What certifications does this inverter have?

The inverter is certified with ISO9001, RoHS, CE, FCC, and UL, ensuring compliance with international safety and quality standards.

Does the inverter support OEM or ODM services?

Yes, we accept OEM and ODM orders, offering customization from samples, designs, or full customization based on client requirements.

What is the minimum order quantity?

The minimum order quantity is 1 set, allowing for flexible purchasing options for individual or bulk buyers.

Efficient 4000W Pure Sine Wave Inverter with Silent Fan Technology

Name: Efficient 4000W Pure Sine Wave Inverter with Silent Fan Technology
Brand: Zhejiang Leiya Electronics Co., Ltd.
SKU: 2138697862

Zhejiang, ChinaZhejiang Leiya Electronics Co., Ltd.

US$121.87

300 Pieces

Product profile

Customization

Available

Nature of Source Flow

Passive inverter

Certification

ISO9001, RoHS, CE

Model NO.

SW-4000U1

Output Power

>1000W

Grid Type

off-Grid Inverter

Output Type

Single

Circuit Topologies

Push-Pull Type

Nature of Wave String

Sine Wave Inverter

Type

DC/AC Inverters

Continuous Power

3500W

Start Power

4.0kw

Surge Power

7kw

USB

5V DC,Max 1000mA

Protection

Over Load,Over Temperature,Short Circuit...

OEM/ODM

Warranty

1 Year

Transport Package

Color Box Package

Specification

403*300*92.7mm

Trademark

ERAYAK

Origin

China

HS Code

8504403090

Production Capacity

100000pieces

Key features

Pure Sine Wave Output: Provides clean AC power suitable for sensitive electronics like computers and monitors.

Silent Fan Technology: Operates quietly with intelligent thermal management to prevent overheating shutdowns.

High Surge Capacity: Handles starting surges up to 7000W, ensuring reliable startup for heavy appliances.

Comprehensive Protection: Features overload, over-temperature, short circuit, and under/over voltage protection.

Built-in USB Port: Includes a 5V DC USB output (Max 1000mA) for convenient device charging.

OEM/ODM Support: Accepts custom designs and samples for personalized manufacturing solutions.

Certified Quality: Meets ISO9001, RoHS, CE, FCC, and UL standards for safety and reliability.

Company profile

Years of Export ExperienceFast Delivery100% Finished Products InspectionR&D Capabilities

Zhejiang Leiya Electronics Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.05h

AI-Powered supplier vetting

SummaryThe supplier operates across vehicle equipment, auto parts, generators, batteries, photovoltaic equipment, software, and related sales and manufacturing activities. It reports broad customization, ODM and OEM capabilities, 16 R&D engineers, and new products launched during the past year. Its stated certifications include CE, FCC, RoHS, UL, ISO9001:2015, ISO45001:2018, ISO14001, and BSCI. After-sales support includes overseas warehouse capability, overseas agents or branches, and debugging, maintenance, repair, and equipment installation services in Poland. The supplier has exported for 14 years and reports one-month average lead times in both peak and off-season periods. Evidence of financial continuity is limited to year labels for financial capacity, cash flow, and profit indicators, without substantive financial metrics. It has OEM experience with well-known brands but no Fortune 500 customer cooperation reported.

Supplier typeThe stated business scope covers manufacturing and sales of vehicle equipment, auto parts, generators, batteries, photovoltaic equipment, and related technology services. This supports classifying the supplier as a diversified manufacturer and supplier in vehicle equipment and adjacent industrial product categories.

CertificationsThe supplier reports product certifications including CE, FCC, RoHS, and UL; management-system certifications including ISO9001:2015, ISO45001:2018, and ISO14001; and BSCI social-responsibility certification. These are explicit certifications relevant to product compliance, quality, occupational health and safety, environmental management, and social responsibility.

After-Sales capabilityThe supplier states that it provides debugging, maintenance, repair, and equipment installation services in Poland, and has an overseas warehouse and overseas agents or branches. It has no overseas showroom, but the documented service and overseas-support capabilities indicate an established after-sales infrastructure.

R&D capabilityThe supplier reports new products during the past year, ODM services, and 16 R&D engineers, indicating active product development resources. However, it explicitly has no available SDK, so its innovation capability is demonstrated for product development and design rather than software-development-tool support.

Production capacityThe supplier’s scope includes manufacturing of vehicle equipment, auto parts, generators, batteries, and photovoltaic equipment. It reports 48 qualified service-capability suppliers, written service procedures with records, corrective and preventive-action procedures, and one-month average lead times in both peak and off-season periods, supporting evidence of organized production and delivery operations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, showing that its customization offering extends beyond limited modifications.

Client casesThe supplier reports OEM service for well-known brands and a repeat-buyer preference of 80%–100%. It does not report cooperation with Fortune 500 companies, so the evidence supports brand-customer experience and repeat business but not top-tier Fortune 500 references.

Product Q&A

Q:How do I choose the right inverter size?

Select an inverter based on the continuous and surge power ratings of your appliances. Ensure the continuous rating handles simultaneous loads and the surge rating covers starting spikes.

Q:Can I use my computer with this inverter?

Yes, both sine-wave and modified sine-wave inverters work with computers. However, some monitors and laser printers require pure sine wave output for proper operation.

Q:Is it normal for the inverter to get hot?

Yes, power generation creates heat. Keep the unit in a cool, dry place with good ventilation. It will shut down if it gets too warm to prevent damage.

Q:Where should I install the inverter relative to batteries?

Ideally, install the inverter within 10 feet of the battery bank. Greater distances require larger DC cables to compensate for voltage drop and ripple.

Q:What is the warranty period for this product?

The product comes with a 1-year warranty covering mechanical defects and manufacturing issues.