What Lester Electrical does

Lester Electrical is a US-based, privately-held manufacturer of industrial battery chargers founded in 1963 and headquartered in Lincoln, Nebraska, with 251-500 employees. The company designs and produces switch-mode high-frequency and SCR-based chargers for motive power (electric vehicles, golf cars, material handling, aerial work platforms, floor care) and stationary power (railroad, utility) applications, with all products manufactured at its Lincoln facility as a vertically integrated producer.

Core technology is anchored by a proprietary DV/DT charge control patent from 1974 and its successor Progressive DV/DT algorithm, which terminates charging based on voltage and time parameters. The product portfolio includes the modular Summit Series II (650W, 1050W, 1425W with hot-swappable power modules), the new TT-650W launched in August 2025, HF Max (railroad locomotive), Atlas (utility/industrial), Beast Mode (golf/LSV, J1772-compatible), and an OEM USB charger for Club Car. The platform supports Bluetooth, cloud connectivity, CAN bus, and SCADA integration through the ChargerConnect app, providing telemetry and remote management.

Revenue is generated via hardware sales through a mix of direct OEM/ODM relationships (Club Car for USB), exclusive distribution partnerships (National Railway Supply for railroad), battery-manufacturer technology partnerships (Trojan, Discover, EnerSys), and a global authorized distributor network spanning 5 continents across 9+ end-use verticals. Pricing is per-unit hardware; the company does not disclose a recurring software or service revenue stream, and no financial figures are publicly available.

Name

Lester Electrical

Legal name

Lester Electrical

Website

https://lesterelectrical.com

Company type

Private

Founded year

1963

Operating status

Operating

Headcount range

251–500 employees

Short description

Lester Electrical is a US-based, privately-held industrial battery charger manufacturer designing and producing switch-mode and SCR chargers for motive and stationary power applications from its Lincoln, Nebraska facility since 1963.

Ownership category

akta.pro rank

Product category

Industrial Battery Chargers

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electrical Equipment Manufacturing (33531), Current-Carrying Wiring Device Manufacturing (335931)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600), Power, Distribution & Specialty Transformers (3612), Railroad Equipment (3743)

akta.pro primary industry

Battery Chargers (AA/AAA, Li-ion, Universal Chargers) (CRACATAH)

akta.pro secondary industry

Flexible Cords, Portable Power & Cord Sets (IMADAMAI)

Keywords

• Industrial battery chargers
• Motive power chargers
• Stationary battery chargers
• Switch-mode chargers
• Battery charging systems

Headquarters

HQ city

Lincoln

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Technology or R&D, Supply Chain, Marketing or Sales, Infrastructure

Revenue model

1. Battery Charger Sales: Primary revenue from manufacturing and selling industrial/commercial battery chargers including motive power chargers, stationary power chargers, and accessories. Products include Summit Series II, TT-650W, HF Max, Atlas, and custom solutions.

Go-to-market motion3 records

Distribution channels7 records

Marketing channels7 records

Core offering

Lester Electrical designs and manufactures industrial and commercial battery chargers and electrical power conversion solutions in Lincoln, Nebraska. Its product line spans Motive Power chargers (Summit Series II 650W/1050W/1425W, the new TT-650W, Beast Mode fast-charging kit, and Battery Discharger/Tester), Stationary Power chargers (HF Max and Atlas modular platforms for railroad and utility applications), and Custom Solutions (USB Chargers and DC Plugs and Receptacles). All products are built around proprietary charge algorithms and are sold direct to OEM/ODM partners and through a global authorized distributor network.

Product overview

Lester Electrical is a manufacturer of industrial and commercial battery chargers and electrical power conversion solutions. The product portfolio is organized into three categories: Motive Power, Stationary Power, and Custom Solutions. The Motive Power line includes the flagship Summit Series II charger family (650W, 1050W, and 1425W models), the Beast Mode fast-charging kit, the newer TT-650W charger, and the Battery Discharger/Tester. The Stationary Power line includes the HF Max and Atlas modular charger platforms for railroad and utility/mission-critical applications. The Custom Solutions line includes USB Chargers (dual-port USB-A/USB-C, factory-installed on Club Car vehicles) and DC Plugs and Receptacles. Legacy product lines (Links, E-Series, Lestronic II) continue to be sold for the replacement and service market. Key differentiators across the portfolio include proprietary charge algorithms, Bluetooth and cloud connectivity via the ChargerConnect mobile app, CAN bus compliance, natural convection cooling (fanless design), and IP66 ratings on Summit Series II models.

Differentiator

Problem solved

Functional benefit

Brands

• Summit Series II: Switch-mode high-frequency industrial battery charger line featuring Bluetooth communication and Cloud connectivity. Available in 650W, 1050W, and 1425W models.
• TT-650W
• HF Max
• Atlas
• Beast Mode

Products and services

• TT-650W Battery Charger A 650W industrial battery charger operating at 48V/13A, designed and manufactured in the USA. Features CAN bus communication, USB connectivity, and BMS wake-up capability. Natural convection-cooled (fanless) with encapsulated electronics for durability in tough environments. Designed for golf carts, PTVs, and industrial vehicles.
• 650W Summit Series II Battery Charger A switch-mode (high-frequency) industrial battery charger with multi-voltage support (24V/25A, 36V/18A, 48V/13.5A). Features Bluetooth communication, cloud connectivity, and external DC and signal connection for flexible integration. Designed for golf cars, floor care, industrial vehicles, material handling, aerial work platforms, industrial automation, and power sports.
• 1050W Summit Series II Battery Charger A switch-mode (high-frequency) industrial battery charger delivering 24-48V/25-22A or 36V/25A. Offers multi-voltage support, Bluetooth communication, and cloud connectivity for remote monitoring. Targets golf cars, floor care, industrial vehicles, aerial work platforms, outdoor power, industrial automation, and power sports applications.
• 1425W Summit Series II Battery Charger A high-power switch-mode (high-frequency) industrial battery charger providing 24V/40A, 36V/40A, or 48V/30A output. Features Bluetooth, cloud connectivity, IP66 rating, and natural convection cooling. Designed for floor care, material handling, outdoor power, industrial automation, and power sports applications.
• Beast Mode Fast-Charging Kit A fast-charging kit for the golf market built around the 1425W Summit Series II charger. Includes a J1772 adapter enabling charging at standard public EV charging stations. Delivers 48V/30A (122% higher charging current than average golf car charger) for the fastest golf car charging available. Compatible with lead-acid and lithium batteries.
• Battery Discharger/Tester A portable battery discharger and tester supporting 12/24V, 36/48V, and 72V configurations. Powered directly from the connected battery set (no AC power required). Features large 500-amp alligator clamps, heavy-duty 8-foot DC cables, cord wrap for storage, and automatic thermal protection that terminates discharge if the unit overheats. Used for battery maintenance and identifying defective batteries.
• HF Max Modular Stationary Battery Charger A modular, redundant stationary battery charger platform for railroad applications. Supports 12, 24, 48, and 130 Vdc Intelligent Power Modules (iPMs) in 2, 4, and 8-slot chassis configurations. Hot-swappable iPMs, natural convection cooling, and sophisticated alarming with 10,000-record event logging. CEC-compliant and trusted by leading Class I, freight, transit, passenger, and short-line railroads.
• Atlas Modular Stationary Battery Charger A modular stationary battery charger manufactured in the USA supporting 12V, 24V, 48V, and 130V configurations. Features hot-swappable iPMs for N+1 to N+N redundancy, Ethernet/SNMP communication, conformal coating, 13 programmable alarms, and 10,000 event data logging (CSV, JSON, XML, TXT, SQL, EXCEL). Engineered for high-heat applications up to 70°C with no cooling fans. Supports FLA, VRLA, and Ni-Cd batteries for 10 to 98 cells.
• USB Charger (Dual-Port USB-A/USB-C) A dual-port USB charger (USB-A and USB-C) designed as a custom OEM solution for electric vehicles. Features encapsulated electronics for moisture, corrosion, shock, and vibration protection. Proprietary charging intelligence backed by 60+ years of battery charging experience. Factory installed on Club Car vehicles and voted top 16 for the 2024 'Coolest Thing Made in Nebraska' competition.
• DC Plugs and Receptacles Cordsets designed for motive power applications using proprietary materials and proprietary quality control processes. Custom-built DC plug and receptacle solutions for battery charging connections in motive power equipment.
• Links Series Legacy Chargers (including Links Series EPS) Legacy charger series for golf cart and utility vehicle applications. Includes Links Series EPS model. Sold alongside current product lines for replacement and service market use.
• E-Series / E-Series II Legacy Chargers Legacy charger series including E-Series II with pre-selected battery profiles. E-Series II chargers are intended for 120VAC only. Sold alongside current product lines for replacement and service market use.
• Lestronic II Legacy Charger (SCR/ferroresonant) SCR-based (ferroresonant) legacy charger series available in multiple voltage and amp configurations including 24V, 36V, 42V, 48V, 60V, and 72V models ranging from 20A to 50A. Uses transformers to produce charging current. Sold for the replacement and service market.

Quantifiable outcome

• Peak efficiency over 93 percent for railroad battery chargers
• +4 more outcomes

Segments10 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration9 records

Feature10 records

Partnerships

19 partnerships are on record, tiered core and minor.

• American Battery SolutionscoreTechnology or IntegrationBattery partner specializing in lithium batteries. Lester Electrical develops, tests and validates charging profiles hand-in-hand with this battery manufacturer.
• Discover BatterycoreTechnology or IntegrationBattery partner for lithium and AGM battery solutions. Collaborative development of charging profiles for compatibility.
• Dragonfly EnergycoreTechnology or IntegrationBattery partner for lithium battery technology. Joint development of charging profiles.
• Eco BatterycoreTechnology or IntegrationGreen energy focused lithium battery partner. Collaborative charging profile development.
• EnerSyscoreTechnology or IntegrationBattery partner specializing in TPPL and AGM lead-acid batteries. Profile validation and compatibility testing.
• Fullriver BatterycoreTechnology or IntegrationAGM battery partner. Collaborative charging profile development.
• Green EnergycoreTechnology or IntegrationLithium battery expert partner. Joint charging profile development.
• Inventus PowercoreTechnology or IntegrationBattery technology partner with lithium battery solutions. Charging profile collaboration.
• Relion BatterycoreTechnology or IntegrationLithium battery partner. Collaborative development of charging profiles.
• Trojan Battery CompanycoreTechnology or IntegrationPreferred battery partner specializing in AGM, lead-acid, and lithium batteries. Long-standing partnership including ProMat 2023 collaboration with Pack Mule.
• U.S. BatterycoreTechnology or IntegrationPreferred battery partner. Collaborative charging profile development and testing.
• Vanguard Battery SystemscoreTechnology or IntegrationLithium ion battery pack partner. Charging profile collaboration.
• Vivid BatteriescoreTechnology or IntegrationNMC lithium battery partner. Profile validation and compatibility testing.
• WS TechnicalscoreTechnology or IntegrationIndustrial grade battery partner. Charging profile development collaboration.
• National Railway Supply (NRS)coreChannel Partner/ Reseller/ DistributorExclusive partner for railroad industry in North America. Distributes HF Max and Atlas chargers for railroad signaling, communications, and switch machine applications.
• Club CarcoreOEM/ Whitelabel/ Licensing PartnerUSB Chargers are factory installed on all Club Car vehicles. OEM partnership for custom charging solutions.
• LSVDA (Low Speed Vehicle Dealers Association)minorStrategic or Co-development PartnerLester Electrical joined LSVDA as Founding Member Supplier Partner to support the LSV (Low Speed Vehicle) industry.
• U.S. BatteryminorStrategic or Co-development PartnerJoint forces partnership announced to support customers with compatible charging solutions.
• Pack MuleminorStrategic or Co-development PartnerTrojan Battery Company partnered with Lester Electrical and Pack Mule at ProMat 2023.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Delta-Q Technologies (Sensata Technologies): Delta-Q Technologies designs and manufactures industrial battery chargers for electric vehicles, aerial work platforms, floor care, and material handling—directly overlapping Lester Electrical's core motive-power applications. The two compete head-to-head for OEM design wins across golf, lift, and industrial vehicle segments.
• Zivan S.r.l. Italian-headquartered Zivan manufactures high-frequency switch-mode battery chargers for material handling, electric vehicles, and industrial applications. Closely comparable in product architecture (switch-mode) and target verticals to Lester Electrical's Summit Series II platform.
• Power Design Services (PDS): Power Design Services is a US-based manufacturer of industrial battery chargers for motive power applications including forklifts, floor care, and aerial work platforms. Competes directly with Lester in OEM charger supply for material handling and access equipment.

Broad incumbents

• EnerSys: EnerSys is a global leader in industrial batteries and a Lester battery partner, also offering charging solutions through its subsidiary portfolios. As a broad incumbent, EnerSys has a much wider portfolio spanning batteries, chargers, and power systems, with deeper financial and distribution resources than Lester.
• Benning Power Electronics: Benning Power Electronics is a German manufacturer of industrial power conversion equipment including battery chargers, UPS systems, and rectifiers. Overlaps with Lester's stationary power and railroad charger product lines, though Benning serves a broader industrial power portfolio.
• Astrodyne TDI: Astrodyne TDI manufactures power conversion products including chargers, EMI filters, and custom power solutions for industrial, medical, and aerospace applications. Comparable to Lester in power electronics expertise but serves a wider, more diversified end-market mix.

Emerging players

• Green Cubes Technology: Green Cubes Technology manufactures lithium battery packs and chargers for material handling, industrial vehicles, and stationary applications. An emerging competitor with strong lithium focus that overlaps with Lester's industrial charger OEM opportunities, particularly as fleets transition from lead-acid.
• Victron Energy: Victron Energy manufactures battery chargers, inverters, and energy management systems for marine, automotive, and off-grid industrial applications. Comparable in charger technology but focused more on renewable and mobile energy management than Lester's traditional motive-power core.
• Power Sonic Corporation: Power Sonic manufactures batteries and compatible chargers for industrial, mobility, and backup power applications. Smaller and more focused on batteries than Lester, but competes in adjacent charger markets and sells through similar distributor channels.

Regional players

• Hoppecke Industrial Batteries: Hoppecke is a German industrial battery and charging systems manufacturer primarily serving European intralogistics and rail markets. Comparable to Lester in battery-tray chargers and stationary backup applications, with strong EMEA presence versus Lester's North American base.

Market position

Weaknesses4 records

Competitive moat5 records

Key risks1 record

Key highlights1 record

Customer concentration

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• LinkedInlinkedin.com/company/lester-electrical
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Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Lester Electrical