Siemens
Siemens 3RF3320-1AA45 Solid-State Contactor 20A 48-600V AC | SSR for Heaters
Siemens 3RF3320-1AA45 Solid-State Contactor 20A 48-600V AC | SSR for Heaters
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The Siemens 3RF3320-1AA45 solid-state contactor switches heaters and resistive loads silently and without wear. Because it has no moving contacts it can be switched thousands of times per hour by temperature controllers and PLCs, giving precise temperature control in plastic machines, ovens and packaging lines.
Key features
- No moving parts – unlimited switching cycles
- Silent operation
- Zero-cross switching reduces EMI
- Integrated heat sink
Technical specifications
| Brand | Siemens |
|---|---|
| Part number / model | 3RF3320-1AA45 |
| Device type | Solid-state contactor (semiconductor) |
| Rated current | 20 A |
| Load voltage | 48–600 V AC |
| Control voltage | 4–30 V DC |
Typical applications
- Plastic injection and extrusion heaters
- Industrial ovens
- Packaging and sealing machines
Buy Siemens 3RF3320-1AA45 in Egypt
Spark Egypt is a trusted source for original Siemens products such as the 3RF3320-1AA45 solid-state contactor, serving contractors, OEMs, panel builders, facility managers and home owners with tax invoices and fast delivery to Cairo, Giza, New Cairo, 6th of October, Sheikh Zayed, the New Administrative Capital, Alexandria, the Delta, the Canal cities and Upper Egypt. Contact our sales team to confirm selection, compatible accessories and project pricing.
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