Value
We believe in giving our partners all the quality, support and features we pride ourselves on but keeping cost low. One of our core values is to obsess over customers and we provide unparalleled customer service and technical support. You are the most important client we have.

Quality
Our products have a tradition of unrivaled quality, reliability and longevity in the most demanding applications and environments. Our team is passionate about what we do here. We put our 55+ years of market and product experience to work ensuring we deliver the best to you.

Technology
Industry leading technology is built into all our chargers and product lines. We started setting the standard in 1974 with the patent for DV/DT and today our flagship products include Bluetooth Communication and Cloud Connectivity. We stop at nothing to ensure our partners have the newest and best available on the market.

Lester Electrical Downloads

Summit - Model Series II - 1425W Switch Mode (High Frequency) Industrial Battery Charger Datasheet

Summit - Model Series II - 1050W Switch Mode (High Frequency) Industrial Battery Charger Datasheet

Summit - Model Series II - 650W Switch Mode (High Frequency) Industrial Battery Charger Datasheet

Lester - Battery Discharger/Tester Datasheet