Capabilities
Maddox tamper-proof, compartmentalized, liquid-filled, pad-mounted (or padmount for short) transformers are all-in-one units designed, built, and tested in accordance with the highest industry standards and can be customized with over-current protection, and sectionalized switching to give you maximum control over your distribution system.
Product Scope
- 30 kVA - 10,000 kVA
- Up to 35,000v
Technical Specs
Standard specs
- Type II non-PCB mineral oil (ONAN)
- High-grade silicon-steel core
- Aluminum windings
- Pad-lockable door handle
- No-load tap changer
- Impedance 5.75 % (±7.5%)
- Reinforced carbon steel tank
- Lifting lugs
- Externally clamped high- and low-voltage bushings
- Pressure relief valve
- Pressure vacuum gauge
- Liquid temp gauge
- Liquid level gauge
- Drain and sample valve
- Schrader valve
- Ground pads/lugs
- Nitrogen blanket
- 65 degree C rise
Optional Features
- Environmentally friendly, high fire-point FR3 oil (KNAN)
- Copper windings
- Key interlock provisions
- Stainless steel tank
- Gauges with contacts
- Externally accessible drain and sample valve
- External gauge package
- Lid-mounted pressure relief device
- Sudden pressure relay
- Lightning arresters
- Viewing windows in cabinet
- 55/65 degree C rise
- Step-up solar and wind duty design
- Electrostatic shielding
- K-rated design
Get Started
We make it easy to get a quote and order a transformer. Follow the steps below to get started.
01
Call or fill out the form below to get a quote. Most quotes are turned around the same or next-day.
02
Send us a purchase order, or give us a credit card number, and your dedicated customer service rep will send you an order confirmation and answer any questions you may have.
03
We’ll handle all transportation and logistics. Maddox has the shortest lead times in the industry so you can get the power on when you need it.
Get Started
We make it easy to get a quote and order a transformer. Follow the steps below to get started.
01
Call or fill out the form below to get a quote. Most quotes are turned around the same or next-day.
02
Send us a purchase order, or give us a credit card number, and your dedicated customer service rep will send you an order confirmation and answer any questions you may have.
03
We’ll handle all transportation and logistics. Maddox has the shortest lead times in the industry so you can get the power on when you need it.
Get A Quote
Fill out the form and a member of our team will get back to you as soon as possible. Our average response time during business hours is 30 minutes.