Industrial Relays from Siemens
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Industrial Relays from Siemens
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 Siemens 3RA29422F 3RA2942-2F Base plate, S3-S3-S2 with side-by-side mounting 3RA2942-2F
Base plate for mounting combinations of three contactors (3x3RT2.4 or 2x3RT2.4 and 1x3RT2.3) for star-delta starting. Simple, efficient, always up-to-date - the SIRIUS modular system.Lieske Part No.: 324714 Mfg Part No: 3RA29422F Type: 3RA2942-2F |
53,06 EUR
 ≈ £45.26 | ≈ $60.44
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Siemens 3RB31434UD0 SIEM 3RB3143-4UD0 overload relay 12.5-50 S3, Class 5E-30E contactor mounting
Lieske Part No.: 425324 Mfg Part No: 3RB31434UD0 Type: 3RB3143-4UD0 |
361,35 EUR
≈ £308.23 | ≈ $411.58
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Siemens 3RF20201AA02 3RF2020-1AA02 SSRs, 3RF2 24-230V / DC24V
Solid state relay, 1-phase 3RF2 Width 45 mm, 20 A 24-230 V / DC 24 V screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 665020 Mfg Part No: 3RF20201AA02 Type: 3RF2020-1AA02 |
57,22 EUR
≈ £48.81 | ≈ $65.17
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Siemens 3RF20201AA04 3RF2020-1AA04 SSRs, 45mm 20A 48-460V / DC24V
Solid-state relay, 1-phase 3RF2 Width 45 mm, 20 A 48-460 V / DC 24 V screw connection Solid-state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 946144 Mfg Part No: 3RF20201AA04 Type: 3RF2020-1AA04 |
64,15 EUR
≈ £54.72 | ≈ $73.07
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Siemens 3RF20201AA22 3RF2020-1AA22 SSRs, 3RF2 24-230V / 110-230VAC
Solid state relay, 1-phase 3RF2 Width 45 mm, 20 A 24-230 V / 110-230 V AC Screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a ... Lieske Part No.: 181693 Mfg Part No: 3RF20201AA22 |
65,54 EUR
≈ £55.91 | ≈ $74.65
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Siemens 3RF2020-1AA24 solid state relay 45mm 20A 48-460V/110-230VAC
Solid state relay, 1-phase 3RF2 Width 45 mm, 20 A 48-460 V / 110-230 V AC Screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a ... Lieske Part No.: 1582025 Mfg Part No: 3RF20201AA24 Type: 3RF2020-1AA24 |
72,96 EUR
≈ £62.23 | ≈ $83.10
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Siemens 3RF20201AA42 3RF2020-1AA42 SSRs, 3RF2 Baubr. 45mm, 20A 24-230V / 4-30V DC
Solid state relay, 1-phase 3RF2 Width 45 mm, 20 A 24-230 V / DC 4-30 V Screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 376577 Mfg Part No: 3RF20201AA42 Type: 3RF2020-1AA42 |
57,22 EUR
≈ £48.81 | ≈ $65.17
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Siemens 3RF20201AA45 3RF2020-1AA45 Halbleiterrelais 1ph B45mm 20A 48-600V/4-30VDC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 20 A 48-600 V / DC 4-30 V Schraubanschluss Sperrspannung 1200 V Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von ... Lieske Part No.: 498376 Mfg Part No: 3RF20201AA45 Type: 3RF2020-1AA45 |
68,90 EUR
≈ £58.77 | ≈ $78.48
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Siemens 3RF20301AA02 SSRs 3RF2030-1AA02, 30A Width 45mm 24-230V
Solid state relay, 1-phase 3RF2 Width 45 mm, 30 A 24-230 V / DC 24 V screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 135235 Mfg Part No: 3RF20301AA02 Type: 3RF2030-1AA02 |
59,60 EUR
≈ £50.84 | ≈ $67.88
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Siemens 3RF20301AA04 SSRs 3RF2030-1AA04, 30 45mm 230-460V/24VDC
Solid-state relay, 1-phase 3RF2 Width 45 mm, 30 A 48-460 V / DC 24 V screw connection Solid-state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 105504 Mfg Part No: 3RF20301AA04 Type: 3RF2030-1AA04 |
67,91 EUR
≈ £57.93 | ≈ $77.35
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Siemens 3RF20301AA06 3RF2030-1AA06 Halbleiterrelais 1ph B45mm 30A 48-600V/24VDC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 48-600 V / DC 24 V Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 1275410 Mfg Part No: 3RF20301AA06 Type: 3RF2030-1AA06 |
95,73 EUR
≈ £81.66 | ≈ $109.04
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Siemens 3RF20301AA22 3RF2030-1AA22 Halbleiterrelais 1ph B45mm 30A 24-230V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 24-230 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 488843 Mfg Part No: 3RF20301AA22 Type: 3RF2030-1AA22 |
68,71 EUR
≈ £58.61 | ≈ $78.26
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Siemens 3RF20301AA24 3RF2030-1AA24 Halbleiterrelais 1ph B45mm 30A 48-460V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 48-460 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 1275411 Mfg Part No: 3RF20301AA24 Type: 3RF2030-1AA24 |
76,82 EUR
≈ £65.53 | ≈ $87.50
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Siemens 3RF20301AA26 3RF2030-1AA26 Halbleiterrelais 1ph B45mm 30A 48-600V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 48-600 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 488844 Mfg Part No: 3RF20301AA26 Type: 3RF2030-1AA26 |
106,92 EUR
≈ £91.20 | ≈ $121.78
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Siemens 3RF20301AA42 3RF2030-1AA42 Halbleiterrelais 1ph B45mm 30A 24-230V/4-30VDC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 24-230 V / DC 4-30 V Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 494009 Mfg Part No: 3RF20301AA42 Type: 3RF2030-1AA42 |
59,60 EUR
≈ £50.84 | ≈ $67.88
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Siemens 3RF20301BA04 3RF2030-1BA04 Halbleiterrelais 1ph B45mm 30A 48-460V/24VDC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 30 A 48-460 V / DC 24 V Schraubanschluss momentanschaltend Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von ... Lieske Part No.: 494010 Mfg Part No: 3RF20301BA04 Type: 3RF2030-1BA04 |
67,91 EUR
≈ £57.93 | ≈ $77.35
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Siemens 3RF20501AA02 SSRs 3RF2050-1AA02, 50A Width 45mm 24-230V
Solid state relay, 1-phase 3RF2 Width 45 mm, 50 A 24-230 V / DC 24 V screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 626392 Mfg Part No: 3RF20501AA02 Type: 3RF2050-1AA02 |
64,85 EUR
≈ £55.32 | ≈ $73.86
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Siemens 3RF20501AA04 Solid state contactor 3RF2050-1AA04, 1-pha
Solid-state relay, 1-phase 3RF2 Width 45 mm, 50 A 48-460 V / DC 24 V Screw connection Solid-state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 978035 Mfg Part No: 3RF20501AA04 Type: 3RF2050-1AA04 |
74,94 EUR
≈ £63.92 | ≈ $85.36
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Siemens 3RF20501AA06 SIEM 3RF2050-1AA06 Solid state relay 3RF2 48-600V/DC24V 3RF2050-1AA06
Solid state relay, 1-phase 3RF2 Width 45 mm, 50 A 48-600 V / DC 24 V Screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 1427217 Mfg Part No: 3RF20501AA06 Type: 3RF2050-1AA06 |
104,94 EUR
≈ £89.51 | ≈ $119.53
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Siemens 3RF20501AA22 3RF2050-1AA22 Halbleiterrelais 1ph B45mm 50A 24-230V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 50 A 24-230 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 488845 Mfg Part No: 3RF20501AA22 Type: 3RF2050-1AA22 |
73,66 EUR
≈ £62.83 | ≈ $83.90
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Siemens 3RF20501AA24 3RF2050-1AA24 Halbleiterrelais 1ph B45mm 50A 48-460V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 50 A 48-460 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 1275412 Mfg Part No: 3RF20501AA24 Type: 3RF2050-1AA24 |
81,97 EUR
≈ £69.92 | ≈ $93.36
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Siemens 3RF20501AA26 3RF2050-1AA26 Halbleiterrelais 1ph B45mm 50A 48-600V/110-230VAC
Halbleiterrelais, 1-phasig 3RF2 Baubreite 45 mm, 50 A 48-600 V / 110-230 V AC Schraubanschluss Halbleiterrelais SIRIUS 3RF20 zum Schalten von ohmschen/induktiven Lasten, z. B. von Heizkörpern oder ... Lieske Part No.: 1275413 Mfg Part No: 3RF20501AA26 Type: 3RF2050-1AA26 |
114,84 EUR
≈ £97.96 | ≈ $130.80
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Siemens 3RF20501AA44 Solid State Relays 50A , Width 45mm 48-460V / 4-30VDC
Solid state relay, 1-phase 3RF2 Width 45 mm, 50 A 48-460 V / DC 4-30 V Screw connection Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators or valves in a bottling ... Lieske Part No.: 650778 Mfg Part No: 3RF20501AA44 Type: 3RF2050-1AA44 |
74,94 EUR
≈ £63.92 | ≈ $85.36
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Siemens 3RF20501AA45 3RF2050-1AA45 SSRs, 3RF2 48-600V / 4-30V DC
Solid state relay, 1-phase 3RF2 Width 45 mm, 50 A 48-600 V / DC 4-30 V Screw connection Blocking voltage 1200 V Solid state relay SIRIUS 3RF20 for switching resistive/inductive loads, e.g. radiators ... Lieske Part No.: 650196 Mfg Part No: 3RF20501AA45 Type: 3RF2050-1AA45 |
80,98 EUR
≈ £69.08 | ≈ $92.24
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Further Information: Industrie-Relais
In the Industrie-Relais section, Industry-Electronics offers a curated range of industrial components for professional use. Leading manufacturers such as Finder, Murrelektronik, Siemens ensure quality to current IEC and EN standards. This category belongs to the Industrie-Relais und Schütze section of the Industrial Material range at Industry-Electronics.
For a complete overview of the Industrial Material range, visit Industrial Material. Our specialist team is available for volume enquiries, project advice and standards queries: +49 (0)7666 / 88499-0, sales@industry-electronics.com.
Typical Applications
| ✓ Manufacturing Automation & Robotics | ✓ Process Control & SCADA |
| ✓ Mechanical Engineering & Special-Purpose Machines | ✓ Power & Utility Technology |
| ✓ Food & Pharmaceutical Industry | ✓ Intralogistics & Conveyor Technology |
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▶ Leading Brands Siemens, Schneider Electric, Phoenix Contact, Weidmüller, WAGO, Eaton, ABB and Beckhoff – all from one source. | ▶ Complete B2B Range From PLC systems and switchgear to safety relays and industrial connectors. | ▶ B2B Expert Advice Our team advises on sizing, standards compliance and system integration – from component selection to project planning. |
▶ Volume Pricing & Framework Agreements Quantity tiers, project pricing and individual framework agreements for industrial customers and system integrators. | ▶ Fast Delivery Most items available from stock; express delivery available on request. | ▶ Standards-Compliant Quality All products meet applicable EN, IEC and VDE standards and Machinery Directive requirements. |