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Thyristor Controllers

United Automation is one of the UK’s leading Designers and Manufacturers of Industrial Power Control products. Product categories include; HVAC Thyristor Controllers, Fan Speed Controllers, Thyristors, Power Factor Correction Thyristor Capacitors, So... more >>
PPI manufactures a complete range of thyristor controllers used primarily to control heater batteries in HVAC systems. With either 0-10V or 4-20mA input all PPI units are self powered so the need for an external 24V supply is removed
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