SKU: 21627923147

Motorola PMNN4578A BT110 2500mAh Li-Ion Battery

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Description

Motorola PMNN4578A BT110 2500mAh Li-Ion BatteryMotorola PMNN4578A BT110 Li Ion Two Way Radio Battery Ensure all day power and reliable performance for your slim commercial radio fleet. Keep your workforce connected through their longest, most demanding shifts with the genuine Motorola PMNN4578A (BT110) Lithium Ion Battery. Designed specifically for Motorola's slim commercial radios and WAVE PTX devices, this high capacity power source provides the reliable all day energy required by retail,

Motorola PMNN4578A BT110 Li-Ion Two-Way Radio Battery

Ensure all-day power and reliable performance for your slim commercial radio fleet.

Keep your workforce connected through their longest, most demanding shifts with the genuine Motorola PMNN4578A (BT110) Lithium-Ion Battery. Designed specifically for Motorola's slim commercial radios and WAVE PTX devices, this high-capacity power source provides the reliable all-day energy required by retail, hospitality, and logistics teams.

Boasting a robust 2500mAh capacity, the PMNN4578A battery acts as a direct, high-performance upgrade over standard factory options. Because it is a genuine Motorola OEM part, it guarantees a perfect, flush fit against the back of your radio chassis and ensures your manufacturer's warranty remains completely intact. The slim and lightweight design maximizes power density without adding unnecessary bulk to your radio's sleek profile.

This battery is an exact replacement for the older PMNN4578 model, featuring upgraded internal cell chemistry for improved overall reliability. It is precision-engineered to match the exact 3.7V voltage requirements of your compatible Motorola devices. Please note that this purchase includes the battery only; single-unit and multi-unit chargers are sold separately.

Key Features & Benefits

  • Massive 2500mAh Capacity: Delivers extended hours of continuous talk time, ensuring your radio easily survives heavy-use shifts.

  • Lithium-Ion Technology: Provides consistent power output without the memory effect, meaning you can safely recharge the battery before it is completely dead.

  • Genuine OEM Component: Precision-engineered by Motorola to match exact voltage requirements, preventing circuit damage often caused by cheap knockoffs.

  • Exact Fit Design: The Motorola PMNN4578A battery guarantees a flush, secure fit against your compatible radio chassis.

  • Upgraded Reliability: Serves as the newest factory revision to the original PMNN4578, offering enhanced internal cell chemistry.

Specifications

Attribute Details
Brand Motorola
Model/SKU PMNN4578A (Alias: BT110)
Product Type Two-Way Radio Battery
Chemistry Lithium-Ion (Li-Ion)
Capacity 2500 mAh
Operating Voltage 3.7V

Compatibility

       
DTR600 DTR700 TLK 100 TLK 100i
TLK 110 Curve (DH300) SLN1000 VLR150

What's Included

Description SKU/Model Status
2500mAh Li-Ion Battery PMNN4578A Included
Two-Way Radio Sold Separately
Desktop Charger Sold Separately

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Frequently Asked Questions

What is the difference between the PMNN4578 and PMNN4578A?

The PMNN4578A is the newest factory revision of the original PMNN4578 battery. It features the exact same physical dimensions and compatibility but includes slightly upgraded internal cell chemistry for improved reliability.

How long will this 2500mAh battery last on a single charge?

While battery life heavily depends on how often you transmit versus receive, a 2500mAh battery in a digital radio like the DTR700 or TLK100 will typically provide between 14 to 18 hours of continuous operation under a standard duty cycle.

Does this battery require a special charger?

No. The PMNN4578A will charge perfectly in the standard single-unit desktop charger or multi-unit gang charger that originally came with your compatible Motorola radio.

Is this a lithium-ion or nickel-metal hydride battery?

This is a high-capacity Lithium-Ion (Li-Ion) battery. Lithium-ion batteries do not suffer from the memory effect, allowing you to charge them at any depletion level without damaging their overall lifespan.

Will this battery fit my older Motorola DTR550 radio?

No. The PMNN4578A battery is specifically designed for the updated chassis of the DTR600 and DTR700 models, as well as the TLK series. It will not physically fit older generation radios like the DTR550 or DTR410.

Does installing this battery void my radio's warranty?

No. Because the PMNN4578A is a genuine Motorola OEM component, using it will not void the manufacturer's warranty on your radio device.

Warranty

Covered by a standard 1-year manufacturer's warranty.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 21627923147

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Vicki T
Fort Morgan, US
★★★★★ 5
Sturdy and classy
Size: 12*3*2 Inches, Color: Black(2PCS)
I purchased these individual mesh dividers to replace solid plastic dividers for three reasons - cleaning ability, function , and. appearance. I am extremely happy with this choice on all accounts. I am very happy with the mesh as crumbs etc fall through the dividers which eliminates trying to clean all 4 tiny corners of each divider Simply remove the dividers, vacuum the crumbs, wipe the drawer with cleaner, and return the dividers. Because these are individual dividers, they can be configured to your specific need or choice. Both of these reasons are as expected. In addition, they are sturdy and do not bend or warp. But what surprised me the most is the difference using the black color makes! The appearance when the drawer is opened looks classy and high quality. So, so glad I didn’t get the solid wood dividers as again I’d be cleaning tiny corners with a Q-tip. I would buy these again.
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Reviewed in the United States on January 11, 2024
M
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M. Branch (Woody)
Belleville, US
★★★★★ 5
Bought eons ago, still holding up.
Size: 9*3*2 Inches, Color: Grey(4PCS)
Easy to clean, sturdy, and there are little footies on the bottom (as long as you're not like me and accidentally wash them off). Fits well, works well, as we use them for sorting out utensils and keeping drawer gunk off of them.
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Reviewed in the United States on January 19, 2026
O
Verified Purchase
ocasio
West Palm Beach, US
★★★★★ 5
Helps to be organized!
Size: 12*3*2 Inches, Color: Black(2PCS)
It helped me to get so organized! Wonderful product! I have always been a very organized person to the point of having OCD. These organizers have been a godsend. They are pretty long probably 12 in and probably 2 in wide. I fit pens, my stapler, rulers, etc in them. They fit perfectly into my top desk drawer. Such a difference instead of throwing your items haphazardly in your drawer. Very sturdy but thin. Made of metal so durable. Very easy to clean with a wipe if necessary. Not that expensive at all. Comes with 2 holders. Such a helpful product. Highly recommend!
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Reviewed in the United States on February 16, 2025
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Amazon Customer
Belleville, US
★★★★★ 5
Easy to use and inexpensive.
Size: 9*3*2 Inches, Color: Black(2PCS)
Great for organizing various items in your drawers.
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Reviewed in the United States on March 27, 2026
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Trisha
Chelsea, US
★★★★★ 4
Good quality
Size: 9*3*2 Inches, Color: Grey(2PCS)
They are good quality, no signs of rusting or flaking, & are built very sturdy. The measurements are a little inaccurate due to the tapered edges from bottom to top, so it may not fit as expected which happened in my case. The attachment edges don’t pair to other brands of organizers well so don’t expect them to stay attached. Nonetheless, worth the money for its need.
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