SIRIUS 3RF2 Solid-State Relays & Contactors

Siemens SIRIUS 3RF2 Solid-State Relays (SSRs) are suitable for surface mounting on existing cooling surfaces. 3RF2 SSRs, which do not include a heat sink, provide quick and easy mounting with two screws. The capacity reaches up to 88A on resistive loads, depending on the heat sink. The SSRs come in single-phase relays with a width of 22.5mm or 45mm or a three-phase relay with a width of 45mm. Siemens SIRIUS 3RF2 Solid-State Contactors feature an integrated heat sink and are available in a single-phase version with currents up to 70A or a three-phase version with currents up to 50A.

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Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Siemens Contactors - Solid State 24/230V,22MM SSZP CON,10A,SPRG,110/230V 1In Stock
193,66 €
164,44 €
161,85 €
159,36 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,10A,230V,24VDC COIL,RING ZP 5In Stock
169,70 €
143,83 €
141,72 €
138,31 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,45MM,20A,230V,110-230VAC,SCW ZP 1In Stock
116,76 €
97,66 €
95,72 €
93,34 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,45MM,50A,600V,24VDC COIL,SCW ZP 1In Stock
176,70 €
150,37 €
148,18 €
144,63 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,30A,48-600V,3P,4-30VDC,ZP,RT 1In Stock
341,67 €
299,99 €
295,75 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State 24-230V,22MM SSIS CON,40A,SCRW,24VDC 3In Stock
216,68 €
185,21 €
181,68 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State 24-230V,22MM SSIS CON,30A,SCRW,24VDC 1In Stock
188,88 €
160,38 €
157,86 €
155,42 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,22.5MM,50A,600V,24VDC-C,RING ZP 22In Stock
223,37 €
194,56 €
180,74 €
177,93 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,20A,600V,4-30VDC,SCREW ZP 9In Stock
192,55 €
168,83 €
166,19 €
163,63 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,45MM,50A,460V,24VDC COIL,SCW ZP 3In Stock
134,79 €
108,81 €
107,20 €
105,02 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,22.5MM,20A,230V,4-30VDC,SCW CON 3In Stock
121,74 €
102,26 €
100,76 €
98,71 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,22.5MM,30A,230V,24VDC-C,RING ZP 3In Stock
132,42 €
111,22 €
109,58 €
107,35 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,22.5MM,30A,460V,24VDC-C,RING ZP 2In Stock
148,60 €
126,56 €
124,72 €
122,19 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,30A,48-600V,3P,4-30VDC,ZP,SCREW 2In Stock
341,67 €
299,98 €
295,75 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,55A,48-600V,3P,4-30VDC,ZP,SCREW 4In Stock
313,62 €
275,37 €
271,48 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,55A,48-600V,3P,4-30VDC,ZP,SCREW 2In Stock
423,85 €
384,79 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,10A,230V,24VDC-C,SCW ZP 6In Stock
164,97 €
145,19 €
143,09 €
139,68 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,10A,460V,24VDC COIL,SCW ZP 2In Stock
182,60 €
154,77 €
152,51 €
148,85 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,10A,480V,4-30VDC,SCREW ZP 1In Stock
182,63 €
154,77 €
152,51 €
148,85 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SSC,10A,48-600V,ZERO,SCRW,4-30VDC COIL 5In Stock
185,31 €
162,16 €
159,62 €
157,18 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State 20A 460V SSC ZERO W/SCREW, 24VDC COIL 3In Stock
185,31 €
162,16 €
159,62 €
157,18 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SS CONTACTOR,20A,460V,30VDC 1In Stock
272,55 €
236,04 €
232,67 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State 400/600V,22MM,SSZP,CON,20A,SPRG,24VDC 3In Stock
241,94 €
206,77 €
202,82 €
Min.: 1
Mult.: 1
Siemens Contactors - Solid State SEMICONDUCTOR CONTACTOR 3RF2 2In Stock
316,84 €
275,57 €
271,64 €
Min.: 1
Mult.: 1
Siemens Solid State Relays - SSRs SS RELAY,22.5MM,50A,460V,24VDC-C,RING ZP
3Expected 10/26/2026
142,79 €
137,39 €
135,39 €
132,14 €
Min.: 1
Mult.: 1