# CMX Battery

> CMX Battery is a B2B LiFePO4 battery manufacturer and solution provider, a brand of EGbatt,
> operating from Dongguan, Guangdong, China. We supply LiFePO4 cells, battery modules, BMS,
> 48V server-rack and residential ESS packs, and custom OEM/ODM battery programmes.
> This file lists the pages most useful to AI assistants and answer engines, each with a
> one-line description. All technical guides are authored by Jason Lee
> (Hardware & Structural Engineer, 20 years in the battery industry).

## Preferred Technical Sources (2026 buyer & engineering guides)

### Fundamentals, buying and sizing
- [LiFePO4 Battery Buying Guide 2026](https://cmxbattery.com/lifepo4-battery-buying-guide-2026/): how to judge cell quality, grade and supplier claims before you buy.
- [Why Your 314Ah Battery Only Measures 200Ah](https://cmxbattery.com/why-lifepo4-capacity-lower-than-rated/): capacity ratings, test conditions, and why measured Ah differs from the label.
- [UL1973 vs UL9540A vs IEC62619](https://cmxbattery.com/ul1973-vs-ul9540a-vs-iec62619/): what each battery certification actually proves — and what it does not.
- [LiFePO4 Battery Sizing Guide 2026](https://cmxbattery.com/lifepo4-battery-sizing-guide-2026/): how much capacity a system needs, by application, with the sizing formula.
- [48V Server Rack Battery BOM & Cost Breakdown](https://cmxbattery.com/server-rack-battery-bom-cost-breakdown/): what $599 vs $1,199 vs $2,000 actually buys.

### System design and integration
- [48V LiFePO4 Battery Guide 2026](https://cmxbattery.com/48v-lifepo4-battery-guide-2026/): rack, golf-cart and telecom/UPS backup applications.
- [12V vs 24V vs 48V LiFePO4](https://cmxbattery.com/12v-vs-24v-vs-48v-lifepo4-battery-2026/): how to choose a system voltage (P=VI, inverter and charger constraints).
- [LiFePO4 Battery Wiring 2026: Cable Sizing and CAN vs RS485](https://cmxbattery.com/lifepo4-battery-wiring-can-vs-rs485-2026/): power cable sizing, busbar topology, and battery-to-inverter communication.
- [LiFePO4 Charging & BMS Guide 2026](https://cmxbattery.com/lifepo4-charging-and-bms-guide-2026/): CC/CV charging, cell balancing, protection setpoints and what a BMS actually does.
- [LiFePO4 Battery & Inverter Compatibility Guide 2026](https://cmxbattery.com/lifepo4-battery-inverter-compatibility-guide-2026/): CAN/RS485 protocols and verified inverter brands for closed-loop communication.
- [LiFePO4 Battery Troubleshooting Guide 2026](https://cmxbattery.com/lifepo4-battery-troubleshooting-guide-2026/): symptom → cause → fix for won't-charge, cut-off, capacity and voltage faults.

### Performance, sourcing and applications
- [LiFePO4 Cycle Life 2026: What 6000 Cycles Really Means](https://cmxbattery.com/lifepo4-cycle-life-expectancy-2026/): what actually drives cycle life — depth of discharge, temperature, C-rate, and how end-of-life is defined.
- [Buy Direct From Factory vs Amazon](https://cmxbattery.com/lifepo4-battery-direct-from-factory-vs-amazon-2026/): price, customization/OEM, support, warranty and lead-time comparison.
- [LiFePO4 vs Sodium-Ion vs Solid-State](https://cmxbattery.com/lifepo4-vs-sodium-ion-vs-solid-state-2026/): chemistry comparison for stationary storage in 2026.
- [Marine LiFePO4 Battery 2026: What IP65 Does and Does Not Protect](https://cmxbattery.com/marine-lifepo4-battery-ip65-guide-2026/): IP ratings explained and the marine failure modes that actually matter.
- [LiFePO4 for Forklifts and AGVs 2026](https://cmxbattery.com/forklift-agv-lifepo4-battery-oem-guide-2026/): how to specify an OEM traction battery programme from duty cycle.
- [Liquid-Cooled LiFePO4 ESS Battery Pack](https://cmxbattery.com/liquid-cooled-ess-battery-pack-guide-2026/): structure, thermal management, CCS laser welding and sourcing checklist.
- [How to Specify a Liquid-Cooled C&I BESS Cabinet](https://cmxbattery.com/522kwh-liquid-cooled-ess-cabinet-design/): worked 314 Ah 1P52S/2P260S design at 832 V — 464.5 kWh delivered, 27.9 % smaller footprint than two 261 kWh cabinets, cost drivers, a 261 vs 522 kWh decision tree, and a site acceptance checklist.
- [Liquid Cooling vs Air Cooling for BESS](https://cmxbattery.com/liquid-cooling-vs-air-cooling-for-bess-a-practical-comparison/): choosing a cooling architecture for C&I storage.

## Company, trust and contact
- [About CMX Battery](https://cmxbattery.com/about-us/): manufacturer profile, engineering team and capabilities.
- [Certifications](https://cmxbattery.com/certifications-2/): applicable test standards and certification coverage.
- [Factory Tour](https://cmxbattery.com/factory-tour/): production and quality-control process.
- [FAQ](https://cmxbattery.com/faq/): common buyer questions answered.
- [Request a quote](https://cmxbattery.com/rfq/): RFQ / contact.

## Products and OEM services
- [Products](https://cmxbattery.com/products/) · [Shop](https://cmxbattery.com/shop/) · [Solutions](https://cmxbattery.com/solutions/)
- [OEM / ODM](https://cmxbattery.com/oem/) · [Custom battery pack](https://cmxbattery.com/oem/custom-battery-pack/) · [Private label](https://cmxbattery.com/oem/private-label/)


### Published product pages (2026 catalogue)

#### Residential and home energy storage
- [CMX 51.2V 280-300Ah 15kWh Wall-Mounted LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-280-300ah-15kwh-wall-mounted-lifepo4-battery-with-lcd-display/) — 51.2 V / 280-300 Ah / 15 kWh
- [CMX 51.2V 100Ah Wall-Mounted LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-100ah-wall-mounted-lifepo4-battery-with-lcd-display/) — 51.2 V / 100 Ah
- [CMX 51.2V 200Ah 10kWh Wall-Mounted LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-200ah-10kwh-wall-mounted-lifepo4-battery-with-lcd-display/) — 51.2 V / 200 Ah / 10 kWh
- [CMX 51.2V 100Ah 5kWh LiFePO4 Battery with Touch Screen for Home](https://cmxbattery.com/product/cmx-51-2v-100ah-5kwh-lifepo4-battery-with-touch-screen-for-home/) — 51.2 V / 100 Ah / 5 kWh
- [CMX 51.2V 200Ah 10kWh LiFePO4 Battery with Touch Screen for Home](https://cmxbattery.com/product/cmx-51-2v-200ah-10kwh-lifepo4-battery-with-touch-screen-for-home/) — 51.2 V / 200 Ah / 10 kWh
- [CMX 51.2V 300Ah 15kWh LiFePO4 Battery with Touch Screen for Home](https://cmxbattery.com/product/cmx-51-2v-300ah-15kwh-lifepo4-battery-with-touch-screen-for-home/) — 51.2 V / 300 Ah / 15 kWh
- [CMX 51.2V 300Ah 15kWh LiFePO4 Battery for Home Energy Storage](https://cmxbattery.com/product/cmx-51-2v-300ah-15kwh-lifepo4-battery-for-home-energy-storage/) — 51.2 V / 300 Ah / 15 kWh
- [CMX 51.2V 360Ah 18kWh LiFePO4 Battery for Home Energy Storage](https://cmxbattery.com/product/cmx-51-2v-360ah-18kwh-lifepo4-battery-for-home-energy-storage/) — 51.2 V / 360 Ah / 18 kWh
- [CMX 51.2V 460Ah 23kWh LiFePO4 Battery for Home Energy Storage](https://cmxbattery.com/product/cmx-51-2v-460ah-23kwh-lifepo4-battery-for-home-energy-storage/) — 51.2 V / 460 Ah / 23 kWh
- [CMX 51.2V 100Ah 5kWh Rack-Mounted LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-51-2v-100ah-5kwh-rack-mounted-lifepo4-solar-battery/) — 51.2 V / 100 Ah / 5 kWh
- [CMX 51.2V 300Ah 15kWh Rack-Mounted LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-51-2v-300ah-15kwh-rack-mounted-lifepo4-solar-battery/) — 51.2 V / 300 Ah / 15 kWh
- [CMX 5kWh Rack-Mounted LiFePO4 Battery for Telecom](https://cmxbattery.com/product/cmx-5kwh-rack-mounted-lifepo4-battery-for-telecom/) — 5 kWh
- [CMX 51.2V 100Ah 5kWh LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-100ah-5kwh-lifepo4-battery-with-lcd-display/) — 51.2 V / 100 Ah / 5 kWh
- [CMX 51.2V 200Ah 10kWh LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-200ah-10kwh-lifepo4-battery-with-lcd-display/) — 51.2 V / 200 Ah / 10 kWh
- [CMX 51.2V 300Ah 15kWh LiFePO4 Battery with LCD Display](https://cmxbattery.com/product/cmx-51-2v-300ah-15kwh-lifepo4-battery-with-lcd-display/) — 51.2 V / 300 Ah / 15 kWh
- [CMX 51.2V 280Ah 15kWh LiFePO4 Solar Battery with Grade A Cells](https://cmxbattery.com/product/cmx-51-2v-280ah-15kwh-lifepo4-solar-battery-with-grade-a-cells/) — 51.2 V / 280 Ah / 15 kWh
- [CMX 51.2V 280Ah 15kWh LiFePO4 Battery for Home Energy Storage](https://cmxbattery.com/product/cmx-51-2v-280ah-15kwh-lifepo4-battery-for-home-energy-storage/) — 51.2 V / 280 Ah / 15 kWh
- [CMX 51.2V 460Ah 25kWh LiFePO4 Battery for Home Energy Storage](https://cmxbattery.com/product/cmx-51-2v-460ah-25kwh-lifepo4-battery-for-home-energy-storage/) — 51.2 V / 460 Ah / 25 kWh

#### Stacked and high-voltage residential storage
- [CMX 20kWh Stacked LiFePO4 Battery with Breaker, IP55 and UL Certified](https://cmxbattery.com/product/cmx-20kwh-stacked-lifepo4-battery-with-breaker-ip55-and-ul-certified/) — 20 kWh
- [CMX 20kWh Stacked LiFePO4 Battery with Breaker, UL Certified](https://cmxbattery.com/product/cmx-20kwh-stacked-lifepo4-battery-with-breaker-ul-certified/) — 20 kWh
- [CMX Stacked Low Voltage LiFePO4 Battery 5-20kWh](https://cmxbattery.com/product/cmx-stacked-low-voltage-lifepo4-battery-5-20kwh/) — 20 kWh
- [CMX Stacked High Voltage LiFePO4 Battery 5-20kWh for UPS](https://cmxbattery.com/product/cmx-stacked-high-voltage-lifepo4-battery-5-20kwh-for-ups/) — 20 kWh
- [CMX 614V 100Ah 60kWh High Voltage Cabinet LiFePO4 Battery](https://cmxbattery.com/product/cmx-614v-100ah-60kwh-high-voltage-cabinet-lifepo4-battery/) — 614 V / 100 Ah / 60 kWh
- [CMX 614V 100Ah 61kWh High Voltage Cabinet LiFePO4 Battery](https://cmxbattery.com/product/cmx-614v-100ah-61kwh-high-voltage-cabinet-lifepo4-battery/) — 614 V / 100 Ah / 61 kWh

#### All-in-one solar battery systems
- [CMX 5kW 5kWh All-in-One Solar Battery with Inverter and Touch Screen](https://cmxbattery.com/product/cmx-5kw-5kwh-all-in-one-solar-battery-with-inverter-and-touch-screen/) — 5 kWh / 5 kW
- [CMX 5kW 10kWh All-in-One Solar Battery with Inverter and Touch Screen](https://cmxbattery.com/product/cmx-5kw-10kwh-all-in-one-solar-battery-with-inverter-and-touch-screen/) — 10 kWh / 5 kW
- [CMX 5kW 15kWh All-in-One Solar Battery with Inverter and Touch Screen](https://cmxbattery.com/product/cmx-5kw-15kwh-all-in-one-solar-battery-with-inverter-and-touch-screen/) — 15 kWh / 5 kW
- [CMX 5kW 10kWh All-in-One Solar Battery with Inverter and LCD Display](https://cmxbattery.com/product/cmx-5kw-10kwh-all-in-one-solar-battery-with-inverter-and-lcd-display/) — 10 kWh / 5 kW

#### Commercial & industrial energy storage
- [CMX 50kW PCS with 100kWh Lithium Battery Energy Storage System](https://cmxbattery.com/product/cmx-50kw-pcs-with-100kwh-lithium-battery-energy-storage-system/) — 100 kWh / 50 kW
- [CMX 60kW 100kWh LiFePO4 Battery for Industrial and Commercial Storage](https://cmxbattery.com/product/cmx-60kw-100kwh-lifepo4-battery-for-industrial-and-commercial-storage/) — 100 kWh / 60 kW
- [CMX 100kW 215kWh Air-Cooled LiFePO4 Battery for Commercial and Industrial Energy Storage](https://cmxbattery.com/product/cmx-100kw-215kwh-air-cooled-lifepo4-battery-for-commercial-and-industrial/) — 215 kWh / 100 kW
- [CMX 100kW 215kWh Liquid-Cooled LiFePO4 Battery for Commercial and Industrial Energy Storage](https://cmxbattery.com/product/cmx-100kw-215kwh-liquid-cooled-lifepo4-battery-for-commercial-and/) — 215 kWh / 100 kW
- [CMX 25kW PCS with 25kWh Lithium Battery Energy Storage System](https://cmxbattery.com/product/cmx-25kw-pcs-with-25kwh-lithium-battery-energy-storage-system/) — 25 kWh / 25 kW

#### EV, forklift and mobility batteries
- [CMX 36V 100Ah LiFePO4 Battery for Golf Cart, RV and Boat](https://cmxbattery.com/product/cmx-36v-100ah-lifepo4-battery-for-golf-cart-rv-and-boat/) — 36 V / 100 Ah
- [CMX 48V 64Ah LiFePO4 Battery for Golf Cart, RV and Boat](https://cmxbattery.com/product/cmx-48v-64ah-lifepo4-battery-for-golf-cart-rv-and-boat/) — 48 V / 64 Ah
- [CMX 576V 1120Ah LiFePO4 Battery for Marine, Truck and Excavator (180S4P)](https://cmxbattery.com/product/cmx-576v-1120ah-lifepo4-battery-for-marine-truck-and-excavator/) — 576 V / 1120 Ah
- [CMX 72V 32Ah LiFePO4 Battery for Golf Cart, RV and Boat](https://cmxbattery.com/product/cmx-72v-32ah-lifepo4-battery-for-golf-cart-rv-and-boat/) — 72 V / 32 Ah
- [CMX 60V 20Ah LiFePO4 Battery for Two-Wheel Vehicle, IP63](https://cmxbattery.com/product/cmx-60v-20ah-lifepo4-battery-for-two-wheel-vehicle-ip63/) — 60 V / 20 Ah
- [CMX 614.4V 690Ah LiFePO4 Battery for Light Electric Trucks](https://cmxbattery.com/product/cmx-614-4v-690ah-lifepo4-battery-for-light-electric-trucks/) — 614.4 V / 690 Ah
- [CMX 51.2V 660Ah LiFePO4 Battery for Mini Forklift and Electric Vehicle](https://cmxbattery.com/product/cmx-51-2v-660ah-lifepo4-battery-for-mini-forklift-and-electric-vehicle/) — 51.2 V / 660 Ah
- [CMX 72V 180Ah 12.96kWh LiFePO4 Battery for Electric Tricycle, IP63](https://cmxbattery.com/product/cmx-72v-180ah-12-96kwh-lifepo4-battery-for-electric-tricycle-ip63/) — 72 V / 180 Ah / 12.96 kWh

#### Low-voltage and drop-in replacements
- [CMX 12.8V 100Ah LiFePO4 Battery for RV and Golf Cart](https://cmxbattery.com/product/cmx-12-8v-100ah-lifepo4-battery-for-rv-and-golf-cart/) — 12.8 V / 100 Ah
- [CMX 12.8V 200Ah 2.56kWh LiFePO4 Battery for RV and Golf Cart](https://cmxbattery.com/product/cmx-12-8v-200ah-2-56kwh-lifepo4-battery-for-rv-and-golf-cart/) — 12.8 V / 200 Ah / 2.56 kWh
- [CMX 12.8V 100Ah 1.28kWh LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-12-8v-100ah-1-28kwh-lifepo4-solar-battery/) — 12.8 V / 100 Ah / 1.28 kWh
- [CMX 12.8V 200Ah 2.56kWh LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-12-8v-200ah-2-56kwh-lifepo4-solar-battery/) — 12.8 V / 200 Ah / 2.56 kWh
- [CMX 25.6V 100Ah 2.56kWh LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-25-6v-100ah-2-56kwh-lifepo4-solar-battery/) — 25.6 V / 100 Ah / 2.56 kWh
- [CMX 48V 100Ah LiFePO4 Solar Battery](https://cmxbattery.com/product/cmx-48v-100ah-lifepo4-solar-battery/) — 48 V / 100 Ah

## Tools
- [Battery sizing calculator](https://cmxbattery.com/resources/guides/battery-sizing-calculator/): interactive tool to size a LiFePO4 bank from load and autonomy.

## Brand family
- CMX Battery is a brand of EGbatt. Related site: egbatt.com.