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Siemens 5ST3042
Undervoltage Release, 2NO, 24 VDC
Product Description
The Undervoltage Release, 2NO, 24 VDC is a reliable solution designed for use with various supplementary protectors such as 5SP4, 5SY4, and 5SY5. This device is not UL rated but offers a power consumption of 1 mW. It is compatible with miniature circuit breakers like 5SL4, 5SY, 5SP RCBO 5SU1, FI 5SV. For optimal use, it requires the handle coupler 5ST3805-1.
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Offer details
- Offer from:
Trusted supplier — United Kingdom, member since 2021 - Availability:
- 5 pcs.Updated at: 31-10-2025In-Stock
- Warranty:
- Not specified
- Condition:
- New Factory Sealed
Specifications
- Brand
- Siemens
- Delayed
- Voltage type for actuating
- DC
- Suitable for overload relay
- Suitable for off-load switch
- Suitable for motor safety switch
- Suitable for power circuit breaker
Available Offers
(4)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
 | Condition New Factory Sealed | Availability 5 pcs. Updated at: 31-10-2025In-Stock | SupplierUnited KingdomTrusted supplier — member since 2021 | Warranty Not specified | |
:fill(white):quality(80)/media/thumbor) | Condition New Factory Sealed | Availability 5 pcs. Updated at: 17-09-2026In-Stock | Supplier PolandTrusted supplier — member since 2023, 50–99 employees | Warranty 24 months | |
| Condition New Factory Sealed | Availability On requestLead time: 3 days | Supplier GermanyTrusted supplier — member since 2024 | Warranty Not specified | |
 | Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier ItalyTrusted supplier — member since 2021, 10–19 employees | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Siemens 5ST3042, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 31-10-2025
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