The Solar Step
61.5kWh Hubble HV-615 High-Voltage LiFePO₄ Battery – Modular Rack ESS
61.5kWh Hubble HV-615 High-Voltage LiFePO₄ Battery – Modular Rack ESS
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Title:
Hubble HV-615 61.5kWh High-Voltage LiFePO₄ Battery – Modular Rack ESS
Description
Commercial-Grade High-Voltage Energy Storage System
The Hubble HV-615 High-Voltage Battery is a 61.5kWh lithium iron phosphate (LiFePO₄) energy storage solution designed for commercial, industrial, and large residential solar installations. Built as a modular rack-mounted ESS, this system delivers high power density, long service life, and seamless integration with leading high-voltage inverters.
Online deal only. Unit can be ordered for in-store collection if required.
System Architecture and Performance
Nominal energy capacity of 61.5kWh using a high-voltage 615V architecture
1C charge and discharge rating for high-performance energy storage applications
Designed for continuous operation with 100A charging and discharging capability
Built around 12 battery packs, each containing 16 prismatic LiFePO₄ cells
Battery Chemistry and Longevity
Utilises new-generation prismatic LiFePO₄ cells for enhanced thermal stability and safety
Delivers over 6000 cycles at 80% Depth of Discharge
Approximately 4000 cycles at 100% DOD
Expected design life of ±15 years under normal operating conditions
Modular Rack System and Scalability
Supplied as an easy rack-mount cabinet system, simplifying transport and installation
Supports parallel connection of up to 8 ESS systems per string with full communication support
Modular high-voltage design allows system expansion as energy demand grows
Monitoring, Control and Integration
Integrated intelligent touch screen for local system status and diagnostics
Cloudlink 24/7 Wi-Fi monitoring included for real-time performance tracking
Remote firmware updates supported over the internet
Full CAN-bus communication, ensuring compatibility with most leading high-voltage inverter brands
Protection and Safety Design
Individual circuit breaker per battery pack
Advanced BMS protection including over-voltage, under-voltage, and current limiting
Robust black baked lacquer steel enclosure for long-term durability
Certified to CE, UN38.3, and GBT safety standards
Technical Specifications
| Specification | Details |
|---|---|
| Model | HV-615 |
| Nominal Energy | 61.5 kWh |
| Rated Capacity (5HR) | 100 Ah |
| Nominal Voltage | 615 V |
| Discharge Cut-off Voltage | 576 V |
| Equalised Charge Voltage | 668 V |
| Max Continuous Charge Current | 100 A |
| Max Continuous Discharge Current | 100 A |
| C-Rating | 1C |
| Cell Type | Prismatic LiFePO₄ |
| Cell Configuration | 16 cells per pack / 160 cells total |
| Cycle Life | >6000 @ 80% DOD |
| Design Life | ±15 years |
| Parallel Capability | Up to 8 ESS systems |
| Monitoring | Wi-Fi enabled cloud monitoring |
| Communication Ports | 1× CAN-Bus, 2× Battery Link |
| Protection | Circuit breakers, BMS voltage & current protection |
| Operating Temperature | 0°C to +55°C (charge/discharge/storage) |
| Enclosure | Black baked lacquer steel |
| Weight | ±650 kg (excluding cabinet) |
| Cabinet Dimensions | 2 × 47U cabinets: 2200 × 693 × 1102 mm |
Installation and Warranty Conditions
Installation must be performed by a qualified electrician and integrated according to inverter manufacturer specifications and SANS 10142 requirements. Correct commissioning, system configuration, and documentation are required to validate warranty coverage.
Let customers speak for us
I recently purchased an inverter from The Solar Step, and I couldn’t be more impressed with the experience. I placed my order on Monday, and it was delivered to Pietermaritzburg by Wednesday—incredible turnaround time!
A special shoutout to Kersh, who kept me updated every step of the way. Her expert product knowledge was top-tier, and she went above and beyond by referring me to a dedicated technician who helped verify the exact battery and inverter compatibility before setup.
Top-notch communication, lightning-fast delivery, and genuine customer care. I highly recommend The Solar Step to anyone looking for reliable solar products and expert advice!
great I'm super happy
Order from the page easy,. The delivery was fast as delivery person keep you informed. The indicator installment the next day, easy to install and lights are very clear to from s distance. Thank you for fast respond and delivery and a exalted product
Happy client
Great product , great service and fast delivery
If you contact the shop, there is always someone answering the call, very friendly, helpful, and professional.
Quote recceive, money paid, was delevered on time...
Great deal ,Great stuff members,
Product was available immediately for pick- up. Will definitely use them again. Pricing was also good.
Bateries are working good and was delivered as promissed on time to western cape rural area. Thank you.
The staff is very professional and very knowledgeable about their products. The purchase was easy and very quick. I purchased a Lithium battery for my 3 head camera and it's been on ever since especially when there is no sun. I am very happy with my purchase.
I will always prefer solar step, I have ordered solar and they have arrived quickly and they’re working properly. I will always recommend solar step to everyone and hoping to call again soon
Great service. The product itself is quite fancy with lots of options to select. I am very impressed. Money well spent
I must admit I was very nervous buying online again after a 3 month battle with Solar Butler. But you have restored my faith in online shopping your service was very efficient and dilivery was before the said date. Great job guys.
Working great on my inverter. Will recommend it to anyone that is struggling with the same brand inverter. Fast delivery also
