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TRANSFORMERS
At Chronicle Electric Supply, we provide utility-grade transformer solutions designed to support reliable, efficient, and long-term power infrastructure.

Special Application Transformers
Designed for specialized and project-specific power requirements, our special transformers support complex industrial, utility, and renewable energy systems.
Available configurations include:
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Dual HV / Dual LV Transformers
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Autotransformers
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Isolation Transformers
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Earthing (Grounding) Transformers
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Converter / Inverter Duty Transformers
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Rectifier Transformers
Built to meet precise electrical and operational specifications for demanding applications.
Medium Power Transformers
Engineered for substations, renewable integration, and industrial power systems, our medium power transformers deliver high reliability and operational flexibility.
Key Specifications:
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Rated power up to 40 MVA
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Rated voltage up to 72 kV
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Hermetically sealed, gas cushion, or conservator tank designs
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Off-Circuit Tap Changer (OCTC) or On-Load Tap Changer (OLTC)
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Cooling options: ONAN, ONAF, OFAF (including K-class insulating oil)
Designed for durability, efficiency, and long-term grid performance.



Designed to step down voltage safely and efficiently for commercial, industrial, and utility distribution networks.
Standard Features:
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Ratings up to 5000 kVA
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Single-phase or three-phase configurations
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Cooling types: ONAN, ONAF, KNAN
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Hermetically sealed, gas cushion, or conservator tank construction
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HV porcelain or plug-in bushings
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Mineral oil (inhibited or uninhibited), with optional natural or synthetic ester fluids
Built for dependable, safe, and efficient power distribution at end-use levels.
ADVANCED ENERGY SOLUTIONS
At Chronicle Electric Supply, we provide EV charging, battery energy storage, and solar solutions designed to support reliable, efficient, and sustainable energy infrastructure.
ELECTRICAL SUPPLY SOLUTIONS
At Chronicle Electric Supply, we provide essential electrical products designed to support safe, efficient, and dependable commercial and industrial installations.

EV Charging Solutions
Designed for commercial, multifamily, fleet, workplace, and public charging applications, our EV charging solutions provide dependable and scalable infrastructure for a wide range of projects.
Available solutions include:
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Level 2 EV Chargers
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DC Fast Chargers
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Commercial Charging Stations
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Fleet Charging Systems
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Networked Charging Solutions
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Charging Accessories and Equipment
Built to support convenient charging, reliable performance, and long-term electric vehicle infrastructure.
Battery Energy Storage Systems
Designed for commercial, industrial, utility, and renewable energy applications, our battery energy storage systems help improve energy reliability, manage peak demand, and support backup power needs.
Available solutions include:
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Commercial and Industrial BESS
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Utility-Scale Energy Storage
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Containerized Battery Systems
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Peak-Shaving Solutions
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Backup Power Systems
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Solar-Plus-Storage Integration
Built to support reliable performance, improved energy management, and scalable power infrastructure.



Designed to step down voltage safely and efficiently for commercial, industrial, and utility distribution networks.
Standard Features:
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Ratings up to 5000 kVA
-
Single-phase or three-phase configurations
-
Cooling types: ONAN, ONAF, KNAN
-
Hermetically sealed, gas cushion, or conservator tank construction
-
HV porcelain or plug-in bushings
-
Mineral oil (inhibited or uninhibited), with optional natural or synthetic ester fluids
Built for dependable, safe, and efficient power distribution at end-use levels.

Electrical Pathways & Enclosures
Designed for commercial, industrial, utility, and infrastructure applications, our electrical pathway and enclosure products help protect wiring systems and support safe, organized installations.
Available solutions include:
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Electrical Conduits
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Conduit Fittings
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Junction and Pull Boxes
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Electrical Enclosures
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Weatherproof Boxes
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Mounting and Connection Accessories
Built to support durable installations, code compliance, and dependable electrical protection.
Wire, Cable & Power Distribution
Designed for a wide range of electrical systems, our wire, cable, and power distribution products support reliable power delivery for commercial, industrial, and utility projects.
Available solutions include:
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Building Wire
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Power and Control Cables
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Low-Voltage Cables
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Electrical Panels and Equipment
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Disconnects and Distribution Components
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Cable Management Accessories
Built to support safe power distribution, dependable performance, and efficient project installation.



Designed for commercial, industrial, outdoor, and infrastructure applications, our LED lighting solutions provide efficient illumination, dependable performance, and reduced energy consumption.
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Available solutions include:
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Interior LED Fixtures
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Exterior LED Lighting
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High-Bay and Low-Bay Fixtures
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Area and Site Lighting
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Emergency and Exit Lighting
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Lighting Controls and Accessories
Built to support improved visibility, energy efficiency, and long-term lighting performance.