Specialized product design and manufacturing

Lester Electrical High Tech Battery Chargers
High-tech meets the Heartland

Founded in 1963, Lester Electrical has more than 55 years of industry-leading innovation and product design experience. Our company was born from working on high-reliability technology responsible for powering Minuteman silos. Lester Electrical offers ODM partnerships for white label solutions. We have produced specialized customer products with legendary performance, intelligence and quality in motive, stationary and lighting applications.

Lester is a vertically-integrated manufacturer with an industry leading engineering staff. We have experts in power electronics, control electronics, mechanical, embedded software and app software. We have an ISO 9001 certified manufacturing plant in Lincoln, Nebraska spanning 90,000 square feet.

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Smart Transformers

Low Voltage Power Supply

Low voltage power supply featuring Bluetooth communication, suitable for indoor or outdoor use. Designed to greatly improve transformer set-up time and provide easiest user-interface on the market in comparison with standard options. The transformer is American made and compliant with California Energy Commission (CEC) and Department of Energy (DOE) regulations.


Smart Astronomical Control

Timer designed with compact dimensions to fit with ease into any location and durable components to make ideal for both indoor and outdoor use. Features Bluetooth communication for easiest user-interface on the market. The timer is American made and compliant with California Energy Commission (CEC) and Department of Energy (DOE) regulations.

USB Charger

Dual Port

A USB charger designed for compatibility with electric vehicles. The charger features dual ports, easy installation, low standby power consumption and encapsulated electronics to protect against environmental concerns like moisture, corrosion, shock and vibration. Auto-detect technology provides full rate charging compatibility with popular devices.

DC Connections

DC Plugs and Receptacles

This system has been widely considered to have highest performance in the industry for more than 20 years. As the industry leader, the DC plug and receptacle system was designed using Lester Electrical proprietary materials and a proprietary quality control process.

Trapezoid system is UL/cUL recognized and features 4 and 3 pin/socket configurations. This is CAN bus ready and based on similar design and materials as leading golf car system.

Battery Testing

As one of the industry’s highest volume manufacturers with a long history in charging expertise, Lester Electrical also operates a battery testing lab at our Lincoln facility. 365 days a year we are validating battery profiles, doing life cycle testing and more. We have a complete data acquisition protocol with a team carefully reviewing and analyzing large quantities of collected intelligence. Our laboratory is approved by the California Energy Commission (CEC) for efficiency certification testing as well.

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