RELM Replacement Communications Batteries
and Chargers
For Business and Public Safety
(LMR Battery Technology)
This list updated 08 / 2026
These Premium Batteries are shipped from our CA, USA Warehouse and manufactured by Power Products LLC
Power Products is the Largest Supplier of Aftermarket Radio Accessories in the USA
What's the best Battery?
The Best Pack is the one specifically designed for your radio and charger.
The one supplying the Longest Run Time for your Vital Communications.
Our Endura & EVC Chargers charge NiCD, NIMH, Li-Ion, Li-Po unless otherwise noted.
Purchase on our Amazon or Ebay Stores, or order direct Open a N-30 account for Public Safety Agencies
Your Dept. PO/CC is welcome and we will Discount New N-30 Accounts. Just E-mail me direct.
Catalogs, Data Sheets & Fliers
Notice: Due to Tariffs, pricing is Volatile, Please email us to confirm price & availability.
| Sandown Wireless P/N | Replaces O.E.M. P/N | Description | List Price | Our Price |
| Two-Way Radio Batteries | ||||
| BK Technologies (RELM Radios) RPU3000, RPU3600, RPU36000A, RPV3000, RPV3600, RPV3600A | ||||
| CRP1700LI | BPRP1700 | 7.4 Volt, 1700 mAh / Lithium-Ion / Belt Clip https://www.amazon.com/dp/B00RM3FBMK?ref=myi_title_dp | $107.00 | $76.25 |
| BK Technologies (RELM Radios) RPU416, RPU499, RPV516, RPV599 | BPRP1500 | 7.2 Volts, 1500 mAh / NIMH / Belt Clip https://www.amazon.com/dp/B00RM3LXEK?ref=myi_title_dp | ||
| CRP1500MH | $76.00 | $54.15 | ||
| BK Technologies (RELM Radios) RPU7500, RPV7500 | ||||
| CBL1703-1 | BPRP1771 | 7.4 Volts, 1800 mAh / Li-Ion https://www.amazon.com/dp/B00QJ8M67W?ref=myi_title_dp | $78.00 | $55.58 |
Charger Accessory Items
Note: Every Make and Model Radio/Battery requires different components.
We must know the Make, Model and Battery P/N in your device in order to quote you for these items.
Some obsolete radios do not have accessories or batteries available any longer.
Please e-mail us for a Quotation.
EC1 Single Cup, 120 VAC, $72.00
(Charger and Power Supply)
EC Charger Video: https://www.youtube.com/watch?v=0A901a-ES9Y&t=2s
EC1M Single Cup, 12 VDC, $89.00
(Charger, Mobile Mount Plate and 12VDC Power Cord)
EC2 Dual Cup, 120 VAC, $119.00
Mobile Version 12-24 VDC, $208.00
(Charger and Power Supply)
EC6 6 Cup, 120 VAC, $444.00
Mobile Version 12-24 VDC, $590.00
(Charger, Power Supply, AC Power Cord)
EC6 12 Cup, 120 VAC, $708.00
Mobile Version 12-24 VDC, $855.00
(Charger, Power Supply, AC Power Cord)
Single Cup Mobile Mounting Bracket, $24.00
(Supplied with Single Mobile Charger Package)
Dual Cup Mobile Mounting Bracket, $32.00
(Supplied with Dual Mobile Charger Packages)
6 or 12 Cup Mobile Mounting Bracket, $85.00
(Supplied with 6 or 12 Cup Mobile Charger Packages)
Hard Wire Kit for all Models, $26.00
(Optional for the Single or Dual Cup Chargers, Supplied with the 6 or 12 Cup Mobile Models)
DC Power Cord for 1, 2, and 6 Cup Models, $27.00
(Optional for the AC Models, Supplied with single and dual Mobile Chargers)
Replacement Single Charger Cup, $18.00
You Must Specify what the Make. Model and battery P/N is for your radios.
Replacement Dual Charger Cup, $32.00
You Must Specify what the Make. Model and battery P/N is for your radios.
Charger User Manuals (PDF)
Audio Gear
Call or E-mail for Quotation
ESM-27 Video: https://www.youtube.com/watch?v=uwXVD4HxnRU&t=4s
Call or E-Mail for a Quotation
AUDIO ACCESSORIES
With a well-trained staff and state-of-the-art printing equipment, Power
Products can supply
custom labels for select audio accessories. Our process is highly
flexible, allowing us to
prepare labels for almost any quantity. Because our artwork is prepared and
printed
professionally, we do require extra lead time to get the order shipped.
Contact marketing for more information!
Recommended Chargers - AC & DC
If We Sell the Battery, we have the Charger.
All these chargers are listed on our Amazon Store or just E-mail Us for a Quote.
Audio Gear
We have Police / Fire Audio gear for All Makes and Models!
If any CriticalBattery fails to deliver at least 80% capacity during the Warranty period, it will be replaced at No Cost to You!
If any CriticalBattery fails due to workmanship during the Warranty Period, it will be replaced at No Cost to You!
We stand behind these new Products 100%.
Try One, You will never go back to over priced O.E.M packs or Ill fitting/performing aftermarket replacements.
Our New Chemistry, PolyMax HPC Cells, will out perform all of our previous offerings.
Dealer Pricing is Available.
Quantity Pricing is Available.
Many of our Premium Packs are also Available on Amazon, Just copy/paste the link on the page to your browser.
Public Safety PO's are welcome as is our Order Form. Just E-mail it back to us.