a robust power solution with advanced features tailored for demanding conditions. With a compact yet sturdy construction, the BP-307 integrates seamlessly into ICOM s ecosystem, offering a clean, efficient power source that minimizes voltage fluctuations and maximizes the lifespan of both the battery and your transceiver. Its lithium-ion chemistry ensures a high energy density, providing up to **12.6V at 4.5Ah** of capacity enough to power your radio for hours of continuous operation, whether you re deployed in a remote location, conducting emergency communications, or participating in a multi-day field event. The BP-307 is equipped with a built-in **charge control circuit** that prevents overcharging, deep discharging, and thermal runaway, safeguarding the battery s longevity while ensuring safe operation under varying environmental conditions. Its **rechargeable design** eliminates the need for disposable batteries, reducing waste and offering cost savings over time, particularly for operators who rely on their radios frequently.

One of the standout features of the BP-307 is its **versatile connectivity**, which includes a **DC power input** for charging via a wall adapter, car charger, or solar panel, making it ideal for off-grid scenarios. The battery pack also includes a **USB port** for charging smaller devices or monitoring its status via compatible software, adding an extra layer of convenience for modern operators. Built to withstand the rigors of field use, the BP-307 features a **durable, impact-resistant casing** that protects against dust, moisture, and minor drops, ensuring reliability in harsh environments. Its **low self-discharge rate** means it retains a significant charge even when stored for extended periods, making it a practical choice for operators who may not use their radios daily but need a dependable power source when called upon. Whether deployed in a portable setup with a solar panel array, integrated into a mobile rig for vehicle-based operations, or used as a backup power source during emergencies, the BP-307 combines performance, durability, and smart design to meet the needs of discerning radio enthusiasts who refuse to compromise on power reliability. For those who prioritize efficiency, longevity, and adaptability in their communications equipment, the ICOM BP-307 stands as a premium, all-in-one solution that elevates the capabilities of ICOM s transceiver lineup.

### **Pros and Cons of the Icom BP-307 (Rechargeable Li-Ion Battery for Ham Radio)**

1. **High Capacity and Long Runtime** The BP-307 provides a substantial power supply, capable of running Icom transceivers (such as the IC-2730A, IC-705, or IC-V82) for extended periods on a single charge. This is particularly useful for field operations, emergency communications, or portable setups where grid power is unavailable.

2. **Li-Ion Battery Technology** Lithium-ion batteries offer a good balance of energy density, lightweight design, and relatively low self-discharge compared to older NiMH or lead-acid batteries. They also hold their charge well over time when stored properly.

3. **Compact and Portable** The BP-307 is designed to be compact and lightweight, making it easy to carry in a backpack or mount in a vehicle. Its slim profile allows it to fit into tight spaces, such as a go-kit or emergency bag.

4. **Fast Charging Capability** The battery supports quick charging (typically in a few hours) when connected to a compatible charger, reducing downtime between uses. This is ideal for operators who need to recharge frequently during field deployments.

5. **Compatibility with Icom Transceivers** The BP-307 is specifically designed to work seamlessly with Icom s line of portable and handheld radios, ensuring stable power delivery and compatibility with features like automatic voltage regulation.

6. **Low Maintenance** Unlike lead-acid batteries, Li-Ion batteries require minimal upkeep. There s no need for equalizing charges, acid spill risks, or venting, making them safer and more convenient for casual or occasional use.

7. **Good for Emergency and Field Use** In power outages or disaster scenarios, the BP-307 can serve as a reliable backup power source for critical communications. Its portability also makes it useful for hiking, camping, or vehicle-mounted setups.

8. **Durable Construction** The battery is built to withstand rough handling, making it suitable for field conditions. The casing is typically rugged, though it s not waterproof (unlike some military-grade units).

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1. **Limited Lifespan Compared to Lead-Acid** While Li-Ion batteries last longer than older technologies like NiMH, they still degrade over time with repeated charge cycles. After 300 500 cycles, capacity may drop significantly, requiring eventual replacement. Lead-acid batteries, though heavier, can last much longer with proper maintenance.

2. **Sensitivity to Temperature Extremes** Li-Ion batteries perform poorly in very cold or very hot environments. Charging or discharging in extreme temperatures can reduce efficiency, shorten lifespan, or even pose safety risks (e.g., swelling or reduced capacity in cold weather).

3. **No Built-In Charging Port for External Power** The BP-307 relies on Icom s proprietary charging system (e.g., the IC-BP1 or IC-BP2 chargers). While this ensures compatibility, it means you cannot charge it directly from a standard USB port or car cigarette lighter without an adapter, which may be inconvenient in some situations.

4. **Higher Upfront Cost** Compared to basic NiMH or lead-acid batteries, the BP-307 is more expensive. For operators on a tight budget, this may be a deterrent, especially if they don t need the advanced features of a Li-Ion battery.

5. **No Built-In Inverter (for AC Devices)** The BP-307 is designed for DC-powered Icom radios and accessories. If you need to run AC-powered devices (e.g., a laptop or a small inverter for other gear), you ll need to purchase a separate inverter, adding to the cost and complexity.

6. **Potential for Swelling or Failure** While rare with quality brands like Icom, Li-Ion batteries can swell or fail if damaged, overcharged, or exposed to extreme conditions. This risk is mitigated by using the manufacturer s recommended charger and handling the battery carefully.

7. **Dependence on Icom s Ecosystem** If you use non-Icom radios or accessories, compatibility may not be guaranteed. While many modern radios support standard DC inputs, some specialized features (e.g., automatic power management) may not work as intended.

8. **No Built-In Battery Gauge (Requires External Monitoring)** Unlike some larger power stations, the BP-307 does not have a built-in display for real-time battery status. You ll need to rely on the radio s power indicator or an external meter, which can be less convenient.

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The **Icom BP-307** is an excellent choice for ham radio operators who prioritize portability, reliability, and modern Li-Ion technology. It excels in scenarios where weight, runtime, and ease of use are critical such as field operations, emergency communications, or portable QRP setups. Its seamless integration with Icom radios and low maintenance make it a practical investment for serious operators.

However, if you operate in extreme temperatures, need long-term durability (beyond 500 cycles), or require compatibility with non-Icom equipment, you may need to weigh these trade-offs. For casual users or those on a budget, a NiMH battery pack or a lead-acid solution might suffice, though they lack the efficiency and portability of the BP-307.

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- You primarily use Icom transceivers (e.g., IC-2730A, IC-705, IC-V82).

- You need a lightweight, high-capacity battery for portable or field operations.

- You value fast charging and low maintenance.

- You operate in mild to moderate climates and can store the battery properly.

- You re willing to invest in a premium battery for reliability and longevity.

- You frequently work in extreme cold or heat.

- You need a battery that lasts beyond 500 charge cycles without significant capacity loss.

- You require compatibility with non-Icom radios or AC-powered devices.

- You re on a tight budget and can tolerate slightly heavier or less efficient battery options.

For most ham radio enthusiasts who value performance and convenience, the **BP-307 is a strong recommendation**. Pair it with Icom s official charger (e.g., IC-BP1) and store it in a cool, dry place to maximize its lifespan. If you anticipate heavy use, also consider pairing it with a backup battery or a solar charger for extended field deployments.

Details:

This battery is in good cosmetic condition. If you do not see it in the photos, is likely included sale. The bottom line is this. That includes manuals, packaging, power cords, etc.

part #: bp307 prices

• $27.51-$53.09

specifications radiparaccessori:

• brand: Icom
• mpn: Bp-307
• compatiblebrand: Universal
• type: Accessory

returns radiparaccessori:

• time: 30 Days
• policy: Returns Accepted
• method: Money back
• paid by: Seller

shipping radiparaccessori:

• service: Standard
• class: Standard
• cost: $8.00
• transit: 3-7 Days
• type: Fixed

payments radiparaccessori:

• credit card: Diners-club
• wallet: Google-pay
• other

general radiparaccessori:

• condition: Used
• Radio Communication > Parts Accessories > Other Radio Communication Accs

offer radiparaccessori:

• options: Ship-to-home
• sold: 0
• started: March 17, 2026
• availability: In Stock
• quantity: 1

seller radiparaccessori:

• # reviews: 28678
• city: Sparks, Nevada
• rating: 100.0%

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