Unison
Thyristor Power Controllers
Phase angle SCR controllers and temperature controllers.
Unison is an Indian manufacturer of solid state relays and thyristor power controllers for industrial heating and process control, with no moving parts. SSC Control is an authorised Unison partner, supplying the full range with genuine products, warranty and technical support across Gujarat and India.
Controller Lineup
Power & Temperature Controllers
SCR Power Controller
Model 901 Thyristor Controller
Microcontroller based single phase thyristor power controller with 4 to 20mA or 0 to 10V input and phase angle firing, from 25A to 200A.
- Firing: phase angle control
- Load: 25 / 40 / 50 / 90 / 150 / 200 A
- Output: 90 to 480 V AC auto detect
- Input: 4 to 20 mA or 0 to 10 V DC
- Isolation: 6 kV input to output
- 45mm body, DIN rail / panel with heat sink
Modbus SSR Controller
Model 901 Temperature Controller
Zero cross SSR with inbuilt PID temperature controller and RS485 Modbus communication, networking directly to HMI or PLC.
- Inbuilt PID control, heat or heat and cool
- Input: J / K thermocouple, RTD optional, with CJC
- Communication: RS485 Modbus RTU
- Output: 24 to 600 V AC at 90 A, zero cross
- External CT for current and load failure indication
- 45mm body, DIN rail / panel
Genuine Unison
Authentic Unison products with full manufacturer warranty.
Authorised Unison Partner
SSC Control is an authorised channel partner for Unison.
Stock & Fast Delivery
Ready availability from our Ahmedabad and Baroda bases across Gujarat.
Application Sizing
SSR and thyristor sizing support from our engineering team.
Need a power controller?
Our team can match the thyristor or temperature controller to your process.