# ABAXEN

> Energy storage for weak grids, off-grid sites and telecom power


## Posts

- [Battery Retrofit vs New System: The Compliance Argument Nobody Makes](https://abaxen.com/resources/blog/battery-retrofit-compliance-argument/): Replacing a battery does not change the grid connection, so no new grid-code certification is triggered. For systems installed in 2018–2021, that is worth more than the hardware saving.
- [Size an Off-Grid Battery Bank on the Worst Week, Not the Average](https://abaxen.com/resources/blog/size-offgrid-battery-worst-week/): Average daily kWh is the number everyone quotes and the number that gets projects wrong. Here is the sizing method that survives December.
- [Why Most Storage Systems Cannot Export to the Grid — and What to Do About It](https://abaxen.com/resources/blog/storage-cannot-export-to-grid/): CE marking is not a grid-code certificate. Here is the difference, why it decides whether your project can be commissioned, and three legitimate routes if you need export.

## Pages

- [PV5000–PV15000 MPPT Controller](https://abaxen.com/products/mppt-inverter/): 5 to 15 kW MPPT controllers with 500 V DC input and 98% conversion efficiency, for off-grid arrays that need to charge a battery bank directly.
- [INV-G1618 / G1645 Off-Grid Inverter](https://abaxen.com/products/offgrid-inverter/): Pure sine wave off-grid inverters with parallel capability.
- [LFP Modules 12.8V / 25.6V](https://abaxen.com/products/lifepo4-12v-25v/): Drop-in lithium replacement for lead-acid in existing cabinets, telecom sites, golf carts, marine and off-grid cabins.
- [SCRA-R Low-Voltage Rack](https://abaxen.com/products/rack-battery-lv/): 51.2 V LFP rack batteries from 5.12 to 30.72 kWh, for 48 V hybrid inverters in residential and light commercial systems.
- [SCRA-R High-Voltage Rack](https://abaxen.com/products/rack-battery-hv/): Modular high-voltage LFP racks for commercial and industrial systems.
- [5.01 MWh Container](https://abaxen.com/products/5-01mwh-container/): 40 ft liquid-cooled LFP container for utility-scale and renewable co-location projects.
- [3.44 MWh Container](https://abaxen.com/products/3-44mwh-container/): 20 ft liquid-cooled LFP container for distribution-level storage, microgrids and large commercial projects.
- [Outdoor DC Power Cabinet D02](https://abaxen.com/products/telecom-cabinet-d02/): An integrated outdoor power cabinet for BTS and edge sites where a container will not fit: rectifier, lithium battery, controller and monitoring in one IP55 enclosure.
- [20 ft Solar-Hybrid Telecom Container](https://abaxen.com/products/telecom-container-20ft/): A complete off-grid base station power plant in an ISO container: PV input, lithium storage, −48 V rectifiers, generator interface and remote monitoring, factory-wired and factory-tested.
- [40 kW / 92.3 kWh Off-Grid Cabinet](https://abaxen.com/products/40kw-offgrid-cabinet/): An all-in-one islanded power system: battery, PCS, MPPT solar input, generator input and EMS in a single IP54 outdoor cabinet.
- [215 kWh Outdoor Cabinet](https://abaxen.com/products/215kwh-cabinet/): An air-cooled, IP54 outdoor cabinet with integrated PCS, BMS, fire suppression and HVAC.
- [ARES Portable Power Station](https://abaxen.com/products/ares-portable/): A wheeled, IP54 mobile power station for construction sites, field hospitals, events, marine and emergency response. 5 kW or 11 kW output, LiFePO4, 6000 cycles.
- [ATHENA B Series](https://abaxen.com/products/athena-b-series/): A battery-only cabinet for projects where the inverter is already specified.
- [APOLLO C Series](https://abaxen.com/products/apollo-c-series/): A floor-standing LFP cabinet with an integrated 6 kW or 12 kW hybrid inverter, 8000 cycles, and 10 ms backup transfer.
- [Technical Articles](https://abaxen.com/resources/blog/)
- [Project References](https://abaxen.com/resources/case-studies/): Configurations we have supplied, described by application and country.
- [Downloads](https://abaxen.com/resources/downloads/): Datasheets, certificates and sizing worksheets for every product line.
- [Warranty & RMA](https://abaxen.com/company/warranty-rma/): Ten years on the battery, two to five on the electronics, and a process that does not require you to ship a 2,400 kg cabinet back to China to get an answer.
- [Factory & Quality](https://abaxen.com/company/factory-quality/): Every unit we ship is built to an ABAXEN bill of materials on our own line and released against an ABAXEN test protocol.
- [Certifications](https://abaxen.com/company/certifications/): Which certificate your project needs depends on the country, the grid operator and whether the system exports.
- [About ABAXEN](https://abaxen.com/company/about/): ABAXEN designs, builds and supports energy storage and telecom power systems for weak grids, off-grid sites and markets where the documentation is harder than the hardware.
- [Container Utility-Scale](https://abaxen.com/solutions/container-utility-scale/): 20 ft and 40 ft containerised battery systems for utility-scale and large commercial projects.
- [C&I Peak Shaving](https://abaxen.com/solutions/c-i-peak-shaving/): A 15-minute peak sets your demand charge for the entire month.
- [Battery Retrofit](https://abaxen.com/solutions/battery-retrofit/): Systems installed between 2018 and 2021 are hitting end of life on their first battery bank.
- [Off-Grid Farm & Island](https://abaxen.com/solutions/off-grid-farm-island/): No grid, no generator, or a generator you are tired of feeding.
- [Weak-Grid Load Shedding](https://abaxen.com/solutions/weak-grid-load-shedding/): Stage 4–6 load shedding means 8–12 hours without power, every day. A generator is loud, expensive and needs fuel you may not be able to buy.
- [Telecom Site Power](https://abaxen.com/solutions/telecom-site-power/): A single off-grid BTS site in West Africa burns 8,000–15,000 litres of diesel a year. Fuel logistics often cost more than the fuel. Theft runs 10–20%.
- [Inverters & MPPT](https://abaxen.com/products/inverters/): Pure sine wave off-grid inverters from 6 to 144 kW with parallel capability, and MPPT controllers up to 8,000 W per unit.
- [Battery Modules & Racks](https://abaxen.com/products/batteries/): LFP storage from 12.8 V single modules to 256 kWh high-voltage racks. For new systems, retrofits and lead-acid replacement.
- [Container Storage](https://abaxen.com/products/container-storage/): Utility-scale and large commercial storage in ISO containers: 3.44 MWh in 20 ft, 5.01 MWh in 40 ft, liquid-cooled LFP with integrated fire suppression.
- [Telecom Site Power](https://abaxen.com/products/telecom-site-power/): Twenty years of telecom energy engineering behind every cabinet.
- [C&I Energy Storage](https://abaxen.com/products/c-i-storage/): Outdoor-rated cabinets from 50 kW/115 kWh to 100 kW/215 kWh, plus a 40 kW/92.3 kWh off-grid integrated cabinet for sites where the grid cannot be relied on at all.
- [Residential Energy Storage](https://abaxen.com/products/residential-ess/): Stackable and cabinet systems from 5.12 kWh to 34.3 kWh with integrated hybrid inverter.
- [Contact](https://abaxen.com/contact/): The more specific you are, the faster we can answer. A load profile and a country gets you a sized configuration and a budget price in two business days.
- [Resources](https://abaxen.com/resources/): Datasheets, certificates, sizing worksheets and project references. Current revisions only.
- [OEM / ODM](https://abaxen.com/oem-odm/): Our production line has been building for other people's brands for two decades. The English-language OEM programme exists for exactly that.
- [Company](https://abaxen.com/company/): An energy storage manufacturer and exporter: we design, build, test and ship, and we answer the phone after the container lands.
- [Solutions](https://abaxen.com/solutions/): Most storage websites start with a cabinet and work backwards.
- [Energy Storage Products](https://abaxen.com/products/): Four product lines covering residential backup, commercial and industrial peak shaving, utility-scale containers and telecom site power.
- [Home](https://abaxen.com/): Containerized telecom power, C&I battery cabinets and residential storage — engineered for weak grids, frequent outages and off-grid sites. CE certified.


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