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Siemens 3RV2021-4BA20
MSP S0 Circuit Breaker for Motor Protection, CLASS 10
Product Description
The MSP S0 Circuit Breaker is an essential component in motor protection systems. This Class 10 rated circuit breaker offers A-release ratings from 14 to 20A and N-release ratings up to 260A. The spring-type terminal ensures reliable connection, while the standard switching capacity allows for seamless integration into various applications.
This product is ideal for motor protection in industrial settings where safety and reliability are paramount. Its robust design and high switching capacity make it a versatile solution for a wide range of applications.
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Offer details
- Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees - Availability:
- On requestLead time: 21 days
- Warranty:
- Not specified
- Condition:
- New Surplus
Specifications
- Brand
- Siemens
- Pole number
- 3
- Manner of using
- Toggle
- Protection type IP
- IP20
- Release system
- magnetic
- Sensitive to phase failure
- Description of product type
- 3RV2
Available Offers
(17)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
| Condition New Surplus | Availability On requestLead time: 21 days | SupplierRomaniaTrusted supplier — member since 2023, 1–4 employees | Warranty Not specified | |
 | Condition New Surplus | Availability 5 pcs. Updated at: 15-09-2026In-Stock | Supplier GermanyTrusted supplier — member since 2024 | Warranty 24 months | |
| Condition Refurbished | Availability 1 pc. Updated at: 15-09-2026In-Stock | SupplierGermanyTrusted supplier — member since 2024 | Warranty 24 months | |
 | Condition Used | Availability 2 pcs. Updated at: 18-09-2026In-Stock | SupplierGermanyTrusted supplier — member since 2025, 5–9 employees | Warranty 6 months | |
 | Condition New Surplus | Availability 2 pcs. Updated at: 18-09-2026In-Stock | SupplierGermanyTrusted supplier — member since 2025, 5–9 employees | Warranty 12 months | |
| Condition New Surplus | Availability 1 pc. Updated at: 10-03-2026In-Stock | SupplierGermanyTrusted supplier — member since 2022 | Warranty 1 month |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Siemens 3RV2021-4BA20, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 22-08-2026
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