120-450VDC PV Input off-Grid Ess 5kw 8kwh Lithium Battery

Name: 120-450VDC PV Input off-Grid Ess 5kw 8kwh Lithium Battery
Brand: Shandong Yifengtuo Chemical Co., Ltd.
SKU: 2180049772

Shandong, ChinaShandong Yifengtuo Chemical Co., Ltd.

US$900.00-1,200.00

10 Pieces

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

5+8kwh--E-260727

Rechargeable

Yes

Size

Large

Appearance

Cabinet

Colour

White

HS

8507600090

Features

Stackable/Wall Mounted

Capacity

100ah 200ah 300ah 400ah 500ah 600ah 700ah 800ah

Energy

5kwh, 10kwh, 15kwh, 20kwh, 30kwh, 40kwh, 50kwh

Parallel Connection

Available

Application 1

Solar Energy Storage, Back up Power

Application 2

Home Energy Storage, Residential Energy Storage

Transport Package

Carton Box

Specification

760*246*440

Trademark

OEM

Origin

China

Key features

All-in-One Integrated Design: Combines inverter, MPPT charger, and battery into one unit for plug-and-play installation.

High Surge Capacity: Rated 5kW output with 10kVA peak surge power to safely drive inductive loads.

Efficient MPPT Charging: Supports up to 6000W PV input with 120-450VDC operating range for fast energy replenishment.

Long Cycle Life: LiFePO4 battery supports over 8000 cycles at 70% DOD with 98% operating efficiency.

Intelligent Remote Monitoring: Features WiFi and USB connectivity for real-time monitoring via mobile app and LCD screen.

Comprehensive BMS Protection: Includes reverse connection, overcharge, over-discharge, short circuit, and over-temperature protection.

Flexible Charging Modes: Supports PV priority, grid priority, combined, and generator-only modes with seamless UPS switching.

Wide Application Scenarios: Ideal for off-grid villages, home backup, RVs, and unstable grid areas.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryR&D Capabilities

Shandong Yifengtuo Chemical Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2022-01-14Nearest Port: qingdaoAverage Response Time: ≤1.67hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, DDP

AI-Powered supplier vetting

SummaryShandong Yifengtuo Chemical Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, offering various chemical and cleaning-related products. It reports a subsidiary production base with annual calcium chloride output of 35,000 tons and exports to multiple countries. The supplier states that it provides OEM and ODM services, has introduced new products within the past year, and supports customization from samples, minor customization, and flexible customization. An audit was conducted by BV, but the recorded audit evaluation result is 0 and the report validity ended on 2025-06-04. The company reports a four-person workforce, while financial information is limited to year references without performance figures. No SDK is available, and the status of fire drills and an environmental impact assessment is unknown.

Supplier typeThe supplier is identified as a limited company, trading company, and manufacturer/factory, with its business scope covering chemical product sales and manufacturing. It is not reported as part of a larger company group.

After-Sales capabilityThe company description explicitly mentions a well-trained after-sales service team as part of its management and customer-service capabilities. No further details on service coverage, response times, or support resources are provided.

R&D capabilityThe supplier reports new product development within the past year and offers ODM services, supporting a demonstrated product-development capability. However, it states that no SDK is available, limiting evidence of software or developer-oriented innovation support.

Production capacityThe supplier identifies itself as a manufacturer/factory and reports a subsidiary production base with annual calcium chloride output of 35,000 tons. Its stated manufacturing scope includes chemical products and other related goods, although production capacity for products beyond calcium chloride is not specified.

Customization capabilityThe supplier explicitly offers customization from samples, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of multiple customization models.

Client casesThe supplier states that it provides OEM services for well-known brands and exports products to South Korea, America, Indonesia, Dubai, and other countries. These statements indicate brand-serving and international customer experience, but no customer names or specific project details are disclosed.

Product Q&A

Q:Does this all-in-one machine support off-grid, grid-connected and UPS backup mode?

Yes. It has 4 charging priority modes (PV priority, grid priority, PV+grid, generator only), supports UPS mode with seamless power switching for home blackout emergency backup.

Q:What protection functions does the system have?

Built-in full intelligent BMS protection: battery reverse connection, overcharge, over-discharge, over-current, short circuit, over-temperature, overload protection; with fault code alarm and LED status indicator reminder.

Q:Does the unit need professional electricians for wiring installation?

Yes. All wiring including PV, AC input/output, grounding must be operated by qualified electricians; cut off all power before any wiring work to avoid electric shock risk.

Q:What should I do if the machine displays fault codes?

Check the fault code table in user manual first to confirm the trigger reason. If the unit restarts 6 times continuously and still fails, fully power off the machine or wait 30 minutes to restart; if the fault persists, contact supplier for technical support.

Q:What is your Minimum Order Quantity (MOQ)?

To support the new business growth and long-term partnership, we have offered a very flexible and low minimum order quantity, with a requirement of only 10 units.