Discover AES 5.12kWh 51.2V LiFePO4 Rackmount Solar Battery – 48-48-5120-H

Discover AES 5.12kWh 51.2V LiFePO4 Rackmount Solar Battery – 48-48-5120-H

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Discover AES 5.12kWh 51.2V LiFePO4 Rackmount Solar Battery – 48-48-5120-H

Discover AES 5.12kWh 51.2V LiFePO4 Rackmount Solar Battery – 48-48-5120-H

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MPN No: 48-48-5120-H
Regular price $1,697

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Data Sheet
Product Guide: Discover 5kW Battery
Discover 5kWh Battery Manual
Data sheet: Discover 5kWh Battery 48-48-5120-H

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Regular price $1,697

Discover AES RACKMOUNT Heated LiFePO₄ Solar Battery

Integrated Battery Heating | LiFePO₄ Technology | Rackmount Design | Advanced BMS | Expandable Energy Storage | LYNK Communication

The Discover Energy AES RACKMOUNT Heated Lithium Battery is a high-performance energy storage solution designed for residential solar, off-grid power, and compatible backup energy systems.

Featuring advanced lithium iron phosphate technology, integrated battery heating, and intelligent battery management, this battery provides dependable rechargeable energy storage in a compact rackmount format.

Unlike the standard AES RACKMOUNT battery, the heated model incorporates an internal heating system that helps support charging during colder conditions.

Its modular architecture, high-current performance, and communication capabilities make it a practical choice for homeowners and solar professionals building or expanding compatible battery storage systems.

Key Features and Benefits

  • Integrated battery heating: Helps bring battery cells into an appropriate temperature range for charging during colder conditions.
  • LiFePO₄ chemistry: Provides stable, cobalt-free lithium energy storage for stationary applications.
  • Compact rackmount design: Fits compatible battery racks and enclosures for organized installation.
  • Advanced battery management system: Monitors operating conditions and provides integrated electrical protection.
  • High-current performance: Supports demanding charging and discharging applications within manufacturer limits.
  • Expandable energy storage: Supports approved parallel battery configurations for increased storage capacity.
  • LYNK communication port: Enables integration with supported inverter systems using compatible communication accessories.
  • Integrated circuit protection: Includes a battery-mounted breaker for electrical protection and isolation.
  • High energy efficiency: Designed to minimize losses during charging and discharging.
  • Flexible applications: Suitable for compatible residential solar, off-grid, and backup energy storage installations.

Integrated Heating for Cold-Weather Battery Charging

The Discover AES RACKMOUNT Heated Battery features an integrated heating system designed to address a common limitation of lithium batteries: restricted charging at low temperatures.

When battery temperatures fall below the appropriate charging range, the heating system helps warm the cells to support safe charging conditions.

This feature is particularly valuable for protected battery installation areas that experience seasonal temperature fluctuations.

Benefits of the Heated Battery Design

  • Helps maintain charging readiness in colder environments.
  • Supports battery temperature management without relying exclusively on room heating.
  • Works with the battery management system to protect the cells.
  • Provides greater installation flexibility in temperature-variable spaces.
  • Supports more consistent battery operation during seasonal temperature changes.

Important: Integrated heating does not make the battery suitable for direct outdoor exposure. Installation must meet the manufacturer's environmental and enclosure requirements.


Advanced Lithium Iron Phosphate Technology

Discover's AES RACKMOUNT battery uses lithium iron phosphate chemistry, widely used in stationary energy storage systems for its thermal stability, durability, and rechargeable performance.

Unlike traditional lead-acid batteries, LiFePO₄ batteries do not require routine watering or electrolyte maintenance.

LiFePO₄ Battery Advantages

  • Long service-life design.
  • Stable lithium battery chemistry.
  • Low routine maintenance requirements.
  • Efficient energy storage and delivery.
  • Consistent performance across supported operating conditions.
  • Suitable for repeated charging and discharging.

Advanced Battery Management System

The Discover AES RACKMOUNT battery includes an intelligent battery management system designed to monitor operating conditions and protect the battery during charging and discharging.

The BMS manages battery safety functions and supports communication with compatible energy storage equipment.

Battery Management Features

  • Battery voltage monitoring.
  • Temperature monitoring.
  • Charge and discharge protection.
  • Cell balancing.
  • Battery state monitoring.
  • Protection against abnormal operating conditions.
  • Communication support for compatible inverter integrations.

Rackmount Design for Modular Energy Storage

The AES RACKMOUNT battery is designed for installation in compatible battery racks and enclosures, making it well suited for organized residential and commercial energy storage equipment layouts.

Its compact modular format allows installers to plan storage systems around available space, service access, and future capacity requirements.

Installation Advantages

  • Space-efficient rackmount construction.
  • Organized battery placement and cable routing.
  • Suitable for approved modular battery installations.
  • Compatible with appropriately sized battery racks.
  • Supports future expansion using approved parallel configurations.

Battery racks, cabinets, and interconnection accessories are selected separately unless specifically included by the seller.


Expandable Solar Battery Storage

The Discover AES RACKMOUNT platform supports modular energy storage expansion using compatible battery modules and approved electrical connection methods.

Additional battery capacity can help support longer energy storage durations or increased energy demands when the inverter and overall system are designed for the expanded configuration.

All battery expansion must follow Discover's installation requirements for battery matching, electrical protection, communication, and cable sizing.


LYNK Communication and Inverter Integration

Discover AES RACKMOUNT batteries feature a LYNK communication interface designed for use with compatible external communication equipment.

The optional Discover LYNK II Gateway supports communication between approved Discover batteries and supported inverter-chargers.

With an approved integration, battery operating information can help the inverter manage charging and discharging according to the battery's requirements.

Communication Benefits

  • Supports compatible closed-loop inverter integration.
  • Enables battery operating information to be shared with approved equipment.
  • Supports intelligent charging and discharging controls.
  • Provides options for system monitoring and diagnostics.
  • Helps simplify configuration with supported inverter platforms.

Compatibility note: The LYNK II Gateway is sold separately. Confirm the exact inverter model, firmware, gateway, and communication requirements before installation.


Ideal Applications

  • Residential solar battery storage.
  • Off-grid solar energy systems.
  • Hybrid solar inverter installations.
  • Professionally designed home backup systems.
  • Battery storage in protected spaces with seasonal temperature changes.
  • Modular lithium battery banks.
  • Energy self-consumption systems.
  • Expansion of compatible Discover AES RACKMOUNT installations.

Product Specifications

Specification Details
GENERAL
Manufacturer Discover Energy Systems
Product Series AES RACKMOUNT
Model / MPN 48-48-5120-H
Battery Type Heated Rackmount Lithium Battery
Battery Chemistry Lithium Iron Phosphate (LiFePO₄)
Nominal Energy 5.12kWh / 5,120Wh
Nominal Voltage 51.2V DC
Rated Capacity 100Ah
Usable Depth of Discharge 100%, subject to manufacturer operating conditions
ELECTRICAL PERFORMANCE
Maximum Current, 1-Hour Rating 95A
BMS Peak Discharge Current 218A RMS for 3 Seconds
Integrated Circuit Breaker Dual 100A, 2-Pole Ganged
Battery Terminals Amphenol SurLok Plus
Round-Trip Efficiency Up to 98%, manufacturer-stated
TEMPERATURE AND HEATING
Integrated Heating Yes
Heating Operating Range -17°C to +8°C
Charging Temperature Range +4°C to +52°C
Discharging Temperature Range -17°C to +52°C
PHYSICAL SPECIFICATIONS
Form Factor 19-Inch Rackmount, 3U
Dimensions 497 × 439 × 133.5mm
Dimensions (Inches) 19.6 × 17.3 × 5.3in
Weight 44kg / 97lb
Enclosure Rating IP20
COMMUNICATION AND INTEGRATION
Battery Management Integrated BMS
Communication Interface LYNK Port
Optional Communication Gateway Discover LYNK II Gateway
Gateway MPN 950-0025
Gateway Included No
Battery Expansion Supported in Approved Parallel Configurations
WARRANTY AND COMPLIANCE
Manufacturer Warranty 10 Years, Subject to Warranty Terms
Regulatory Standards UL 1973, UL 9540A, UL 9540, IEC 62619 and UN 38.3 listed as pending in supplied datasheet
Complete ESS Listing Must Be Verified for the Exact Battery and Inverter Configuration

Installation and Compatibility Considerations

The Discover AES RACKMOUNT Heated Battery must be installed in accordance with the manufacturer's instructions and applicable electrical codes.

Before Installation

  • Confirm compatibility with the selected inverter or charger.
  • Verify supported battery communication protocols.
  • Determine whether the LYNK II Gateway is required.
  • Configure charging and discharging settings within battery limits.
  • Provide compatible battery power cables and mating connectors.
  • Select appropriate overcurrent protection and disconnect equipment.
  • Install the battery in a protected environment.
  • Allow appropriate ventilation and service access.
  • Follow approved rackmount installation procedures.
  • Verify current regulatory approvals and applicable system certifications.

Accessories Sold Separately

  • Discover LYNK II Gateway.
  • Compatible battery power cables and connectors.
  • Battery rack or enclosure.
  • Approved battery interconnection accessories.
  • Additional batteries for expanded storage capacity.
  • External electrical protection and installation hardware where required.

Frequently Asked Questions

Is this the heated version of the Discover AES RACKMOUNT battery?

Yes. This product is the heated AES RACKMOUNT model, which includes integrated battery heating for supported low-temperature charging conditions.

What is the difference between the heated and non-heated models?

The heated model includes an internal heating system that helps bring the battery into an appropriate charging temperature range during colder conditions. The standard model does not include this feature.

Can this battery be used for residential solar storage?

Yes. It is designed for compatible residential solar, off-grid, and stationary battery storage applications.

Does the battery include a BMS?

Yes. The battery includes an integrated battery management system with monitoring and protective functions.

Can the battery be installed outdoors?

Not without a suitable approved enclosure. The battery must be protected from weather and installed within the manufacturer's environmental limits.

Does the integrated heating make the battery weatherproof?

No. Heating helps manage battery temperature, but it does not change the enclosure's environmental protection rating.

Can additional Discover batteries be connected?

Yes. Compatible AES RACKMOUNT batteries can be installed in approved parallel configurations with appropriate electrical protection and communication equipment.

Does this battery work with Sol-Ark inverters?

Discover supports integration with selected Sol-Ark models. Verify the exact inverter model, communication gateway, and firmware requirements before installation.

Is the Discover LYNK II Gateway included?

No. The LYNK II Gateway is an optional accessory sold separately.

What does the LYNK II Gateway do?

It enables supported communication between Discover batteries and compatible inverter-chargers for coordinated battery charging and discharging.

Can this battery provide backup power during a utility outage?

Yes, when connected to a compatible inverter and installed as part of a properly designed backup energy system.

Can this battery be used without solar panels?

It can be used in compatible stationary energy storage applications with an approved charging source and inverter system.

Does this battery require a rack?

It is designed for rackmount installation. A compatible rack or enclosure must be selected separately unless included in a larger equipment package.

Does the battery include an integrated breaker?

Yes. The battery includes manufacturer-specified integrated circuit protection.

Does the battery require maintenance?

Routine electrolyte maintenance is not required. Follow Discover's inspection, monitoring, and maintenance recommendations.

Is this battery UL 9540 certified?

The supplied manufacturer datasheet marks UL 9540 and related regulatory standards as pending. Confirm current certification status and approved system combinations before purchase or installation.

Does the battery include power cables?

Do not assume battery interconnection cables are included. Confirm package contents and select compatible cables and connectors for the installation.

Can this battery be used in an off-grid system?

Yes, with a compatible inverter-charger and properly designed electrical system.