L51 Battery

Updated September 20, 2026

Overview

Product sourcing insights & recommendations

27 来源

The term 'L51 battery' primarily refers to three distinct product categories rather than a single universal size. The market is currently split between professional communication devices, legacy laptop replacements, and a rapidly expanding industrial solar storage sector.

1. Key Product Categories

* Professional Communication (PoC Radio): The Retevis L51 original battery is a 7.4V, 2500mAh Li-ion pack used for 4G LTE long-range radios Retevis Facebook. These are critical for professional networking and field communication.

* Legacy Computing: The Advent/Uniwill L51 series refers to 11.1V, 4400mAh 6-cell laptop batteries Replacement-Laptop-Battery Amazon. This segment remains a steady niche in the global replacement parts market.

* Industrial Energy Storage: In B2B contexts, 'L51' or 'L51.2V' often designates high-capacity LiFePO4 systems (e.g., 51.2V 100Ah-600Ah) used for solar home energy storage Alibaba Alibaba.

2. Market Trends & Insights

* Rapid Growth in Energy Storage: The industrial "L51" (51.2V) segment is part of a consumer battery market projected to grow at a 5.86% CAGR, reaching $30.50 billion by 2026 Fortunebusinessinsights. Demand is driven by off-grid solar adoption and home backup systems.

* PoC Network Shift: Communication batteries are evolving toward Push-to-Talk over Cellular (PoC) models like the Retevis L51, which require specialized high-capacity packs to support 4G data transmission Facebook.

* Sourcing Landscape: Manufacturers are primarily concentrated in Shenzhen, Dongguan, and Jinan, China. Prices for handheld device batteries range from $9–$16, while residential energy storage units range from $1,200 to over $3,500 per unit .

For detailed specifications and pricing trends across these categories, please refer to the research report below.

Here is the research on the L51 battery product and market trends. You can continue with:

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

Sources & References

27 sources cited · Verified industry data & reports

TrustCell L51-3S4000-S1P3, L51-3S4400-C1L3, L51- ...

Amazon.ca

Product Specifications: Li-ion, Voltage: 10.8V, Rate: 4400mAh. Size: 202.00x53.50x21.50mm, Gross Weight: 473g. Our batteries are made to the exact ...

L51 Phone User Guide and Safety Tips - Battery Charger

Scribd

Recommendations do not operate phone during charging. ○ The normal charge temperature is during 0⁰C- 40⁰C. Safety and Use. Please read carefully and observe ...

2500mAh Original Battery for Retevis L51 long Range POC ...

Retevis Walkie Talkie

2500mAh Original Battery for Retevis L51 long Range POC Radio. Regular price Regular price $15.99. Official Store Exclusive+15Points.

Panasonic RQ-L51 Mini Cassette Recorder Instruction ...

device.report

A nickel-cadmium battery. Use two R6/LR6, AA, UM-3 (not included) batteries. AC power operation RQ-L51 Use the included AC adaptor/charger. The ...

49Wh ] Compatible with Fujitsu L51-3S4400-C1L3 4S2000 ...

Amazon.com.be

Features: Capacity 4400 mAh; Voltage/Voltage 10.8-11.1V; Number of cells 6 Li-Ion ; This offer includes battery with box and sponge for maximum protection ...

L51-3S4400-C1S5 Battery, ADVENT ...

Replacement-laptop-battery.com

Battery Voltage: 11.1V. Battery Capacity: 4400mAh. Battery Weight: 328g. Battery Size: 202 x 48.61 x 20.23mm. Battery Cells Amount: 6-Cells. Battery Cell ...