See How We Earned +800 Five Star Reviews
Maddox transformers provide reliable power to EV projects across the United States.
Powering Charging Infrastructure
Transformers for EV Charging
Built for electric vehicle loads. Backed by expert support. Power your sites faster with short lead times and on-call service from Maddox.
Transformer Purchasing Specs
Maddox supplies stock and custom-made transformers with specialty features for EV charging:
- K-Factor rated for harmonic mitigation
- Electrostatic shielding (E-shield)
- Bio-degradable FR3 Fluid
- Bayonet and current limiting fuses
- Gauges with alarm contacts
- Tamper resistant locks
- Surge arrestors
How Highland Fleets Met BABA Compliance and a Deadline
Eight DC fast chargers from Highland Electric Fleets, powered by a 750 kVA padmount from Maddox.
See How We Earned +800 Five Star Reviews
Get a Quote in Minutes
Fill out the form and we will get back to you as soon as possible. Our average response time during business hours is 30 minutes.
Frequently Asked Questions
American Made
How is shipping arranged for Maddox’s metal-enclosed switches?
Maddox ships metal-enclosed switches anywhere in North America, handling all logistics at no additional charge. Request a quote here to get specific pricing and lead times.
Lead Time
How soon can you ship a Maddox metal-enclosed switch?
Because Maddox stocks switchgear across the United States, we have many ready-to-ship units available. If you need a custom design, request a quote to receive pricing and lead time within 30 minutes.
Padmounts
Are Maddox metal-enclosed switches made in America?
Yes, Maddox stocks American-made metal-enclosed switchgear. If your project requires BABA compliance, please notify your sales rep.
Transformer Sizing
Can I return or exchange a Maddox metal-enclosed switch?
Yes, Maddox metal-enclosed switches may be eligible for return or exchange within six months of shipment date. Terms and conditions apply. Learn about the Maddox return and exchange policy here.
