Movable Solar Battery Pack 15kWh–32kWh | Premium Grade A LiFePO4 for Home & RV Backup
A rollable 51.2V LiFePO4 battery bank (15kWh–32kWh) built with Grade A cells for premium off-grid backup. Featuring a smart multi-protocol BMS compatible with major hybrid inverters, the heavy-duty chassis eliminates wall-mounting labor for effortless indoor or RV power staging.
| Model | Image | Nominal Capacity |
|---|---|---|
| MB512300 |  | 15 kWh |
| MB512314 |  | 16 kWh |
| MB512346 |  | 18 kWh |
| MB512519 |  | 26 Wh |
| MB512628 |  | 32 kWh |
B2B Engineering Hub: Contact our technical team for a Free System Design, inverter-matching compliance sheets, and high-volume distributor quotes. Low MOQ: 1 set minimum order — engineered for localized grid-tied simulation, market testing, or custom RV project evaluation.
Product Overview
Movable Energy Storage Solution
15kWh - 32kWh Scalable Capacity Options
Choose the perfect power match for your energy architecture. Available in 15kWh, 16kWh, 18.00 kWh, 26kWh, and 32kWh models, this flexible product line supports clean scalability, allowing you to expand your backup array whenever your home or commercial power demands grow.
High-Compatibility Communication & Power Ports
Equipped with smart RS485, CAN, and RS232 protocols, Haven Deer batteries feature a highly adaptable BMS that is fully compatible with over 80% of major hybrid solar inverters on the market. Heavy-duty terminal posts ensure secure, efficient power transmission.
Intuitive LCD Smart Control Dashboard
Managing localized power parameters is streamlined and user-friendly. The interactive control panel utilizes a crisp LCD screen that provides real-time tracking of cell health, balancing logs, and protective status data, making field deployment and systematic maintenance exceptionally convenient.
Industrial-Grade Swivel Wheels for Effortless Mobility
Ditch high wall-mounting labor and heavy racking constraints. Outfitted with heavy-duty 360° swivel casters featuring non-marring rubber coatings and an integrated mechanical brake system, this heavy-capacity battery bank rolls smoothly onto any flat floor, locking securely into place.
Key Features
Industrial-grade structural architecture, certified cell reinforcement matrices, and high-current electrical discharge performance baselines.
Premium Grade A Cells & Laser Welding
Crafted exclusively with certified premium Grade A LiFePO4 cells. Utilizes automated 3000W precision laser welding technology to fuse heavy-duty copper busbars, eliminating cell-to-cell resistance variances and ensuring maximum electronic conductivity.
10,000+ Deep Cycle Durability
Delivers unmatched infrastructure longevity over 6,000 cycles at 90% DOD, expanding up to 10,000 cycles at 80% DOD. Rigorously verified under strict 25°C laboratory envelopes to achieve an optimal 15-year operational lifespan.
15-Unit Parallel Scale Bus
Engineered with a high-capacity parallel communication link bus. Supports scalable expansion by grouping up to 15 independent battery packs in parallel via the built-in RS485B port, allowing your backup infrastructure to grow seamlessly without external balancing logic.
Industrial Enclosure & Transit Defense
Outfitted with a secure IP22-rated chassis lined with automated edge sealing and regular internal anti-vibration sponge isolation. Protects against vertical water drops while mechanically locking cells to completely mitigate rough shipping vibration stress.
Certified Safety & Global Compliance
Every Haven Deer movable battery underwent multi-phase quality tracking control. Fully compliant with international safety, EMC, and maritime transport protocols, our systems guarantee seamless customs clearance and risk-free project integration.
Rigid International Standard Compliance
Fully certified under European CE and RoHS directives for residential and RV backup layouts. The uncompromised architectural design matches global safety criteria for high-capacity industrial lithium storage.
Harsh Environment Climate Testing
Verified via 48-hour constant damp heat chambers and 10 cold-thermal impact cycles (-40°C to 75°C). Proven 100% leak-free, flame-retardant, and explosion-proof under high-stress atmospheric fluctuations.
Multi-Protocol BMS Integration Architecture
Integrates a heavy-duty central BMS with cell balancing loops. Features built-in RS485, CAN, and RS232 interfaces for error-free parameter synchronization with over 80% of mainstream hybrid solar inverters.
UN38.3 Logistics Safety Assurance
Fully certified under UN38.3 and MSDS hazardous transport frameworks. Shipped in export-grade wooden crates with shock-absorbing foam to completely isolate over-land or maritime vibrations.
Technical Specifications
15kWh
| Item | Specification |
|---|---|
| Rated Capacity | 300Ah |
| Rated Voltage | 51.2V（16 cells in series） |
| Cut-off Discharge Voltage | 44V |
| Cut-off Charge Voltage | 58.4V |
| Float Voltage | 56V |
| Max. Continuous Charge Current | 150A |
| Max. Continuous Discharge Current | 200A |
| Energy Capacity | 15kWh |
| Rated Output Power | 10kW |
| Communication Interface | RS485/RS232/CAN |
| Operating Temp. (Discharge) | -20°C∼55°C |
| Operating Temp. (Charge) | 0°C∼55°C |
| Operating Humidity | 5% ~ 90% RH (Non-condensing) |
| Max. Operating Altitude | 4000m |
| IP Rating | IP22 (Indoor / RV Use) |
| Max. Shelf Life | we recommend a refresh charge every 3 months |
| Net Weight | ≈129kg |
| Gross Weight | ≈146kg |
| Packaging Type | Heavy-duty Wooden Crate |
| Product Dimensions (W×D×H) | / |
| Package Dimensions (W×D×H) | / |
| Cycle Life | 6,000 Cycles @ 90% DOD (25°C, 0.5C, EOL 75%)｜10,000 Cycles @ 80% DOD (25°C, 0.5C, EOL 75%) |
| Overcharge Protection Voltage | 3.65V±0.05V (Per Cell) |
| Over-charge Protection Delay | 0.5s |
| Over-discharge Protection Voltage | 2.7V±0.05V (Per Cell) |
| Over-discharge Protection Delay | 0.5s |
| Over-current Protection Trigger | >101.1% Rated Current |
| Over-current Release Method | Remove Load |
| Operating Self-Consumption | ≤ 10 mA (Active Mode) |
| Standby Self-Consumption | ≤ 50 μA (Sleep Mode) |
Heavy-capacity power meets ultimate portability. Designed with industrial-grade 360-degree swivel roller wheels and ergonomic handles, this heavy-duty battery pack can be effortlessly moved indoors or outdoors, providing flexible energy wherever you go.
Heavy-capacity power meets ultimate portability. Designed with industrial-grade 360-degree swivel roller wheels and ergonomic handles, this heavy-duty battery pack can be effortlessly moved indoors or outdoors, providing flexible energy wherever you go.
Heavy-capacity power meets ultimate portability. Designed with industrial-grade 360-degree swivel roller wheels and ergonomic handles, this heavy-duty battery pack can be effortlessly moved indoors or outdoors, providing flexible energy wherever you go.
16kWh
| Item | Specification |
|---|---|
| Rated Capacity | 314Ah |
| Rated Voltage | 51.2V（16 cells in series） |
| Cut-off Discharge Voltage | 44V |
| Cut-off Charge Voltage | 58.4V |
| Float Voltage | 56V |
| Max. Continuous Charge Current | 150A |
| Max. Continuous Discharge Current | 200A |
| Energy Capacity | 16kWh |
| Rated Output Power | 10kW |
| Communication Interface | RS485/RS232/CAN |
| Operating Temp. (Discharge) | -20°C∼55°C |
| Operating Temp. (Charge) | 0°C∼55°C |
| Operating Humidity | 5% ~ 90% RH (Non-condensing) |
| Max. Operating Altitude | 4000m |
| IP Rating | IP22 (Indoor / RV Use) |
| Max. Shelf Life | we recommend a refresh charge every 3 months |
| Net Weight | ≈/kg |
| Gross Weight | ≈149kg |
| Packaging Type | Heavy-duty Wooden Crate |
| Product Dimensions (W×D×H) | / |
| Package Dimensions (W×D×H) | / |
| Cycle Life | 6,000 Cycles @ 90% DOD (25°C, 0.5C, EOL 75%)｜10,000 Cycles @ 80% DOD (25°C, 0.5C, EOL 75%) |
| Overcharge Protection Voltage | 3.65V±0.05V (Per Cell) |
| Over-charge Protection Delay | 0.5s |
| Over-discharge Protection Voltage | 2.7V±0.05V (Per Cell) |
| Over-discharge Protection Delay | 0.5s |
| Over-current Protection Trigger | >101.1% Rated Current |
| Over-current Release Method | Remove Load |
| Operating Self-Consumption | ≤ 10 mA (Active Mode) |
| Standby Self-Consumption | ≤ 50 μA (Sleep Mode) |
18kWh
| Item | Specification |
|---|---|
| Rated Capacity | 346Ah |
| Rated Voltage | 51.2V（16 cells in series） |
| Cut-off Discharge Voltage | 44V |
| Cut-off Charge Voltage | 58.4V |
| Float Voltage | 56V |
| Max. Continuous Charge Current | 150A |
| Max. Continuous Discharge Current | 200A |
| Energy Capacity | 18kWh |
| Rated Output Power | 10kW |
| Communication Interface | RS485/RS232/CAN |
| Operating Temp. (Discharge) | -20°C∼55°C |
| Operating Temp. (Charge) | 0°C∼55°C |
| Operating Humidity | 5% ~ 90% RH (Non-condensing) |
| Max. Operating Altitude | 4000m |
| IP Rating | IP22 (Indoor / RV Use) |
| Max. Shelf Life | we recommend a refresh charge every 3 months |
| Net Weight | ≈163kg |
| Gross Weight | ≈/kg |
| Packaging Type | Heavy-duty Wooden Crate |
| Product Dimensions (W×D×H) | / |
| Package Dimensions (W×D×H) | / |
| Cycle Life | 6,000 Cycles @ 90% DOD (25°C, 0.5C, EOL 75%)｜10,000 Cycles @ 80% DOD (25°C, 0.5C, EOL 75%) |
| Overcharge Protection Voltage | 3.65V±0.05V (Per Cell) |
| Over-charge Protection Delay | 0.5s |
| Over-discharge Protection Voltage | 2.7V±0.05V (Per Cell) |
| Over-discharge Protection Delay | 0.5s |
| Over-current Protection Trigger | >101.1% Rated Current |
| Over-current Release Method | Remove Load |
| Operating Self-Consumption | ≤ 10 mA (Active Mode) |
| Standby Self-Consumption | ≤ 50 μA (Sleep Mode) |
26kWh
| Item | Specification |
|---|---|
| Rated Capacity | 519Ah |
| Rated Voltage | 51.2V（16 cells in series） |
| Cut-off Discharge Voltage | 44V |
| Cut-off Charge Voltage | 58.4V |
| Float Voltage | 56V |
| Max. Continuous Charge Current | 150A |
| Max. Continuous Discharge Current | 200A |
| Energy Capacity | 26kWh |
| Rated Output Power | 10kW |
| Communication Interface | RS485/RS232/CAN |
| Operating Temp. (Discharge) | -20°C∼55°C |
| Operating Temp. (Charge) | 0°C∼55°C |
| Operating Humidity | 5% ~ 90% RH (Non-condensing) |
| Max. Operating Altitude | 4000m |
| IP Rating | IP22 (Indoor / RV Use) |
| Max. Shelf Life | we recommend a refresh charge every 3 months |
| Net Weight | ≈175kg |
| Gross Weight | ≈194kg |
| Packaging Type | Heavy-duty Wooden Crate |
| Product Dimensions (W×D×H) | / |
| Package Dimensions (W×D×H) | / |
| Cycle Life | 6,000 Cycles @ 90% DOD (25°C, 0.5C, EOL 75%)｜10,000 Cycles @ 80% DOD (25°C, 0.5C, EOL 75%) |
| Overcharge Protection Voltage | 3.65V±0.05V (Per Cell) |
| Over-charge Protection Delay | 0.5s |
| Over-discharge Protection Voltage | 2.7V±0.05V (Per Cell) |
| Over-discharge Protection Delay | 0.5s |
| Over-current Protection Trigger | >101.1% Rated Current |
| Over-current Release Method | Remove Load |
| Operating Self-Consumption | ≤ 10 mA (Active Mode) |
| Standby Self-Consumption | ≤ 50 μA (Sleep Mode) |
32kWh
| Item | Specification |
|---|---|
| Rated Capacity | 628Ah |
| Rated Voltage | 51.2V（16 cells in series） |
| Cut-off Discharge Voltage | 44V |
| Cut-off Charge Voltage | 58.4V |
| Float Voltage | 56V |
| Max. Continuous Charge Current | 150A |
| Max. Continuous Discharge Current | 200A |
| Energy Capacity | 32kWh |
| Rated Output Power | 10kWh |
| Communication Interface | RS485/RS232/CAN |
| Operating Temp. (Discharge) | -20°C∼55°C |
| Operating Temp. (Charge) | 0°C∼55°C |
| Operating Humidity | 5% ~ 90% RH (Non-condensing) |
| Max. Operating Altitude | 4000m |
| IP Rating | IP22 (Indoor / RV Use) |
| Max. Shelf Life | we recommend a refresh charge every 3 months |
| Net Weight | ≈210kg |
| Gross Weight | ≈238.5kg |
| Packaging Type | Heavy-duty Wooden Crate |
| Product Dimensions (W×D×H) | 445 × 745 × 740 mm |
| Package Dimensions (W×D×H) | 530 × 930× 830 mm |
| Cycle Life | 6,000 Cycles @ 90% DOD (25°C, 0.5C, EOL 75%)｜10,000 Cycles @ 80% DOD (25°C, 0.5C, EOL 75%) |
| Overcharge Protection Voltage | 3.65V±0.05V (Per Cell) |
| Over-charge Protection Delay | 0.5s |
| Over-discharge Protection Voltage | 2.7V±0.05V (Per Cell) |
| Over-discharge Protection Delay | 0.5s |
| Over-current Protection Trigger | >101.1% Rated Current |
| Over-current Release Method | Remove Load |
| Operating Self-Consumption | ≤ 10 mA (Active Mode) |
| Standby Self-Consumption | ≤ 50 μA (Sleep Mode) |
Why Choose Us
Reliable OEM & ODM Solar Energy Storage Solutions for Global Partners
10+ Years Experience
Trusted by international EPC installers and wholesale stockists worldwide. We back your infrastructure scaling with over a decade of core expertise in high-capacity lithium storage cell manufacturing and product engineering.
Full OEM / ODM Support
Tailor your market branding with custom silk-screen logos, bespoke packaging, and specialized process modifications. Backed by rapid 21-day prototype validation to secure your local distribution bidding timelines.
Strict Quality Control
Every single battery pack undergoes 100% rigid cyclic breakdown testing and environmental stress aging diagnostics. We fully support third-party pre-shipment inspections (PSI via SGS/TÜV) to guarantee absolute cell reliability
Fast Global Delivery
Leveraging optimized heavy-cargo logistics networks with full shipping tracing logs to the US & EU. All units are deployed in export-grade heavy wooden crates lined with thick shock-absorbing foam to completely eliminate rough maritime transport risks.
Applications
Designed for Residential, Commercial & Off-Grid Applications
Residential Energy Storage
Bring industrial reliability directly to domestic infrastructures. Perfect for daily cell-level peak-shaving, maximizing localized rooftop solar retention, and executing load-shifting to slash high peak utility tariffs seamlessly via sleek, space-saving floor placement.
Off-Grid Solar Systems
Engineered as the high-capacity heart for remote cabins and properties with zero utility access. This 51.2V LFP core coordinates with external solar arrays to guarantee stable, continuous, and climate-resilient electricity under harsh, isolated micro-grid environments.
Commercial Backup Power
Protect critical corporate business operations from expensive voltage sags. Delivering up to 10kW of continuous power output, this mobile energy solution backs up central data servers, point-of-sale systems, and medical appliances to eliminate unexpected blackout losses.
RV & Mobile Energy
Pack massive power into off-road logistics. Fully engineered with automated edge sealing [cite: 43, 89] and internal anti-vibration foam [cite: 44, 90] to comfortably withstand continuous road vibrations, flawlessly powering high-current RV air conditioners and kitchen gear during remote travel.
Farm & Rural Power
Insulate local agricultural assets against weak rural grids. This rugged movable battery delivers a high continuous discharge rate up to 200A to smoothly initiate heavy motorized farm machinery, automatic feeding setups, and critical irrigation pumps.
Emergency Backup
An uncompromised defensive energy asset built for disaster response. Equipped with a secure indoor IP22 protective enclosure, it rolls instantly into garages or utility rooms to sustain essential appliances through hurricanes and long-duration seasonal grid failures.
Commercial Terms & Global Trust Policies
Payment Channels & Supported Currencies
Payment:SWIFT(T/T) / HK CHATS.
Currencies:AUD, CAD,CHF, CNY, DKK, EUR, GBP, HKD, JPY, NOK, NZD, SGD, USD.
Payment terms:T/T30% deposit paid against your P.O.，70% paid against invoice be issued after pre-shipment inspection.
Global Logistics & Incoterms Compliance
5-Year Warranty & Professional RMA Policy
What You Need to Know Before Buying:
5-Year Coverage:Fully backed by our 5-year hardware warranty.
Hassle-Free Support:Technical claims are verified remotely by our engineering team to provide genuine replacement parts quickly.
Return Terms:All commercial sales are final. Returns are accepted only for verified Dead-on-Arrival (DOA) claims reported within 14 days of delivery, managed via our professional RMA process in compliance with UN-certified transport regulations.
Exclusions:Labor costs for installation/removal, international return freight, and custom-made orders are not covered.
We highly value your infrastructure investment. Please review our full terms prior to finalizing your order.
FAQ
How long does the LiFePO4 Battery last?
Designed for over 15 years of dependable daily home energy storage, our LiFePO4 battery delivers an exceptional 10,000+ lifecycles. Tested in strict accordance with IEC 62619 standards (at 80% DoD, 0.5C/0.5C, 25°C), the system ensures reliable performance, maintaining an optimal 80% SOH at its End of Life (EOL) milestone.
Can I expand the battery capacity in the future?
Yes. You can scale your power easily. This wall-mounted battery supports flexible capacity expansion by connecting up to 15 packs in parallel, providing a customizable energy storage solution tailored to your home.
Are you a factory?
No, we’re a brand that works exclusively with one factory where we hold technical shares. The factory focuses on production; we focus on everything else — quality control, order management, logistics, and long-term support. This gives you factory-direct consistency with brand-level accountability.
What types of solar products do you offer?
We supply inverters, energy storage battery packs, all-in-one energy storage systems, and full kits of solar panels + inverters + battery packs. Contact us to request a quote for your specific setup.
How do you ensure product quality?
We ensure quality at every stage:
Rigorous testing – Each unit undergoes 100% factory testing before shipment
International certifications – CE, RoHS, MSDS, UN38.3, and STA Report
Warranty –5 years standard warranty with technical support
This guarantees long-term, stable performance.
What is your production capacity?
We maintain ready stock for immediate delivery and have flexible production capacity to handle large rush orders. For specific volume inquiries, please contact us with your requirements.
Can you guarantee on-time delivery?
We will evaluate delivery feasibility based on your order and production schedule, and only make commitments we can keep. Once we commit, we fully honor it.
Do you support OEM or customized solutions?
We offer ODM/OEM services, but for custom work on electrical architectures, intelligent strategies, and underlying processes, we’ll need to assess your requirements first to determine feasibility.
What certifications are available?
CE, UN38.3, MSDS and other documents are available upon request.