• Siemens SIRIUS Accessories for 3RQ4 Narrow Coupling Relays
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Siemens SIRIUS Accessories for 3RQ4 Narrow Coupling Relays

Siemens SIRIUS Accessories for 3RQ4 Narrow Coupling Relays

Isolation plates, connecting combs, clip-on labels and replacement plug-in relays for SIRIUS 3RQ4 narrow coupling relays.

Key features

  • Galvanic isolation plates for separating devices of different potentials
  • Connecting combs 2-, 4-, 8- and 16-pole, infeed max. 10 A
  • White clip-on labels 5 x 5 mm and 6 x 12 mm
  • Replacement plug-in relays for 3RQ41.8 coupling relays

Specifications

Brand line SIRIUS
Suitable for 3RQ4 coupling relays
Source Siemens Catalog IC 10 · 2026, p. 423
3RQ4900-0A Item: Galvanic isolation plate | Version: Separation of different potentials | PU: 10 units
3RQ4901-0A Item: Connecting comb | Version: 2-pole, max. 10 A | PU: 10 units
3RQ4901-0B Item: Connecting comb | Version: 4-pole, max. 10 A | PU: 10 units
3RQ4901-0C Item: Connecting comb | Version: 8-pole, max. 10 A | PU: 10 units
3RQ4901-0D Item: Connecting comb | Version: 16-pole, max. 10 A | PU: 10 units
3RQ4902-0A Item: Clip-on labels, white | Version: 5 x 5 mm | PU: 200 units
3RQ4902-0B Item: Clip-on labels, white | Version: 6 x 12 mm | PU: 120 units
3RQ4914-7BM00 Item: Replacement relay | Version: 1 CO AgSnO2, for 3RQ4118-.AM00/.AB00 | PU: 15 units
3RQ4914-7BM02 Item: Replacement relay | Version: 1 CO gold-plated, 3RQ4118-.AM01/.AB01 | PU: 15 units
3RQ4914-7BQ00 Item: Replacement relay | Version: AgSnO2, for 3RQ4128-.AB30 | PU: 20 units
3RQ4914-7BP00 Item: Replacement relay | Version: 1 CO AgSnO2, 3RQ4118-.AE00/.AF00 | PU: 15 units
3RQ4914-7BP02 Item: Replacement relay | Version: 1 CO gold-plated, 3RQ4118-.AE01/.AF01 | PU: 15 units
AccessoriesSiemens
12 product codes available in this family
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Siemens SIRIUS Accessories for 3RQ4 Narrow Coupling Relays

Brand Siemens·Accessories

Available part numbers (12)

3RQ4900-0A, 3RQ4901-0A, 3RQ4901-0B, 3RQ4901-0C, 3RQ4901-0D, 3RQ4902-0A, 3RQ4902-0B, 3RQ4914-7BM00, 3RQ4914-7BM02, 3RQ4914-7BQ00 + 2 more — see full table ↓

How to order

Send the Siemens part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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RFQ List (0)
Product codeSpec
3RQ4900-0AItem: Galvanic isolation plate | Version: Separation of different potentials | PU: 10 units
3RQ4901-0AItem: Connecting comb | Version: 2-pole, max. 10 A | PU: 10 units
3RQ4901-0BItem: Connecting comb | Version: 4-pole, max. 10 A | PU: 10 units
3RQ4901-0CItem: Connecting comb | Version: 8-pole, max. 10 A | PU: 10 units
3RQ4901-0DItem: Connecting comb | Version: 16-pole, max. 10 A | PU: 10 units
3RQ4902-0AItem: Clip-on labels, white | Version: 5 x 5 mm | PU: 200 units
3RQ4902-0BItem: Clip-on labels, white | Version: 6 x 12 mm | PU: 120 units
3RQ4914-7BM00Item: Replacement relay | Version: 1 CO AgSnO2, for 3RQ4118-.AM00/.AB00 | PU: 15 units
3RQ4914-7BM02Item: Replacement relay | Version: 1 CO gold-plated, 3RQ4118-.AM01/.AB01 | PU: 15 units
3RQ4914-7BQ00Item: Replacement relay | Version: AgSnO2, for 3RQ4128-.AB30 | PU: 20 units
3RQ4914-7BP00Item: Replacement relay | Version: 1 CO AgSnO2, 3RQ4118-.AE00/.AF00 | PU: 15 units
3RQ4914-7BP02Item: Replacement relay | Version: 1 CO gold-plated, 3RQ4118-.AE01/.AF01 | PU: 15 units

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