40000mAh Solar Power Bank Manufacturer | OEM/ODM Wholesale Supplier

Looking for a reliable solar power bank manufacturer for your brand, wholesale business, or outdoor electronics distribution network?

As a professional power bank source factory, we specialize in portable power banks and customized charging solutions for international B2B customers. This 40000mAh solar power bank combines high-capacity battery storage, built-in charging cables, 20W PD fast charging, dual LED flashlights, and a rugged outdoor-ready design.

Designed for outdoor equipment brands, electronics distributors, importers, wholesalers, and cross-border e-commerce sellers, this portable solar charger offers a versatile solution for travel, camping, emergency preparedness, and outdoor charging markets.

We welcome OEM/ODM power bank projects, private-label customization, wholesale orders, and factory-direct sourcing inquiries. Contact our team to discuss product specifications, customization options, MOQ, and bulk pricing.

1. 40000mAh High-Capacity Solar Power Bank

Equipped with a high-density 40000mAh lithium polymer battery, this portable solar power bank provides substantial backup power for smartphones, tablets, and other compatible electronic devices.

Its large battery capacity makes it suitable for camping, hiking, travel, emergency preparedness, and outdoor activities where access to conventional power outlets may be limited.

An intelligent protection IC helps provide protection against overtemperature, overvoltage, overcurrent, and short circuits, supporting safer charging operation.

For B2B buyers, this high-capacity solar power bank is a practical addition to outdoor electronics collections, emergency charging product lines, and portable power accessory catalogs.

2. Four Built-in Charging Cables for Multi-Device Compatibility

Designed to reduce the need for carrying separate charging cables, this 40000mAh power bank features four integrated cables:

• 1 × USB-C output cable

• 1 × iOS output cable

• 1 × Micro USB output cable

• 1 × USB-A input cable

It also features USB-C input/output, USB-A output, and Micro USB input ports.

With its integrated cables and multiple charging connections, the product is designed to support charging up to five compatible devices simultaneously, subject to output availability and total power allocation.

This convenient multi-cable design makes it suitable for outdoor equipment retailers, mobile accessory wholesalers, travel product distributors, and international electronics brands.

3. 20W PD Fast Charging for Compatible Devices

This portable solar power bank features a USB-C PD fast-charging output of up to 20W, providing faster wired charging for compatible smartphones and other electronic devices.

Under suitable conditions, it can charge compatible iPhone models from 0% to approximately 65% in around 30 minutes. Actual charging speed depends on the device model, battery level, cable, charging protocol, and operating conditions.

Compatible device categories include iPhone, Samsung Galaxy, Google Pixel, iPad, Android smartphones, wireless earbuds, and other supported USB-powered electronics.

For wholesale buyers, this combination of high battery capacity and 20W PD charging offers a versatile product for outdoor and everyday portable charging markets.

4. Dual LED Flashlights with Four Lighting Modes

Designed for outdoor and emergency applications, this solar power bank features two integrated LED flashlights with four lighting modes:

• Steady Light

• SOS Signal

• Strobe Light

• Low-Brightness Mode

The dual flashlight design provides additional illumination for camping, hiking, fishing, cycling, kayaking, travel, and emergency situations.

Depending on the selected lighting mode and operating conditions, the flashlight can provide extended illumination for outdoor use.

This combination of portable charging and emergency lighting makes the product suitable for outdoor gear brands, camping equipment wholesalers, and emergency preparedness product suppliers.

5. Rugged Outdoor Design with IP67 Protection

Constructed with industrial-grade ABS material, this portable solar charger is designed for outdoor applications requiring a durable product exterior.

The product is specified with IP67-rated water and dust protection, along with a shock-resistant design for outdoor use.

Its rugged construction and integrated LED lighting make it suitable for camping equipment collections, travel accessories, emergency kits, and outdoor electronics product lines.

Buyers can request the applicable IP67 test documentation and product specifications for the exact model before bulk purchasing.

6. Solar Charging for Emergency Backup

The integrated solar panel provides an additional charging option when conventional power sources are unavailable.

Solar charging performance depends on sunlight intensity, exposure angle, weather conditions, and available daylight hours.

Due to the large 40000mAh battery capacity and the limited surface area of a portable solar panel, solar charging is intended primarily for emergency backup rather than routine full-capacity recharging.

For faster daily recharging, a 5V/2A or higher compatible power adapter is recommended.

This feature makes the product suitable for outdoor emergency equipment, camping accessories, and portable charging product collections.

7. Factory-Direct Solar Power Bank Supply for B2B Buyers

As a power bank source factory, we support international business customers seeking reliable portable charging products for wholesale distribution, private-label brands, and customized product projects.

Our B2B cooperation options include:

• Solar Power Bank Wholesale: Bulk supply for importers, distributors, wholesalers, outdoor equipment retailers, and electronics brands.

• OEM Solar Power Bank Manufacturing: Discuss customized logos, packaging, and branding requirements.

• ODM Power Bank Solutions: Explore product design and development options based on your business requirements.

• Private Label Solar Chargers: Source products for your own branded outdoor charging and emergency power product lines.

• Custom Power Bank Projects: Discuss battery capacity, charging configurations, product appearance, and target-market requirements.

• Factory-Direct Supply: Work directly with our team to discuss product specifications, order quantities, pricing, and long-term supply cooperation.

Customization availability, MOQ, sample arrangements, production lead times, and pricing depend on the selected product model and project requirements.

Frequently Asked Questions

Q1: Are you a solar power bank manufacturer or a trading company?

We offer factory-direct power bank sourcing for B2B customers. Contact our team to learn more about our manufacturing capabilities, product range, and cooperation options.

Q2: Do you support OEM and ODM solar power banks?

Yes, OEM/ODM requirements can be discussed according to the selected model, customization scope, order quantity, and project specifications. Contact us to confirm available services.

Q3: Can I purchase 40000mAh solar power banks in bulk?

This product is intended for B2B sourcing and wholesale inquiries. Share your estimated order quantity, destination market, and business requirements so our team can evaluate a suitable supply solution.

Q4: Can I customize the logo and packaging?

Logo and packaging customization may be available for qualifying orders, subject to the selected model, order quantity, and production requirements.

Q5: Is solar charging suitable for fully recharging the 40000mAh battery?

Solar charging is primarily designed for emergency backup. Due to the large battery capacity and limited solar panel area, wall-adapter charging is recommended for faster and more efficient daily recharging.

Q6: Can this power bank charge multiple devices simultaneously?

The product is designed to support up to five compatible devices simultaneously through its built-in cables and charging ports. Actual combined output depends on the power allocation and connected devices.

Contact our team today to request a quotation for this 40000mAh solar power bank and explore OEM/ODM manufacturing opportunities.