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Padmount Transformers

Ground-level, enclosed transformers designed for underground distribution systems. Ideal for commercial, residential, and institutional applications where aesthetics and safety matter.

Quick Specs

Capacity Range
75 kVA – 10,000 kVA
Primary Voltage
4.16 kV – 34.5 kV
Secondary Voltage
120/240V – 480Y/277V
Phases
Single Phase & Three Phase
Cooling
ONAN (Oil Natural Air Natural)

Technical Specifications

Capacity Range
75 kVA – 10,000 kVA
Primary Voltage
4.16 kV – 34.5 kV
Secondary Voltage
120/240V – 480Y/277V
Phases
Single Phase & Three Phase
Cooling
ONAN (Oil Natural Air Natural)
Insulation
65°C or 55°C Rise
Standards
IEEE C57.12.00, DOE 10 CFR 431
BIL Ratings
95 kV – 200 kV

Standard Features

  • Dead-front construction for enhanced safety
  • Tamper-resistant cabinet design
  • Loop or radial feed capability
  • Bay-o-net fusing standard
  • Stainless steel or painted cabinet options
  • Removable access panels for easy maintenance
  • Parking stand provisions
  • Ground pads with lifting lugs

Applications

Commercial Developments

Shopping centers, office parks, and retail locations requiring reliable underground power.

Residential Subdivisions

Underground residential distribution systems with aesthetic considerations.

Industrial Facilities

Manufacturing plants, warehouses, and distribution centers.

Institutional

Schools, hospitals, government buildings, and university campuses.

Frequently Asked Questions

What is a padmount transformer?

A padmount transformer is a ground-level, enclosed transformer used in underground electric power distribution. It sits on a concrete pad and features a locked steel cabinet for safety and tamper resistance.

What sizes of padmount transformers are available?

FluxCo offers padmount transformers from 75 kVA to 10,000 kVA (10 MVA) in both single-phase and three-phase configurations to meet various load requirements.

Are your padmount transformers DOE compliant?

Yes, all our padmount transformers meet or exceed DOE 2016 efficiency standards (10 CFR 431). We can provide efficiency documentation and compliance certificates.

What is the lead time for padmount transformers?

Lead times vary based on specifications and current inventory. Standard units may be available from stock, while custom configurations typically take 16-24 weeks. Contact us for current availability.

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