Batteries
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All Products, Batteries, Energy Storage, SolaX Power
SolaX Triple Power 5.8kWh SLAVE Battery (V3) – SolaX TP58 Slave Battery – HV11550(H) V3
All Products, Batteries, Energy Storage, SolaX PowerSolaX Triple Power 5.8kWh SLAVE Battery (V3) – SolaX TP58 Slave Battery – HV11550(H) V3
Improved performance and flexibility with the latest SolaX Triple Power 5.8kWh SLAVE Battery (V3). This high-voltage lithium iron phosphate (LiFePO₄) battery offers increased usable capacity, improved environmental protection and built-in battery heating as standard for the UK market.
The TP58 V3 SLAVE battery provides 5.8kWh nominal capacity with an increased 95% Depth of Discharge and a 10-year warranty. It is designed to expand existing SolaX Triple Power systems that already include a TP58 Master battery.
Important: This is a SLAVE battery and cannot operate on its own. A TP58 Master battery is required. You cna purchase a master battery HERE.
Compatibility: T58 V3 batteries maintain compatibility with existing V2 systems, allowing seamless replacement or expansion of installed systems.
Battery Configuration Limits (Important)
- Minimum Requirement
- 1x TP58 Master Battery (V2 or V3)
- Maximum Batteries per Inverter (Without Parallel Box)
- Single Phase: 1x Master + up to 2x Slave batteries
- Three Phase: 1x Master + up to 5x Slave batteries
Note: The increased limit of 6 batteries per cluster applies to three-phase systems only.
Single-phase systems retain the same limits as previous generations.Important: The T58 V3 battery is not compatible with the current SolaX BMS Parallel Box G2.
Key Features of the SolaX Triple Power 5.8kWh SLAVE Battery (V3)
- 5.8kWh nominal capacity per battery
- 95% Depth of Discharge (DoD) for higher usable energy
- Built-in battery heating (standard for UK market)
- IP66 Rated – enhanced dust and water resistance
- High voltage LiFePO₄ chemistry for safety and efficiency
- Up to 6 batteries per cluster (three-phase systems only)
- Aerosol fire suppression for enhanced safety protection
- 50A peak discharge current (short duration)
- 6000+ life cycles at 95% DoD
- Wall or floor mountable
- CAN / RS485 communication
- 10-year manufacturer warranty
Physical Specifications
- Dimensions (WxHxD): 474 × 715 × 150 mm
- Weight: 59.5 ± 1 kg
Compatibility
- Compatible with SolaX high-voltage hybrid inverters
- Designed for use with TP58 Master batteries (V2 & V3)
- Not compatible with BMS Parallel Box G2
Frequently Asked Questions
What is the SolaX Triple Power 5.8kWh SLAVE Battery (V3)?
The TP58 V3 SLAVE is a high-voltage 5.8kWh lithium battery designed to expand existing SolaX Triple Power systems. It offers higher usable capacity, IP66 protection and integrated battery heating.Can this battery be used on its own?
No. This is a SLAVE battery and requires a TP58 Master battery to operate.Is the V3 battery compatible with older V2 systems?
Yes. The T58 V3 maintains compatibility with existing V2 systems, allowing seamless replacement or expansion.Does it work with the SolaX BMS Parallel Box?
No. The T58 V3 is not compatible with the current SolaX BMS Parallel Box G2.What warranty is included?
The battery includes a 10-year manufacturer warranty and is rated for over 6000 cycles at 95% Depth of Discharge.
Product Code: HV11550(H) V3
Learn More: SolaX Triple Power 5.8kWh V3
Downloads
Datasheet – SolaX Triple Power 5.8kWh V3
User Manual – SolaX Triple Power 5.8kWh V3
Order the SolaX Triple Power 5.8kWh SLAVE Battery (V3) today from The Eco Supermarket for fast UK delivery, expert technical support and full manufacturer warranty.
SKU: HV11550(H)-V3 - Minimum Requirement
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All Products, Batteries, Energy Storage, SolaX Power
SolaX Triple Power 3.0kWh BMU – for SolaX Power TP30 Battery | MC0600
All Products, Batteries, Energy Storage, SolaX PowerSolaX Triple Power 3.0kWh BMU – for SolaX Power TP30 Battery | MC0600
SolaX Triple Power TP30 Battery Management Unit (BMU) – MC0600
The SolaX TP30 BMU is the control centre for all new SolaX Triple Power TP30 battery systems. It manages communication, balancing, and protection between your SolaX inverter and connected TP30 batteries, ensuring safe and reliable operation.
Each new system requires one BMU and at least one TP30 battery (two for three-phase systems). Systems that already include a BMU do not require an additional one.
Key Features
- Required for all new SolaX TP30 battery installations
- Manages communication, balancing, and system safety
- Supports up to four TP30 batteries (expandable to eight with Parallel Box G2)
- Plug-and-play setup via included cables
- Compact and lightweight design – mounts directly to TP30 stack
- Compatible with single and three-phase SolaX inverters
Compatibility
- Compatible with SolaX TP30 3.0kWh battery modules
- Works with SolaX X1 Hybrid G4 and X3 Hybrid / AC inverters
- Supports expansion via BMS Parallel Box G2 (up to 8 batteries)
- Not compatible with earlier Triple Power (TP5 / T58) models
Product Code: MC0600
Downloads & Documents
Datasheet – SolaX Triple Power BMU (MC0600)
Installation Manual – SolaX Triple Power BMU (MC0600)
Warranty DocumentSKU: MC0600 -
All Products, Batteries, Energy Storage, SolaX Power
SolaX Triple Power 3.0kWh Li-ion Battery (Heated) (Battery Only) – SolaX Power TP30
All Products, Batteries, Energy Storage, SolaX PowerSolaX Triple Power 3.0kWh Li-ion Battery (Heated) (Battery Only) – SolaX Power TP30
Expand your existing SolaX storage system with The SolaX Triple Power TP30 3.0kWh High-Voltage Battery is the latest-generation LiFePO₄ module from SolaX Power. Combining long lifespan with fast charging and integrated low-temperature heating for reliable year-round performance.
This product is for the battery module only and can be used to expand an existing SolaX Triple Power (TP30) system. For new installations, a Battery Management Unit (BMU) is also required and must be purchased separately. This battery is not compatible with other brands, inverters, or earlier Triple Power variants.
Adding a 3rd and/or 4th battery? You’ll need the SolaX TP30 Installation Kit to create a second stack (maximum two batteries per stack). The kit includes the additional cables and fittings required for 3–4 battery systems. View Installation Kit
System Configuration Limits
Modules per Inverter
- X1 Hybrid G4: 1–4 batteries
- X1-FIT G4: 1–4 batteries
- X1-AC: 1–3 batteries
- X3 Hybrid: 2–4 batteries
- X3 FIT: 2–4 batteries
Parallel expansion: Using the optional BMS Parallel Box G2 doubles the overall limit to up to 8 x 3.0 kWh batteries (two sets of up to four).
Product Code: HV10230
Downloads & Videos
Datasheet – SolaX Triple Power 3.0 kWh (TP30)
Installation Manual – SolaX Triple Power 3.0 kWh (TP30)
Compatability Sheet
Warranty Document
Certificate of ConformitySKU: TRIPLE-POWER-30 -
All Products, Batteries, Energy Storage, SolaX Power
SolaX BMU for TP-HS25/36 Batteries (BMU) – TBMS-MCS0800
All Products, Batteries, Energy Storage, SolaX PowerSolaX BMU for TP-HS25/36 Batteries (BMU) – TBMS-MCS0800
This is the BMU for the new SolaX T-BAT-SYS-HV-S2.5/3.6 battery offering from SolaX Power.
This BMU (Battery Management Unit) is for use with the TP-HS25 and TP-HS36 Battery Modules from SolaX Power.
This product is for the BMU and Base ONLY – batteries are not included and must be purchased separately. Both the TP-HS25 and TP-HS36 battery modules are compatible.
Battery Limits (Important)
- Minimum Battery Requirements
- Single Phase: 2x TP-HS Batteries
- Three Phase: 4x TP-HS Batteries
- Maximum Battery Limit
- Single Phase: 8x TP-HS Batteries
- Three Phase: 13x TP-HS Batteries
- X3-ULTRA: 26x TP-HS Batteries
These batteries are stackable for installation, but please note the maximum quantity is 9 units for one stack and there is a maximum of 2 stacks per inverter. Series box is required for second stack.
Included in kit:
- 1x SolaX TP-HS BMU (TBMS-MCS0800)
- Battery Kit / Base
This BMU is for use with either the TP-HS25 or TP-HS36 battery modules. Batteries sold separately, please contact us for guidance if needed.
Features of the SolaX BMU for TP-HS25/36 Batteries:
- Scalable to 47+kWh Storage Capacity
- Easy Installation – Stackable battery modules & pre-wired cables
- Unique Heating Technology for enhanced performance in lower temperature
- IP65 Protection Level
- Soft Start Protection
- Remote fault diagnosis, upgrade and maintenance
- Compact Design
- 10-year Warranty
- Dimensions (LxWxH) – 510 x 365 x 157mm
- Weight – 10kg
Product Code: TBMS-MCS0800
Learn More: SolaX Triple Power TP-HS25/36Downloads
Installation Guide – SolaX TP-HS25/36
User Manual – SolaX TP-HS25/36Video – SolaX TP-HS25 & TP-HS36 Installation Guide
SKU: TBMS-MCS0800 - Minimum Battery Requirements
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All Products, Batteries, Energy Storage, SolaX Power
SolaX Series Box for TP-HS25/36 Batteries (Series Box Kit)
All Products, Batteries, Energy Storage, SolaX PowerSolaX Series Box for TP-HS25/36 Batteries (Series Box Kit)
This is the Series Box Kit for the new SolaX T-BAT-SYS-HV-S2.5/3.6 battery offering from SolaX Power. This product is required for the 2nd battery stack (9-13 batteries).
This is the Series Box for use with the TP-HS25 and TP-HS36 Battery Modules from SolaX Power.
This product is for the Series Box ONLY. If you are purchasing a whole system, benefit from a special offer with our bundles: TP-HS25 Battery System | TP-HS36 Battery System
Battery Limits (Important)
- Minimum Battery Requirements
- Single Phase: 2x TP-HS Batteries
- Three Phase: 4x TP-HS Batteries
- Maximum Battery Limit
- Single Phase: 8x TP-HS Batteries
- Three Phase: 13x TP-HS Batteries
- X3-ULTRA: 26x TP-HS Batteries
These batteries are stackable for installation, but please note the maximum quantity is 9 units for one stack and there is a maximum of 2 stacks per inverter. Series box is required for second stack.
Included in kit:
- 1x SolaX TP-HS Series Box Kit
- Series Box
- Base
- Anti-tipping Bracket
- Accessory Kit
This Series Box is for use with either the TP-HS25 or TP-HS36 battery modules. Batteries sold separately, please contact us for guidance if needed.
Features of the SolaX BMU for TP-HS25/36 Batteries:
- Scalable to 47+kWh Storage Capacity
- Easy Installation – Stackable battery modules & pre-wired cables
- Unique Heating Technology for enhanced performance in lower temperature
- IP65 Protection Level
- Soft Start Protection
- Remote fault diagnosis, upgrade and maintenance
- Compact Design
- 10-year Warranty
- Dimensions (LxWxH) – 510 x 365 x 152mm (Series Box)
- Weight – 8.8kg (Series Box)
Product Code: TP-HS-SERIESBOX
Learn More: SolaX Triple Power TP-HS25/36Downloads
Installation Guide – SolaX TP-HS25/36
User Manual – SolaX TP-HS25/36Video – SolaX TP-HS25 & TP-HS36 Installation Guide
SKU: TP-HS-SERIESBOX - Minimum Battery Requirements
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All Products, Batteries, Energy Storage, SolaX Power
SolaX TP-HS25 2.5kWh Battery – TP-HS25 (Battery Only)
All Products, Batteries, Energy Storage, SolaX PowerSolaX TP-HS25 2.5kWh Battery – TP-HS25 (Battery Only)
The SolaX TP-HS25 2.5kWh Battery System (T-BAT-SYS-HV-S2.5) is a new offering from SolaX Power which uses stackable 2.5kWh high-voltage battery modules.
Featuring a maximum 45A charging/discharging rate, IP65 protection and the ability to be scaled up to 32.5kWh this is a very versatile battery system suitable for many different use cases.
Battery Limits (Important)
- Minimum Battery Requirements
- Single Phase: 2x TP-HS25 Batteries
- Three Phase: 4x TP-HS25 Batteries
- Maximum Battery Limit
- Single Phase: 8x TP-HS25 Batteries
- Three Phase: 13x TP-HS25 Batteries
- X3-ULTRA: 26x TP-HS25 Batteries
These batteries are stackable for installation, but please note the maximum quantity is 9 units for one stack and there is a maximum of 2 stacks per inverter. Series box is required for second stack.
Included in kit:
- 1x SolaX Triple Power TP-HS25 2.5kWh Battery (T-BAT-SYS-HV-S2.5)
Series Box, BMU sold separately or purchase our bundle and save!
Features of the SolaX Triple Power T-BAT-SYS-HV-S2.5 Battery:
- Scalable to 32.5kWh Storage Capacity
- Easy Installation – Stackable battery modules & pre-wired cables
- Unique Heating Technology for enhanced performance in lower temperature
- IP65 Protection Level
- Soft Start Protection
- Safest LiFeP04 Battery
- Remote fault diagnosis, upgrade and maintenance
- Compact Design
- 90% Depth of Discharge (DOD)
- Upwards of 6000 life cycles
- 10-year Warranty
- Dimensions (LxWxH) – 510 x 365 x 152mm
- Weight – 28kg
Product Code: TP-HS25
Learn More: SolaX Triple Power TP-HS25Downloads
Datasheet – SolaX TP-HS25
Installation Guide – SolaX TP-HS25
User Manual – SolaX TP-HS25Video – SolaX TP-HS25 & TP-HS36 Installation Guide
SKU: TP-HS25 - Minimum Battery Requirements
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All Products, Batteries, Energy Storage, SolaX Power
SolaX TP-HS36 3.68kWh Battery – TP-HS36 (Battery Only)
All Products, Batteries, Energy Storage, SolaX PowerSolaX TP-HS36 3.68kWh Battery – TP-HS36 (Battery Only)
The SolaX TP-HS36 3.68kWh Battery System (T-BAT-SYS-HV-S3.6) is a new offering from SolaX Power which uses stackable 3.68kWh high-voltage battery modules.
Featuring a maximum 50A charging/discharging rate, IP65 protection and the ability to be scaled up to 47.92kWh this is a very versatile battery system suitable for many different use cases.
Battery Limits (Important)
- Minimum Battery Requirements
- Single Phase: 2x TP-HS36 Batteries
- Three Phase: 4x TP-HS36 Batteries
- Maximum Battery Limit
- Single Phase: 8x TP-HS36 Batteries
- Three Phase: 13x TP-HS36 Batteries
- X3-ULTRA: 26x TP-HS36 Batteries
Included in kit:
- 1x SolaX Triple Power TP-HS36 3.68kWh Battery (T-BAT-SYS-HV-S3.6)
Series Box, BMU sold separately or purchase our bundle and save!
Features of the SolaX Triple Power T-BAT-SYS-HV-S3.6 Battery:
- Scalable to 47.92kWh Storage Capacity
- Easy Installation – Stackable battery modules & pre-wired cables
- Unique Heating Technology for enhanced performance in lower temperature
- IP65 Protection Level
- Soft Start Protection
- Safest LiFeP04 Battery
- Remote fault diagnosis, upgrade and maintenance
- Compact Design
- 90% Depth of Discharge (DOD)
- Upwards of 6000 life cycles
- 10-year Warranty
- Dimensions (LxWxH) – 510 x 365 x 152mm
- Weight – 33.5kg
Product Code: TP-HS36
Learn More: SolaX Triple Power TP-HS36Downloads
Datasheet – SolaX TP-HS36
Installation Guide – SolaX TP-HS36
User Manual – SolaX TP-HS36Video – SolaX TP-HS25 & TP-HS36 Installation Guide
SKU: TP-HS36 - Minimum Battery Requirements
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Batteries, Energy Storage, SolaX Power
Triple Power 3.0kWh Battery Accessory Kit
This Battery Accessory / Cable kit is required when installing 3 or 4 SolaX Triple Power 3.0kWh batteries.
This is already included in our bundles, but needs to be purchased separately if you are purchasing batteries 3/4 individually to expand a system.
Included in kit:
- 1 x 1.2m Communication Cable
- 1 x 1.2m Power Cable
- 1 x Solax Battery Base
- 1 x Solax Wall Bracket
- 1 x Solar Top Cover
- 1x Earth Cable with small bag of screws.
SKU: TRIPLE-POWER-30-KIT -
All Products, Batteries, Energy Storage, SolaX Power
SolaX BMS Parallel Box G2 for Triple Power T30 Batteries
All Products, Batteries, Energy Storage, SolaX PowerSolaX BMS Parallel Box G2 for Triple Power T30 Batteries
The second generation SolaX BMS Parallel Box G2 for T30 is here; enabling you to double up on battery storage capacity when using the SolaX Triple Power 3.0kWh batteries.
Encompassing the very latest LFP technology ensures much safer installations with wider temperature tolerances. The parallel box helps to prolong battery life due to the alternate use of dual module.
Key Features of the SolaX BMS Parallel Box G2:
- Increase the capacity of your battery storage
- Dual-module in case
- Convenient capacity for expansion
- Prolong the batteries life due to the alternate use of dual-module
- Works with SolaX T30 3.0kWh Batteries
- Have T58 Batteries? Please see this product: SolaX BMS Parallel Box G2 for Triple Power T58 Batteries
Whats new on the G2 Parallel Box?
- Now works with SolaX T30 3.0kWh Batteries, enabling up to 8x of them to be connected to a single inverter.
How many batteries can I install with this product?
- Single Phase: Install either 2, 4, 6 or 8
- Three Phase: Install either 4, 6 or 8
PLEASE NOTE: A minimum of 2 batteries (single phase) and 4 batteries (three-phase) must be used with this product.
PLEASE NOTE: BMS module must be used – please refer to diagram in images or the user manual for details of setup and configuration/design.
Downloads
Datasheet – BMS Parallel Box G2
User Manual – BMS Parallel Box G2HAVE QUESTIONS ABOUT THIS PRODUCT OR LOOKING FOR ADVICE FOR A BATTERY STORAGE SYSTEM? CONTACT US!
SKU: BMS-PARALLEL-BOX-G2-T30 -
All Products, Batteries, Energy Storage, SolaX Power
SolaX BMS Parallel Box G2 for Triple Power T58 Batteries
All Products, Batteries, Energy Storage, SolaX PowerSolaX BMS Parallel Box G2 for Triple Power T58 Batteries
The second generation SolaX BMS Parallel Box G2 is here; enabling you to double up on battery storage capacity when using the SolaX Triple Power 5.8kWh batteries.
Encompassing the very latest LFP technology ensures much safer installations with wider temperature tolerances. The parallel box helps to prolong battery life due to the alternate use of dual module.
Key Features of the SolaX BMS Parallel Box G2:
- Increase the capacity of your battery storage
- Dual-module in case
- Convenient capacity for expansion
- Prolong the batteries life due to the alternate use of dual-module
- Works with SolaX T58 Batteries
- Have T30 Batteries? Please see this product: SolaX BMS Parallel Box G2 for Triple Power T30 Batteries
Whats new on the G2 Parallel Box?
- Now works with T58 5.8kWh MASTER batteries, meaning it is easier to retro-fit to existing systems.
How many batteries can I install with this product?
- Single Phase: Install either 2, 4 or 6
- Three Phase: Install either 4, 6 or 8
PLEASE NOTE: A minimum of 2 batteries (single phase) and 4 batteries (three-phase) must be used with this product.
PLEASE NOTE: BMS module must be used – please refer to diagram in images or the user manual for details of setup and configuration/design.
Downloads
Datasheet – BMS Parallel Box G2
User Manual – BMS Parallel Box G2HAVE QUESTIONS ABOUT THIS PRODUCT OR LOOKING FOR ADVICE FOR A BATTERY STORAGE SYSTEM? CONTACT US!
SKU: BMS-PARALLEL-BOX-G2 -
All Products, Batteries, Energy Storage, SolaX Power
SolaX BMS Parallel Box – for Triple Power 5.8 Battery
All Products, Batteries, Energy Storage, SolaX PowerSolaX BMS Parallel Box – for Triple Power 5.8 Battery
The SolaX BMS Parallel Box V2 (Version II) enables you to double up on battery storage capacity when using the Triple Power 5.8kWh batteries.
The BMS parallel box acts as a replacement for the Master battery. You cannot use a Master battery in your system if you have the parallel box installed. If retro-fitting the parallel box to an existing system then the existing Master battery becomes redundant.
Features of the SolaX BMS Parallel Box:
- Wide temperature tolerance
- Dual-module in case
- Convenient capacity for expansion
- Prolong the batteries life due to the alternate use of dual-module
Encompassing the very latest LFP technology ensures much safer installations with wider temperature tolerances. The parallel box helps to prolong battery life due to the alternate use of dual module.
How many batteries can I install with this product?
- Single Phase: Install either 2, 4 or 6 Triple Power 5.8kWh SLAVE batteries
- Three Phase: Install either 4, 6, 8 Triple Power 5.8kWh SLAVE batteries
PLEASE NOTE: A minimum of 2 batteries (single phase) and 4 batteries (three-phase) must be used with this product.
HAVE QUESTIONS ABOUT THIS PRODUCT OR LOOKING FOR ADVICE FOR A BATTERY STORAGE SYSTEM? CONTACT US!
SKU: BMS-PARALLEL-T58
