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IR33C7HB0E Carel | Carel IR33 Panel Mount PID Temperature Controller, 76.2 x 34.2mm, 4 Output Relay, 115 → 230 V ac Supply Voltage | 745-8011 | RS Components
IR33V7LR20 Carel | Carel IR33 Panel Mount PID Temperature Controller, 76.2 x 34.2mm, 1 Output Relay, 12 → 24 V ac Supply Voltage | 745-7949 | RS Components