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It Is Applicable To Carel Temperature Controller, Ir33 Series,ir33z7hr20 220v, Four Relays - Flanges - AliExpress
IR33Z7HR20 Carel | Carel IR33 Panel Mount PID Temperature Controller, 76.2 x 34.2mm, 4 Output Relay, 115 → 230 V ac Supply Voltage | 783-4702 | RS Components
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