Siemens 3RF2440-1AB45 3-Phase Solid-State Contactor — 40A, 48-600V AC
Siemens 3RF2440-1AB45 3-phase solid-state contactor.
The Siemens 3RF2440-1AB45 is a 3-phase solid-state contactor from the 3RF2 series, rated for AC 51 / 40 A at 40°C. It operates with a main circuit voltage of 48-600V AC and features 2-phase control with a DC input range of 4-30V. The contactor has a blocking voltage of 1200V and uses screw terminals.
This solid-state contactor is engineered for applications requiring reliable, silent, and wear-free switching of loads up to 40A. It is commonly used in motor control, HVAC, and general industrial automation where precise control is needed.
Stanlo Automation, a veteran-owned supplier of surplus industrial automation components, offers the Siemens 3RF2440-1AB45. We specialize in providing quality, cost-effective solutions for your automation needs.
| Manufacturer | Siemens |
| Part Number | 3RF2440-1AB45 |
| Type | Solid-State Contactor |
| Series | 3RF2 |
| Switching Current (AC-51) | 40 A |
| Rated Operational Voltage (AC) | 48-600 V |
| Control Voltage (DC) | 4-30 V |
| Control Type | 2-phase controlled |
| Poles | 3 |
| Blocking Voltage | 1200 V |
| Temperature Rating | 40 °C |
| Terminal Type | Screw |