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BigBattery | 48V | EG4 All Weather Battery + EG4 6000XP Hybrid Inverter | ESS | 14.3-42.9 kWh | Off-Grid Home Solar System | K0765-V

BigBattery

$4,624.98
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SKU:
K0765-V
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This system pairs the EG4 All Weather Battery with the EG4 6000XP hybrid inverter into a single off-grid energy storage system (ESS). The manufacturer describes it as built for indoor or outdoor installation, with the inverter engineered for indoor, all-in-one operation.

Note: If you would like to review the manufacturer Product Specifications, Warranty, Brochure, etc., for this system, please refer to the "Resources (System Manuals and Warranty)" Tab above on this page.

Why This Matters

An off-grid ESS lives or dies on two things: whether the battery chemistry and BMS can actually deliver the power the inverter asks for, and whether the wiring configuration matches what the manufacturer allows. The listing title tells you the capacity range (14.3-42.9 kWh) and the inverter pairing (EG4 6000XP), which sets the frame for what this system can run and how it can be expanded. Beyond that, the source data provided for this listing is limited — see the flags below for what could not be verified.

Battery Characteristics

Chemistry: [NEEDS VERIFICATION] — the manufacturer text does not state the cell chemistry for the EG4 All Weather Battery in the provided data. Do not assume LiFePO4 without confirming on the manufacturer spec sheet referenced below.

Group Size / Form Factor: [NEEDS VERIFICATION]

Capacity Range: 14.3-42.9 kWh (as stated in the product title). Per-unit Ah/Wh, voltage, and module count needed to reach this range are [NEEDS VERIFICATION].

Wiring & Configuration Limits (Series/Parallel)

[NEEDS VERIFICATION] — the provided data does not specify maximum series or parallel expansion limits for the battery or the compatible count of battery modules per EG4 6000XP inverter. Do not wire this system beyond factory-stated limits without confirming those limits in the manufacturer documentation.

PV input range noted in the title: 8kW-24kW. No panel voltage, MPPT channel count, or per-string limits were provided.

Pro-Installer Tip

Series and parallel battery banks fail early when modules of different ages or state-of-charge are mixed into the same string — this creates cell imbalance that no BMS can fully correct after the fact. Confirm the exact series/parallel limit for the EG4 All Weather Battery in the manufacturer manual before adding a second unit to an existing bank, and use a shunt-based battery monitor to verify all modules settle at the same voltage before you close the system up. On lithium systems, this generally means respecting an 80-100% depth of discharge ceiling recommended by the manufacturer rather than assuming full 100% DoD is safe on every charge cycle — confirm this figure in the Resources tab rather than guessing.

Key Benefits

  • All-in-one ESS pairing: EG4 All Weather Battery matched to the EG4 6000XP hybrid inverter, reducing compatibility guesswork between battery and inverter.
  • Manufacturer states the battery is built for indoor or outdoor placement.
  • Inverter is described as an indoor, all-in-one off-grid unit.
  • Scalable capacity range (14.3-42.9 kWh) suggests multi-unit expansion is supported, though the exact expansion steps are [NEEDS VERIFICATION].

Technical Table

SpecValue
Voltage[NEEDS VERIFICATION]
Capacity (kWh)14.3-42.9 kWh
Chemistry[NEEDS VERIFICATION]
InverterEG4 6000XP Hybrid Inverter
PV Input Range8kW-24kW
Max Continuous Discharge (A)[NEEDS VERIFICATION]
BMS Charge/Discharge Limits[NEEDS VERIFICATION]
Cycle Life[NEEDS VERIFICATION]
Operating Temp Range[NEEDS VERIFICATION]
Terminal Type[NEEDS VERIFICATION]
Dimensions[NEEDS VERIFICATION]
Weight[NEEDS VERIFICATION]
Low-Temp Charging Protection[NEEDS VERIFICATION]

Note: See "Resources (System Manuals and Warranty)" Tab above for full specifications.

Compatibility & Fitment

Positive fitment: This SKU (K0765-V) represents a variable parent listing covering 5 variations of the EG4 All Weather Battery + EG4 6000XP ESS package. It is designed to work as a matched battery-and-inverter pair, with a PV input range of 8kW-24kW.

Negative fitment: Do not assume this battery is compatible with inverters other than the EG4 6000XP without manufacturer confirmation. Do not exceed the 8kW-24kW PV input range stated for this system. Series/parallel expansion beyond manufacturer-stated limits is not supported — confirm those limits before adding modules. Charger type requirements were not provided in the source data; do not assume a standard lead-acid charger is appropriate for this system without verification, since lithium systems generally require a charger matched to their specific BMS.

Options & SKUs

VariantSKUPrice
variable parent (5 variations)K0765-V$4624.98

This listing is a variable parent covering 5 variations; individual variant-level SKUs, sizes, and prices beyond the parent SKU shown above were not provided in the source data.

FAQ

Q: What battery chemistry does the EG4 All Weather Battery use?
A: The chemistry was not specified in the provided manufacturer data. Refer to the Resources tab above for this detail before ordering.

Q: Can I install this battery outdoors?
A: The manufacturer describes the battery as built for indoor or outdoor use. The paired EG4 6000XP inverter is described as an indoor, all-in-one unit.

Q: How much solar (PV) can this system accept?
A: The system is rated for an 8kW-24kW PV input range according to the product title.

Q: What capacity range does this system cover?
A: The listed capacity range is 14.3-42.9 kWh, reflecting the available configuration options under this parent listing.

Q: Can I mix this battery with other battery brands or ages in the same bank?
A: This is not recommended on any lithium or lead-acid system. Mixing chemistries, ages, or states of charge creates cell imbalance and can cause premature failure. Confirm exact wiring limits in the manufacturer documentation.

Warranty & Support

Warranty terms for this system were not included in the provided data. Please refer to the "Resources (System Manuals and Warranty)" Tab above on this page for the manufacturer's warranty documentation. If you have questions before ordering, ask us — we always reply back.

Wholesale Specifications & Compliance Guarantee

Official MSSD Direct Distribution Data for BigBattery Item #K0765-V

🚚 Wholesale Freight Shipping Structure

  • Palletized Freight Delivery: Securely packaged and strapped to prevent coil or cabinet transit damage.
  • Liftgate Unloading Included: Every system price reflects complete residential or jobsite liftgate unloading services.
  • Terminal Tracking: Direct carrier tracking with scheduled delivery appointment confirmation.

🛡️ EPA Refrigerant & Safety Compliance

  • Low-GWP Mandate Certified: Compliant with 2025–2026 EPA AIM Act guidelines (R-454B / R-32 next-gen refrigerants).
  • Factory Parts Protection: Full manufacturer warranty integrity preserved via authorized wholesale distribution channels.
  • Factory Pre-Charged: Outdoor condensing units engineered and tested for rated line-set lengths.

📜 Manufacturer Warranty Protection

Authorized Dealer Warranty Protection: All BigBattery systems purchased through MSSD include full factory manufacturer warranty coverage.

📊 System Engineering & Performance Specifications

Product Model Title BigBattery | 48V | EG4 All Weather Battery + EG4 6000XP Hybrid Inverter | ESS | 14.3-42.9 kWh | Off-Grid Home Solar System | K0765-V
Factory SKU / Part # K0765-V
Brand Entity BigBattery
Wholesale Freight Rate $0.00 (Palletized Liftgate Unloading Included)