Skip to main content
Start Your Project →

Custom battery and solar products

Custom Battery & Solar PowerSolutions

Explore custom LiPo, Li-ion and LiFePO4 battery packs, portable power stations and compact solar products. We help OEM teams confirm the electrical, mechanical and connection details required by their device.

  • Battery-led portfolio
  • Prototype to OEM production
  • Application-focused engineering
Custom battery packs and compact solar modules for OEM electronic products

Battery solutions · primary portfolio

Custom Battery Packs Built Around Your Device.

We start with your required voltage, runtime, available space, peak load, charging method and connector. These details guide the cell format, pack layout, protection electronics and enclosure we recommend.

Solar solutions · supporting portfolio

Small Solar Panels for Devices and Portable Charging.

Our solar range focuses on compact custom modules and portable panels for electronic products. It does not cover residential rooftops or utility-scale solar systems.
Small Custom Solar Panels product family

Compact device-integrated solar

Small Custom Solar Panels

We customize small solar panels by size, voltage, current, shape, surface material, cable, connector and mounting method for electronic devices.

Typical power0.5W to 50W
Typical voltage3V to 24V custom
UseDevice-integrated OEM solar
Explore Small Custom Solar Panels →
Mini Solar Modules product family

Low-power photovoltaic components

Mini Solar Modules

We customize mini solar modules for low-power IoT devices, sensors, trackers and compact electronics with very limited surface area.

Typical power0.1W to 10W
OutputCustom voltage & current
ConstructionGlass, PET or encapsulated
Explore Mini Solar Modules →
Portable Solar Panels product family

Portable OEM charging modules

Portable Solar Panels

We develop portable solar panels for field electronics and mobile power products, with configurable power, folding format, surface material, cable, connector and OEM branding.

Typical power20W to 200W
FormatCompact folding or portable rigid
OutputDC, USB or device-specific
Explore Portable Solar Panels →

Integrated power

Battery, Charging and Solar Designed to Work Together.

For remote and outdoor devices, we can match the battery, solar input, charging circuit, wiring and connectors as one practical power system.
Battery + Solar Solutions product family

Matched generation and storage

Battery + Solar Solutions

We match compact batteries, solar panels and charging control for remote sensors, trackers, security devices and outdoor electronics that need reliable off-grid power.

System focusLow-power remote devices
ScopeBattery + panel matching
SupportCharging concept & interfaces
Explore Battery + Solar Solutions →
Custom Power Integration product family

Power architecture support

Custom Power Integration

We help OEM teams integrate batteries, charging inputs, protection, voltage conversion, connectors and compact solar into one practical power system.

Starting pointYour device requirements
CoverageElectrical + mechanical
PathConcept to pilot production
Explore Custom Power Integration →

Product selection guide

Start with the Application, Then Narrow the Product Family.

These routes are practical starting points—not fixed stock specifications. Share the device load, runtime, available space, charging method and environment, and we can help confirm the most suitable direction.

Compact, thin electronics

Small Lithium Polymer Batteries

Typical direction
3.7V pouch-cell formats with dimensions, capacity, wiring and connector options matched to the available enclosure.
Often used for
Wearables, smart tags, compact trackers and Bluetooth-enabled electronics.
View product family →
Configurable multi-cell power

Custom Li-ion Battery Packs

Typical direction
Cylindrical-cell packs using 18650, 21700 or approved alternatives, with tailored PCM/BMS, wiring and interfaces.
Often used for
Portable equipment, security products, tracking devices and industrial electronics.
View product family →
Deep-cycle 12V / 24V use

12V & 24V LiFePO4 Batteries

Typical direction
12.8V or 25.6V systems with project-specific capacity, BMS, enclosure and connection requirements.
Often used for
Marine, RV, mobility, backup and auxiliary-power applications.
View product family →
Integrated portable AC/DC power

Portable Power Stations

Typical direction
Battery, BMS, inverter, charging inputs and AC/DC/USB outputs coordinated as one portable platform.
Often used for
Field equipment, mobile work, outdoor power and emergency backup.
View product family →
Low-power solar input

Small Custom Solar Panels

Typical direction
Panel dimensions, voltage, current, shape, cable and mounting method customized for the host product.
Often used for
IoT devices, sensors, tracking equipment and remote electronics.
View product family →

Engineering & customization

One Coordinated Product Specification.

A successful custom power project depends on more than voltage and capacity. We align the electrical target, mechanical envelope, interfaces, protection and production path around the host product.

Electrical Definition

Nominal voltage, capacity, energy, continuous and peak load, charging limits and runtime targets.

Cell & Chemistry Selection

LiPo, cylindrical Li-ion or LiFePO4 options evaluated against energy, power, size, cycle life and environment.

Protection & BMS

PCM or BMS functions, balancing, sensing, communication and protection thresholds matched to the architecture.

Mechanical Integration

Dimensions, cell arrangement, insulation, housing, mounting, wire routing and connector position coordinated with the device.

Prototype & Validation

Samples support electrical checks, runtime verification, mechanical fit, thermal review and interface confirmation.

OEM Production Support

Approved specifications, pilot builds, labeling, packaging and production coordination for repeatable supply.

Application-led selection

Start with the Device and Operating Conditions.

Different products create different demands on standby time, peak current, enclosure space, charging, temperature and maintenance access.

Product planning FAQ

Before Requesting a Custom Solution.

Clear starting information makes the first engineering review faster and more useful.

Which product family should I choose?Share the device voltage, load, runtime, available space, charging method and environment. Meanwatt can use those requirements to identify the most suitable starting family.
Are the specifications fixed stock models?No. Published ranges are discussion guides. Cell selection, configuration, dimensions, connectors, electronics and compliance scope must be confirmed for the exact project.
Can we begin with a prototype?Yes. Prototype and pilot stages can be used to evaluate electrical performance, runtime, fit, wiring, interfaces and production details before volume supply.
Can product variants be developed within each series?Yes. Distinct voltage, capacity, cell format, enclosure or application variants can be developed as separate configurations once the technical and commercial scope is defined.

Start a project

Need a Custom Power Solution for Your Product?

Tell us your voltage, capacity, size, power or application requirements. We will help evaluate the right battery, solar or integrated solution.