call-answer (49) 7181 7005 0 noun_18959 (49) 7181 7005-565 Visit website

Rosenstraße 44
Winterbach, 73650

Open Google map


Key Contact Personnel:
Regional Sales Management Europe Nordic,
North America, Baltics, Russia: Dave

Regional Sales Management Europe Mediterranean,
South America, Middle East, Africa:

Regional Sales Management Europe Central,
Europe East, BeNeLux: Peter

Regional Sales Management Asia,
Pacific: David

Year Founded: 1921
Total Number of Employees: 2,100
Total Annual Sales: EUR 345 million
Quality Certifications: ISO 9001:2015, ISO 14001:2015, OHSAS 18001:2007
Major Export Markets Served: Worldwide
Range of Products Offered: Development, manufacture and sale of products and system solutions for power transmission and power distribution from 110 V up to 1,100 kV.
Application Range: Cable Systems, Substations, Overhead Lines, Renewables, Railway, Industry, Emergency Services




OHL System Solutions: “everything between conductor and tower”

Insulator Strings: Complete tension and suspension strings including insulators, fittings and accessories.
Compact Line Solutions: Innovative assemblies designed for the most demanding applications.
Aesthetic Solutions: Design and manufacture of insulators and fittings to meet the aesthetic and creative objectives of architecturally designed lines.
ERS Solutions: Insulators and fittings for Emergency Restoration Systems.
Conductor Motion Control: Spacer Dampers, Stockbridge Dampers, Interphase Spacers, Vibration Recorder.
Consulting and Services:
• Electrical Field Calculation
• Mechanical FEM Simulation
• Corona Discharge detection and evaluation
• IR inspection, detection and evaluation
• Conductor vibration measurement and evaluation
Current state assessment of Insulators: electrical, mechanical and material laboratory analysis


We design and manufacture solid and hollow core HTV Silicone composite and ceramic insulators for AC and DC applications across all voltage and mechanical strength classes, according to international standards and customer specifications.
Long-Rod (Suspension) Insulators
ANSI Porcelain Suspension (Disc) Insulators
Line-Post Insulators
Medium Voltage Insulators
Railway Insulators
Station Post Insulators
Insulators for GI Bushings
Switch and Busbar Insulators
Insulators for Surge Arresters
Insulators for Cable Terminations
Insulators for DC Converter Stations

Accessories for Cables, Transformers & GIS

Connection Systems: Sockets for transformers and GIS, dry-type pluggable cable terminations, -bushings, -surge arresters, -casted joints, product systems for testing and protection, link boxes, GIS SF6 outdoor bushing
Terminations: Self-supporting dry-type terminations with integrated surge arrester, self-supporting dry-type terminations for substations and transmission towers, flexible dry-type terminations for substations, conventional cable terminations (silicone and porcelain)
GI Bushings: Ceramic and HTV silicone rubber composite, all voltage classes
Joints: Slip-on joints with different shielding designs, with or without bonding or grounding cable
Services: Global installation services, global training and cable system projects.




Sales Representation in Foreign Markets

Contact head office for representative details by country or visit our website

Location of manufacturing plants:

USA, Germany, Argentina, Czech Republic, Italy, Poland, Romania, Spain, United Kingdom