• Full line of DC Power Systems & Products
• DC Charging System by Hindle
• Substation Racks & Outdoor Enclosures

Delta Star Transformers:
Lynchburg, VA, San Carlos, CA, Canada ~ www.deltastar.com

• Medium Power Transformers up to 150 MVA & 230kV
• Mobile Substations & Portable Substation Equipment
• Skid-Mount Substations
• Mobile Substation Repair & Reconditioning
• Transformer Field Service

Electrical Technologies Field Services:
Golden, CO ~ www.electrical-technologies.com

• Turnkey Installation Service for all Manufacturers’ Transformer Equipment
• Assembly, Vacuum Dry-Out, Oil Processing & Oil Filling under Vacuum
• Full Field Acceptance & Maintenance Testing Services
• Repair & Field Service Warranty Provider
• New Processing Trailers w/on board Tier 4 Generators & Online Dew Point Monitoring
• Certified 765kV Equipment Class
• Best Safety Rating in the Industry

Passive Cooling Chamber:
Golden, CO ~ www.electrical-technologies.com

• Protects batteries from destructive temperature extremes
• Double or triple battery life in hot weather
• Insure at least 80% capacity in the cold
• Fully insulated interior design with R-20 insulation
• Includes two racks that are tiered and draw out for easy maintenance
• Passive cooling/heating reservoir & radiator filled with regular water
• Comes standard with a hydrogen venting system
• Standard PCC designed for 300 amp/hr battery systems and lower
• Optional Battery Charger cabinet mounted to side of PCC enclosure

• High quality Instrument Transformers since 1947
• Current Transformers – Type AGU
• Inductive Voltage Transformers – Type VPU
• Capacitor Voltage Transformers – Type VCU
• Combined Transformers – Type VDU
• Power Voltage Transformers – Type VPT

MindCore Technologies: Montreal, Canada ~ www.mindcoretech.com

• Substation disconnect switches from 15kV to 800kV (100A to 4000A)
• Vertical break, double side break, center break, & side break

OTC Services: Louisville, OH ~ www.otcservices.com

• Transformer Repair up to 100 MVA & 825kV BIL
• Furnace and Rectifier Transformer Repair
• Reconditioning Services – Transformers

Royal Smit Transformers:
Nijmegen, The Netherlands ~ www.smitusa.com

• Large Power Transformers up to 1000 MVA & 800kV
• Autotransformers, GSU Transformers, Three Winding Transformers
• Fixed & Variable Shunt Reactors
• Phase Shifting Transformers

TPC Wire & Cable: Macedonia, OH ~ www.tpcwire.com

• Extremely flexible Medium Voltage Cables (5kV to 35kV)
• Custom cut lengths with no minimums required
• Terminations by factory-certified installers to provide a plug and play solution
• Storage and Deployment Solutions
• Deep inventory for significantly reduced lead times

Weidmann:
Johnsbury, VT, Houston, TX, Sacramento, CA ~ www.weidmann-electrical.com

• Insulation Technology            
• Monitoring Equipment
• Transformer Accessories
• Laboratory Services/Oil Analysis