SOLUNA 15K Pack HV (L) Lithium Battery Pack

SOLUNA 15K Pack HV (L) Lithium Battery Pack

About this manual
This manual describes how to install the of Soluna 15K Pack HV (L). Reading this manual before you attempt to install the product, and follow the instructions throughout the installation process. If you are uncertain about any of the requirements, recommendations, or safety procedures described in this manual, contact Soluna immediately for advicing and clarification. The information included in this manual is accurate at the time of publication. however, with regards to the product design and technical specification updates, our company reserves the right to make changes at any time without prior notice. In addition, the illustrations in this manual are meant to help explain system configuration concepts and installation instructions. The illustrated items may differ from the actual items at the installation location.

Safety precautions

Warning Sign
Warning signs are used to warn you about the conditions that may cause severe injury or damage to the device. They instruct you to exercise caution to prevent danger. The following table describes the warning signs used in this manual.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 1

Safety instructions
For safety reasons, installers are responsible for familiarizing themselves with the contents of this manual and all warnings before performing installation.

General safety precautions
Failure to observe the precautions described in this section can cause serious injury to persons or damage to property, observe the following precautions.

Risks of explosion 

  • Do not subject the battery pack to strong impacts.
  • Do not crush or puncture the battery pack.
  • Do not dispose of the battery pack in a fire.

Risks of fire

  • Do not expose the battery pack to temperatures in excess of 60°C.
  • Do not place the battery pack near a heat source, such as a fireplace.
  • Do not expose the battery pack to direct sunlight.
  • Do not allow the battery connectors to touch conductive objects such as wires.

Risks of electric shock

  • Do not disassemble the battery pack.
  • Do not touch the battery pack with wet hands.
  • Do not expose the battery pack to moisture or liquids.
  • Keep the battery pack away from children and animals.

Risks of damage to the battery pack

  • Do not allow the battery pack to come in contact with liquids.
  • Do not subject the battery pack to high pressures.
  • Do not place any objects on top of the battery pack.
Battery handling guide
  • Use the battery pack only as directed.
  • Do not use the battery pack if it is defective, appears cracked, broken or otherwise damaged, or fails to operate broken or otherwise damaged, or fails to operate.
  • Do not attempt to open, disassemble, repair, tamper with, or modify the battery pack. The battery pack is not user serviceable.
  • To protect the battery pack and its components from damage when trans- porting, handle with care.
  • Do not impact, pull, drag or step on the battery pack.
  • Do not subject it to any strong force.
  • Do not insert foreign objects into any part of the battery pack.
  • Do not use cleaning solvents to clean the battery pack.
Response to emergency situations

The Soluna 15K Pack HV (L) battery pack comprises multiple batteries that are designed to prevent hazards resulting from failures. However, Soluna cannot guarantee their absolute safety.

Leaking batteries
If the battery pack leaks electrolyte, avoid contact with the leaking liquid or gas. Electrolyte is corrosive and contact may cause skin irritation and chemical burns. If one is exposed to the leaked substance, do these actions:

Evacuate the contaminated area, and seek medical attention immediately.

Eye contact
Rinse eyes with flowing water for 15 minutes, and seek medical attention immediately.

Skin contact
Wash the affected area thoroughly with soap and water, and seek medical attention immediately.

Induce vomiting, and seek medical attention immediately.

In case there is a fire, always have an ABC or carbon dioxide extinguisher.

The battery pack may catch fire when heated above 150°C.
If a fire breaks out where the battery pack is installed, do these actions:

  • Extinguish the fire before the battery pack catches fire.
  • If it is impossible to extinguish the fire but you have time, move the battery pack to a safe area before it catches fire.
  • If the battery pack has caught fire, do not try to extinguish the fire. Evacuate people immediately.

If the battery catches fire, it will produce noxious and poisonous gases. Do not approach.

Wet batteries
If the battery pack is wet or submerged in water, do not try to access it. Contact Soluna or your distributor for technical assistance.

Damaged batteries
Damaged batteries are dangerous and must be handled with extreme caution. They are not fit for use and may pose a danger to people or property.
If the battery pack seems to be damaged, pack it in its original container, and then return it to Soluna or your distributor.

Damaged batteries may leak electrolyte or produce flammable gas. If you suspect such damage, immediately contact Soluna for advice and information.

Qualified installers

This manual and the tasks and procedures described herein are intended for use by skilled workers only. A skilled worker is defined as a trained and qualified electrician or installer who has all of the following skills and experience:

  • Knowledge of the functional principles and operation of on-grid systems.
  • Knowledge of the dangers and risks associated with installing and using electrical devices and acceptable mitigation methods.
  • Knowledge of the installation of electrical devices
  • Knowledge of and adherence to this manual and all safety precautions and best practices.

Product Introduction

Soluna 15K Pack HV (L) is an LFP lithium battery product with BMS (battery management system). It is a high-voltage battery module with CAN communication, under-voltage,over-voltage,over-current,over-temperature,under-temperature protection functions. It has the characteristics of high energy density, long life, safety and reliability and so on, and It is your trustworthy green environmental product.


  • Excellent safety performance.
  • Long cycle life.
  • Support for CAN-communication.
  • High energy density
  • Excellent battery management system
  • Number of expandable battery units.


  • Back-up power
  • Micro-grid
  • Home Energy Storage system

Outline Dimension 

SOLUNA 15K Pack HV (L) Lithium Battery Pack 2

Width 654 mm
Depth 227 mm
Height 1205 mm
Weight 178 kg
Technical data
Physical Characteristics  
Width 654mm
Depth 227mm
Height 1205mm
Weight 178
Electrical Characteristics
Battery type LFP
Total Energy Capacity 15 kWh
Usable Energy Capacity 13.5 kWh
Battery Capacity (Nominal) 50 Ah
Voltage Range(Usable) 288~340.8V
Nominal Voltage 307.2 V
Charge voltage (CV) 340.8V
Discharge cut-off voltage 268.8V
Charge/Discharge Current (Nominal) 25A/25A
Charge/Discharge Current (Max) 40A/40A
DOD 90%
Cycle life @ 25℃

(under standard charge and discharge conditions,charge 0.2C,discharge 0.2C)



DC Disconnect Contactor


Number of expandable battery units 4
Power consumption ≤100mA (work),

≤0.1mA (sleep)

Monitoring parameters System Voltage System Current Cell Voltage

Cell temperature

Communication CAN
Operating Conditions
Condition Indoor conditioned
Operating Temperature -10~50 ℃
Operating Temperature (Recommended) 15~30 ℃
Storage Temperature -30~60 ℃
Humidity 5%~95%
Altitude Max. 2,000 m
Cooling Strategy Natural Convection

Reliability & Certification

Certificates Cell:UL1642

Battery Module:IEC62619 & UL1973

Transportation UN38.3
Ingress Rating IP54

SOLUNA 15K Pack HV (L) Lithium Battery Pack 3

Number Name Remark
Cable entry  
Power ON/OFF  
③④ Handle  
⑤⑥ Grounding  
Power light  
Fixed bracket  

Wring port
User can see the wiring port of Soluna 15K Pack HV (L) after the cover cap opened, please see the below picture in details.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 4

Number Name Remark
CAN1 port For external communication (inverter)
CAN2 port For internal communication (BMS)

CAN communication interface definition (CAN1 & CAN2)

SOLUNA 15K Pack HV (L) Lithium Battery Pack 5

 CAN1 port (for inverter communication)

1 2 3 4 5 6 7 8

CAN2 port (for battery communication)

1 2 3 4 5 6 7 8


The battery pack is too heavy for one to carry. Make sure that two or more persons are available

Unpacking the package

Please see the below figure for the packing box of Soluna 15K Pack HV (L)

SOLUNA 15K Pack HV (L) Lithium Battery Pack 6

Remove the nails from the wooden case with a claw hammer And open the wooden case , then, remove the wooden board

SOLUNA 15K Pack HV (L) Lithium Battery Pack 7

Number Name Remark
Wooden board  
Wall bracket  
Soluna 15K Pack HV (L)  
  • Pull out the battery pack and stand it upright. Check if the battery pack is damaged.
  • All the other items are contained in a box in one corner of the carton. Take them out and check if any item is miss ing
  • Keep the carton for future stor age or transportation
Packing lists

The following table lists the numbers of each item included. If anything is damaged or missing, contact Soluna or your distributor

Item Name Qty (pcs) Remark
1 Soluna 15K Pack HV (L) 1  
2 PE wire 1  
3 Allen wrench(M2.5) 1  
4 M4 socket head combination screws 4  
5 M6 Phillips head three combination screw 10  
6 M8 expansion screw combination 8  
7 Wall bracket 1  
8 CAN communication wire 1  
9 User manual 1  
10 Wi-Fi stick 1  
11 Wi-Fi cable 1  

Installation materials
These installation materials shall be prepared by installers.

  • Charging cables
  • Network cables
  • DC breaker

Installation location
Please make sure that the installation location meets the following conditions:

  • The building is designed to withstand earthquakes.
  • The location is far away from the sea, to avoid salt water and humidity.
  • The floor is flat and level.
  • There are no flammable or explosive materials nearby.
  • The ambient temperature is between 15 and 30°C.
  • The temperature and humidity stays at a constant level.
  • There is minimal dust and dirt in the area.
  • There are no corrosive gases present, including ammonia and acid vapor.

If the ambient temperature is outside the operating range, the battery pack stops operating to protect itself. The optimal temperature range for the battery pack to operate is 15°C to 30°C. Frequent exposure to harsh temperatures may deteriorate the performance and lifetime of the battery pack.

Installation tools

The following tools are required to install the battery pack.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 8

Use properly insulated tools to prevent accidental electric shock or short circuits. Use adjustable tools and measuring instruments that are certified for precision and accuracy.

Installation requirement
Soluna 15K Pack HV (L) should be installed against the wall, Eight holes should be drilled on the wall in order to fix the racks of the battery module. Please find the following pictures for details.
SOLUNA 15K Pack HV (L) Lithium Battery Pack 9

Safety gear
Wear the following safety gear when dealing with the battery pack. Installers must meet the relevant requirements of international standards, such as IEC 60364, or the domestic legislation.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 10

Wiring specification
In order to standardize the wiring specification of Soluna 15K Pack HV (L), the following requirements are required for connecting wires of Soluna 15K Pack HV (L).

Battery cable Communication cable
It is recommended to use 8AWG of conductor with double insulation It is recommended to use Standard communication cable with shielding


Wi-Fi module connection

Single battery unit
Wi-Fi module should be connected to the CAN2 port of battery with Wi-Fi cable, user can find the Wi-Fi cable in the packing box, Please find the following position of Wi-Fi module for details.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 11

The battery units are connected in parallel
User only need to install 1 unit Wi-Fi module on the HV parallel box, Please find the following position of Wi-Fi module for details.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 12


  1. User can find the user manual of Wi-Fi module in the Wi-Fi packing box
  2. In pure off-grid case when the first installation is completed, if there is no PV power, long press the battery black start switch to start the system.

How to operate Soluna 15K Pack HV (L)

Step: please see below information for details.

  1. Connect the inverter and battery module with communication & battery cable
  2. Turn on the breaker , the breaker is on the right side of Soluna 15K Pack HV (L). Please see below figure for details.

SOLUNA 15K Pack HV (L) Lithium Battery Pack 13


  1. CAN1 is connected to inverter for communication.
  2. Soluna 15K Pack HV (L) can only operate after receiving the inverter’s communication instructions.
  3. After the system is powered on, the user needs to select the battery communication protocol on the inverter, so that the system can run normally.

Electrical connection

Single battery unit

SOLUNA 15K Pack HV (L) Lithium Battery Pack 14

The battery units are connected in parallel 

SOLUNA 15K Pack HV (L) Lithium Battery Pack 15

DOD setting of Inverter
To make sure the battery working smoothly, we recommend the DOD setting of inverter as follows.

On-grid DOD:80%
Off-grid DOD:70% 

Contact us
If any questions for Soluna, please contact us.

Add: No.3492 Jinqian Road, Shanghai, China 201406 Tel: +86-21-57475835

Documents / Resources

SOLUNA 15K Pack HV (L) Lithium Battery Pack [pdf] User Manual
15K Pack HV L, Lithium Battery Pack, Battery Pack, Lithium Pack, Lithium Battery


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