PMNN4453 RM Series High Capacity Battery
High Capacity • Lithium-Ion • RM Series • Extended Runtime • Genuine Replacement
The PMNN4453 RM Series High Capacity Battery is an extended-runtime lithium-ion replacement battery for Motorola RM Series two-way radios, giving busy crews longer talk time between charges. It is the high-capacity upgrade for teams that run full shifts and need a dependable spare or replacement pack to keep their business two-way radios on the air all day.
Who It's For
Operators who already run Motorola RM Series radios and want extended runtime or a backup battery to rotate through a shift. Prefer the factory-standard runtime instead? Step down to the PMNN4434AR RM Series Standard Replacement Battery.
Key Features
High Capacity Runtime
The high-capacity PMNN4453 pack extends talk time so your RM Series radio lasts longer between charges — ideal for long shifts and busy operations.
Lithium-Ion Technology
Built with modern lithium-ion cells for reliable charge retention, no memory effect, and consistent performance over the life of the battery.
RM Series Fit
A direct-fit PMNN4453 replacement designed for the Motorola RM Series, so it seats and charges like the original pack.
Spare or Replacement
Keep a charged PMNN4453 on the bench to hot-swap mid-shift, or replace an aging pack that no longer holds a full day's charge.
Compatible Radios
The PMNN4453 High Capacity Battery is designed for the Motorola RM Series line of business two-way radios. If you also need the factory-standard pack for the same radios, see the PMNN4434AR RM Series Standard Replacement Battery. Not sure which battery your exact RM model takes? Our Canadian radio experts will confirm the right fit — call 1-800-984-1534 or contact us before you order.
Building out or replacing a fleet? Browse our full range of commercial two-way radios and matching accessories.
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Frequently Asked Questions About the PMNN4453 RM Series High Capacity Battery
• What radios does the PMNN4453 battery work with?
The PMNN4453 is a high capacity battery designed for the Motorola RM Series of business two-way radios. Because fit can vary by exact model, we recommend confirming compatibility with your specific RM radio before ordering — call 1-800-984-1534 or contact our Canadian team and we'll verify the right pack for you.
• What is the difference between the PMNN4453 and the PMNN4434AR?
The PMNN4453 is the high capacity battery, offering extended runtime for longer shifts, while the PMNN4434AR is the standard replacement pack that comes with RM Series radios. Choose the PMNN4453 when you want more talk time between charges.
• Is the PMNN4453 a genuine replacement battery?
Yes. The PMNN4453 is a high capacity lithium-ion replacement battery for the Motorola RM Series, designed as a direct-fit pack so it seats and charges like the original.
• Can I use the PMNN4453 as a spare battery?
Absolutely. Many operators keep a charged PMNN4453 on hand to hot-swap mid-shift, ensuring their RM Series radio stays in service all day without waiting on a recharge.
