Need more information?
Siemens 3RS1800-2HP01
RELAY, 24VUC & 220-240VAC, 3CO, SPRING, GOLD
Product Description
This interface relay is designed for use in various applications where reliable switching is required. It operates with an input voltage of 24VUC and supports 220-240VAC, making it versatile for different setups. The relay output is configured as a fixed relay with three change-over contacts, suitable for a variety of control functions.
With a compact width of 22.5 mm, the relay can be easily integrated into existing systems. Its design includes spring terminals, allowing for quick and secure connections. The relay is polarized and has a degree of protection rated at IP20, indicating its suitability for indoor use. The dimensions include a depth of 91 mm and a height of 103 mm.
This product does not come with a socket or detachable clamps, and does not feature forced-guided contacts. The switching attitude is mono stable, ensuring stable operation. It is important to note that this model is phased out, with the preferred successor being 3RQ2000-2CW01.
Need more information?
Offer details
- Offer from:
Trusted supplier — United Kingdom, member since 2021
- Availability:
- On requestLead time: 1–2 days
- Warranty:
- 12 months
- Condition:
- Used
Specifications
- Brand
- Siemens
- Complete with socket
- With detachable clamps
- Drive, polarization
- Polarized
- Degree of protection (IP)
- IP20
- Voltage type for actuating
- AC/DC
- With forced-guided contacts
Available Offers
(11)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
| Condition Used | Availability On requestLead time: 1–2 days | Supplier | Warranty 12 months | ||
| Condition Used | Availability On requestLead time: 1–2 days | Supplier | Warranty 12 months | ||
| Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier | Warranty 12 months | ||
| Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier | Warranty 12 months | ||
| Condition New Factory Sealed | Availability On requestLead time: 31 days | Supplier | Warranty 12 months | ||
| Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier | 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 3RS1800-2HP01, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 03-09-2026
Successor tree for 3RS1800-2HP01
Check whether 3RS1800-2HP01 has a manufacturer successor or predecessor and where it stands in its lifecycle. Signed-in users see the full successor tree with live offers for every alternative.
- Manufacturer lifecycle status: active, mature, phase-out or discontinued
- Direct and indirect successors mapped across product generations
- Predecessors, for maintaining older machines and lines

Market insights for 3RS1800-2HP01
Get real-time analytics and market data for 3RS1800-2HP01 and other products from the Contactors & Relays category to optimize your purchasing decisions
- Real-time stock availability data from 700 MRO distributors in Europe and USA
- Price analysis by condition (new, used, refurbished) with market median prices
- Critical component availability monitoring to prevent production downtime