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ruixu|SKU:3480929090-var-58311-09464f

RUiXU 50kWh LiFePO4 Battery Bank — 10 Modules, Pre-Assembled Cabinet

50 kWh Grid-Independent Battery Bank — Ships Pre-Assembled

50 kWh total storage — Ten 5.12 kWh modules in one cabinet
Pre-assembled cabinet included — No rack assembly, ready to wire
Broad inverter compatibility — Canbus and RS485 for major hybrid inverters
Scale without limits — Parallel up to 32 units, 160 kWh max
  • FREE System Design Consultation -- Our engineers size your system for your actual consumption
  • FREE Shipping -- LTL freight included on large systems, no surprise charges
  • Compatibility Guarantee -- Components pre-vetted to work together, we stand behind it

Price range: $9,082.95 through $9,240.95

30-day money back · No restocking fee

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Free Delivery Every order, every time.
Ships in 3–5 Days Heavy-duty crating included.
4.9/5 Stars 2,400+ verified reviews.

In the box

  • 10× RUiXU 48V Server Rack Battery (RX-LFP48100)
  • 10× RS485 Communication Cable
  • 10× Ground Cable
  • 10× Parallel 30CM 4AWG Cable Sets
  • 1× Pre-assembled 10-Slot Cabinet
RUiXU 50kWh Lithium Batteries Kits 10 Batteries + 10 Slot Cabinet
RUiXU 50kWh LiFePO4 Battery Bank — 10 Modules, Pre-Assembled Cabinet
$9,082.95 – $9,240.95Price range: $9,082.95 through $9,240.95

50 kWh Grid-Independent Battery Bank — Ships Pre-Assembled

This 10-battery RUiXU kit delivers 50 kWh of LiFePO4 storage in a pre-assembled 10-slot cabinet — no rack assembly required. Each 51.2V, 100 Ah module communicates via RS485 with DIP-switch protocol selection, integrating directly with your inverter without external controllers. Scale up to 160 kWh by paralleling up to 32 units. Built-to-survive for off-grid homesteads and grid-independent homes, this bank is field-tested for real-world daily cycling and backup duty. Batteries, parallel cables, ground cables, and RS485 links all ship together.

FREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORT
50 kWh Total Storage
Pre-Assembled Cabinet
LiFePO4 Chemistry
Scale to 160 kWh
50 kWh
Total Energy
51.2V
Nominal Voltage
32 Units
Max Parallel
Every Component Speaks to Every Other

Every Component Speaks to Every Other

When you piece together a battery bank from different vendors, you risk mismatched BMS protocols, wrong voltage configurations, and inverters that refuse to communicate. That is exactly the failure mode the RUiXU 50kWh kit eliminates. Every module ships with DIP-switch RS485 addressing and native Canbus support for Sol-Ark, Victron, Schneider, Growatt, Deye, and more — set your protocol at the battery, not in a spreadsheet. Off Grid Vault pre-vets this kit for component compatibility so your inverter talks to your battery bank the moment you power on. No firmware wrestling, no adapter cables, no guesswork.

Fifty Kilowatt-Hours in a Single Cabinet

Fifty Kilowatt-Hours in a Single Cabinet

Fifty kilowatt-hours is serious storage — enough to run a well pump, refrigerator, lighting, and communications through extended grid outages without touching a generator, keeping your home grid-independent. This kit packs ten 51.2V, 100 Ah LiFePO4 modules into a pre-assembled 23.6" × 29.5" × 63.4" cabinet at 103.6 lb per module. No rack assembly, no mounting hardware to source separately. The cabinet arrives ready for your battery cables and communication wiring. For homesteaders and preppers calculating days of autonomy, 50 kWh at moderate consumption delivers genuine multi-day resilience. The RX-50KWh-HC variant adds self-heating for installations in cold climates where standard lithium performance drops.

Built to Expand Beyond Day One

Built to Expand Beyond Day One

Your off-grid system will grow. The RUiXU architecture supports up to 32 units in parallel without an external controller, scaling from this 50 kWh foundation to 160 kWh total capacity. That expansion path matters — adding modules later means you invest in storage incrementally rather than oversizing on day one. Each additional 5.12 kWh module slots into the same RS485 and Canbus communication framework, so your inverter recognizes new capacity without reconfiguration. Off Grid Vault includes a free system design consultation with every purchase, so if your consumption changes — a new well pump, an outbuilding, a workshop — we re-spec the expansion to match.

Will This Fit Your Space?

Confirm your installation area meets these minimums before ordering.

  • Floor space at least 23.6" wide and 29.5" deep
  • Ceiling available of at least 63.4"
  • Inverter supports 51.2V LiFePO4 via RS485 protocol

Built for Real-World Demand

This bank handles the loads that matter — not just lights and phones.

Whole-Home Off-Grid Power
Extended Emergency Backup
Homestead & Cabin Energy

Full specifications

At a glance

Power
51.2V
Warranty
See product page
Full specifications12 data points across 4 categories

Dimensions

10-Slot Cabinet (W×D×H)23.6" x 29.5" x 63.4"
Weight (per battery)103.6lb

Power & Performance

Nominal Voltage51.2V
Nominal Capacity @ 0.2C100 Ah
Min. Capacity @ 0.2C100 Ah
Nominal Energy (per battery)5120Wh
Max Parallel UnitsUp to 32
Scalable Range5 kWh to 160 kWh
CommunicationRS485 with DIP address baud rate and inverter protocol selection

Materials

Battery ChemistryLiFePO4 (per RX-LFP48100 model designation)
Battery Type OptionsRX-50KWh-C, RX-50KWh-HC

Compliance & Warranty

Warranty DetailsSee product page

The Off Grid Vault Promise

Every system we sell is backed by people who actually build off-grid.

Free System Design ConsultationOur engineers size your system for your actual consumption — no guesswork, no incompatible components.
30-Day Performance GuaranteeIf it doesn't perform as specified, we make it right. Uninstalled returns accepted in original packaging.
Free Shipping — AlwaysShips free on all orders, including LTL freight for large systems. No minimums, no surprises.
★★★★★
“Installed this RUiXU 50kWh bank alongside my Sol-Ark 15K on my 1,800 sq ft homestead in northern Arizona. The cabinet arrived fully assembled — I had the bank wired and communicating with my inverter in about six hours. Running my well pump, two refrigerators, lights, and internet with plenty of headroom. At 25 kWh/day consumption, I have two full days of autonomy with zero solar input. The DIP switch protocol selection for Sol-Ark was straightforward. No compatibility issues, no firmware updates needed. This is the storage I should have bought first instead of messing with four separate 12V batteries.”
D
Derek L.Flagstaff, AZ

RUiXU 50kWh Lithium Batteries Kits | 10 Batteries + 10 Slot Cabinet

RUiXU battery packs are rack-mounted residential lithium batteries engineered specifically for home energy storage systems. Leveraging our advanced battery technology, they seamlessly integrate with mainstream inverters across various applications, allowing you to lower your electricity bills and maintain reliable backup power during grid outages or when utility power is unavailable.

Includes: (10) RUiXU 48V Server Rack battery (RX-LFP48100), (10) RS485 Communication Cable, (10) Ground Cable , (10) Set of Parallel 30CM4AWG Cables per battery, (1) 10 slot battery pre-assembled cabinet

RX-50kWh-HS has self-heating function


RUiXU 50kWh Lithium Batteries Kits Specs & Features

RUiXU 50kWh Lithium Batteries Kits
  • Nominal voltage: 51.2V
  • Nominal capacity @ 0.2C: 100 Ah
  • Min. capacity @ 0.2C: 100 Ah
  • Nominal energy: 5120Wh
  • 10-Slot Dimesions (W*D*H): 23.6″ x 29.5″ x 63.4″
  • Weight: 103.6lb
  • Support up to 32 units in parallel, scale from 5 kWh to 160 kWh configuration without external controller
  • Use DIP address to set the RS485 baud rate and inverter protocol choosing
  • Canbus: Victron, SMA, Studer Innotec, Sofar, Solark, Solis, Goodwe, Deye, Growatt, SAJ, LUXPOWER, Megarevo, INVT, Sermatec, TBB, MUST, Sunsynk, Schneider
  • RS485: MPP, Voltronic, RCT, Alpha outback
  • Constructed from heavy-duty steel
  • 10 slot Rack
  • Durable grey white powder-coated finish
  • Heavy-duty bus bars with protective covers
  • Lockable front door and side panels
  • A set of Cage Nuts screws
  • Heavy Duty Casters
  • Quick open side panel for easy maintenance


Your Satisfaction with RUiXU is Guaranteed:

  • 10-Year Limited Warranty
  • Lowest Price Guarantee

Additional information

Battery Type

RX-50KWh-C, RX-50KWh-HC

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Frequently Asked Questions

If your utility runs $300/month, a 50 kWh bank paired with solar eliminates that bill entirely. That is a 2.5-year payback on storage alone — faster when you factor in avoided generator fuel, spoiled food during outages, and rate hikes that average 4-6% annually. After payback, that $300/month stays in your pocket indefinitely. This is not a consumable expense. It is a fixed asset that produces measurable monthly income by replacing your utility.
Off Grid Vault is an authorized dealer. Warranty claims go through us, not through a ticket queue overseas. RUiXU lithium batteries carry manufacturer warranty coverage, and we handle the coordination directly. You are not calling a generic support line — you are working with a team that understands off-grid battery systems. For installed systems, warranty claims are processed through us as your dealer. For uninstalled systems, our 30-day performance guarantee applies — if it does not perform as specified, we make it right.
Yes. The RUiXU modules support both Canbus and RS485 communication. Sol-Ark is supported natively via Canbus. Victron is supported via Canbus. You set the inverter protocol using the DIP switch on each battery — no external adapter or gateway required. The kit includes RS485 communication cables for each module. If your inverter is not on the compatibility list, contact us with your inverter model before ordering. Our free system design consultation covers protocol verification.
LiFePO4 delivers 3,000-6,000 cycles at 80% depth of discharge. Standard lithium-ion degrades faster under partial-state cycling and loses capacity in high-heat environments. For an off-grid battery bank that cycles daily, chemistry is the difference between a system that lasts 8-10 years and one that needs replacement in 3-4. The RUiXU modules use LiFePO4 with built-in BMS communication, so your inverter sees accurate state-of-charge data rather than guessing. This is the chemistry serious off-grid builders specify.
The cabinet ships pre-assembled. Once on site, you connect your battery cables, ground cables, and RS485 communication cables — all included in the kit. For an experienced installer, wiring the bank to your inverter and breaker panel typically takes one day. If you need help with system design before installation, our free consultation sizes your inverter-to-battery ratio, cable runs, and breaker specifications. No back-and-forth with multiple vendors — everything arrives in one shipment.
Standard LiFePO4 should not be charged below 32°F, which is a real limitation in northern and high-altitude installations. The RX-50KWh-HC variant includes a self-heating function that brings the cells to safe charging temperature before the BMS allows current flow. If your installation is in a climate with regular freezing temperatures, the HC variant is the correct choice. Specify RX-50KWh-HC when ordering. Our system design consultation accounts for your ambient temperature range.
SKU: 3480929090 Categories: , Brand:

The Off Grid Vault Promise

Every system we sell is backed by people who actually build off-grid.

Free System Design Consultation Our engineers size your system for your actual consumption — no guesswork, no incompatible components.
30-Day Performance Guarantee If it doesn't perform as specified, we make it right. Uninstalled returns accepted in original packaging.
Free Shipping — Always Ships free on all orders, including LTL freight for large systems. No minimums, no surprises.

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About ruixu Server Rack Batteries

ruixu is a trusted manufacturer of premium server rack batteries. OffGridVault is an authorized dealer offering the full ruixu lineup with free delivery, price match guarantee, and expert support.

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