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Residential Inverter丨Stacked Optical Storage Machine丨BK-SCPSS-5~25KWh

PRODUCT PARAMETERS

The BK-INV series is a floor-standing, stackable integrated photovoltaic-storage unit designed specifically for urban apartments, rural micro-grids, small commercial spaces (cafés, workshops), and emergency backup scenarios, integrating a modular LFP battery system, built-in MPPT solar charger, and UPS-grade inverter.
  • Modular & Scalable Capacity Design
  • Safety-First LFP Battery System
  • All-in-One Integrated Functionality
  • Wide Compatibility & Flexible Application
  • Smart Monitoring & Easy Operation
  • Robust & Space-Saving Structure
Shipping Location: Shenzhen, China
Description
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Description

Product Overview

The BK-SCPSS-5~25 KWh is a floor-standing, stackable solar-plus-storage system that merges a 5 KW hybrid inverter with 5–25 KWh of LFP (LiFePO₄) batteries in a single tower. Each 5 KWh module slides and locks into place—no cables, no tools—allowing users to start small and expand to 25 KWh as budgets grow. Delivering 1.5–11 KW of continuous power, it covers everything from apartments to small factories in one plug-and-play cabinet.

Application

  • Urban Apartments & Villas

Start with 5 kWh for essential circuits, add modules as PV grows.

  • Rural Micro-Grids

15–25 kWh towers power schools, clinics or small farms without diesel.

  • Small Commercial

10 kWh + 6 kW hybrid inverter for a café or workshop—daytime PV sell-back, nighttime battery supply.

  • Emergency Backup

UPS mode keeps servers, medical devices or telecom towers online during blackouts.

  • Retrofit & Rental Housing

Wheel-in towers, plug into existing PV strings—no rewiring, low CAPEX.

Product Features

  • Modular & Scalable

• 5 KWh blocks; 1–5 modules = 5–25 KWh, 5–25 KW peak. Pay-as-you-grow investment.

  • Safety-First LFP

• >2 500 cycles, 40–58.4 V low-voltage design, UL/IEC62619 & UN38.3 certified, built-in fire suppression vents.

  • All-in-One Tower

• Integrated MPPT (120–430 V, 4.5 kW PV), 93 % round-trip efficiency, 150 A surge (<3 s), pure-sine UPS-grade switching.

  • Wide Compatibility

• Single-phase 90–280 V AC; auto 50/60 Hz; pairs with any 1.5–11 KW hybrid inverter or micro-inverter.

  • Smart HMI & Cloud

• 4-inch touch screen + Wi-Fi/RS485/CAN; Android/iOS app for SOC, PV yield, grid feed-in and remote OTA updates.

  • Plug-and-Play Install

• Tower wheels + rear handles; single-person setup in <10 min. Front-service fans slide out without tools.

  • Harsh-Environment Ready

• –20 °C to +60 °C discharge, 0 °C to +45 °C charge, IP21, natural convection cooling up to 4 000 m altitude (derate above 1 500 m).

Specifications

ModelBK-SCPSS-5~25 KWh
Product TypeIntegrated photovoltaic storage unit
Power Capacity5 KWh10 KWh15 KWh20 KWh25 KWh
PhaseThree-phase
BatteryVoltage51.2V
Battery Rated Capacity100AH
Continuous Discharge Current100A
Maximum Discharge Current150A<3S
Standard Charging Current50A
Fast Charging Current100A
Number Of Batteries12345
Battery TypeLithium iron phosphate (LiFePO4)
Cycle Count>2500 times
Battery Voltage Range40~58.4V
Power MduleMains Input Voltage RangeHome appliance mode: 90–280 Vac; UPS: 170–280 Vac
Mains Input Rated Frequency50Hz/60Hz
Maximum Recommended Module Power4500W
Module Open-circuit Voltage450V
MPPT Operating Voltage Range120~430V
Efficiency93%
Standard ParametersInstallation Methodlanding
Maximum Working Altitude4000m (reduction required above 1500m)
Operating TemperatureCharging temperature: 0~45℃ Discharging temperature: -20℃~60℃
Cooling MethodAir-cooled
Storage Temperature-15℃-60℃
Humidity5%-95%
Dimensions (D×W×H)Depends on the model selection
Weight80kg135kg190kg245kg300 kg

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