Welding Controls
Modern resistance welding controls for direct current (MFDC) technology — covering the full power range from compact micro welding to high-current industrial applications.
Authorized Partner
Kočevar d.o.o. supplies and integrates the complete range of Harms & Wende and Bosch Rexroth welding controls. We offer technical consulting, integration, commissioning, and after-sales support for every system listed below.
Direct Current Technology

Direct current technology
PXC7100
Key specifications
- Clock frequency 1–2 kHz
- Power class: 60 kVA
- Secondary voltage 8.9 V
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Direct current technology
PRC7300
Key specifications
- Clock frequency 1 kHz
- Power classes: from 130 kVA (depending on version)
- Secondary voltage from 8.9 V (depending on version)
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Direct current technology
iSpot
Key specifications
- Clock frequency 10–15 kHz
- Power classes: 0.5 kA, 1 kA, 4 kA and 8 kA
- Secondary voltage 8.0–10.0 V (depending on power class)
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Direct current technology
Primus
Key specifications
- Clock frequency 10 kHz
- Power classes: 5 kA and 10 kA
- Secondary voltage 11.1 V
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Direct current technology
Genius
Key specifications
- Clock frequency 1 kHz
- Power classes: from 42 kVA (depending on version)
- Secondary voltage from 4.0 V (depending on version)
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Alternating Current Technology

Alternating current technology
KT-SST-AC0C4-230
Key specifications
- Clock frequency 50 Hz
- Power class: 4.0 kVA (higher on request)
- Power supply 230 V / 16 A
- Weight approx. 22 kg
- Integrated transformer, air-cooled
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Alternating current technology
High Current Switch
Key specifications
- Up to 5 welding heads from one inverter
- Contactless switching via thyristors
- PLC controlled, no moving parts
- Very short switching cycles, water-cooled
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