Better World
Siemens SIRIUS 3RT Size S2, 3RT2 Contactor, 24 V dc Coil, 3-Pole, 40 A, 18.5 kW, 2NC + 2NO
- RS Stock No.:
- 211-3687
- Mfr. Part No.:
- 3RT2035-1KB44-3MA0
- Brand:
- Siemens
Subtotal (1 unit)*
£201.50
(exc. VAT)
£241.80
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 3 unit(s) shipping from 27 October 2025
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Units | Per unit |
|---|---|
| 1 + | £201.50 |
*price indicative
Better World
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- RS Stock No.:
- 211-3687
- Mfr. Part No.:
- 3RT2035-1KB44-3MA0
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Coil Voltage | 24 V dc | |
| Number of Poles | 3 | |
| Contact Current Rating | 40 A | |
| Series | Size S2, 3RT2 | |
| Range | SIRIUS 3RT | |
| Power Rating | 18.5 kW | |
| Function | Reversing | |
| Normal State Configuration | 2NC + 2NO | |
| Better World Product | Yes | |
| Better World Claim | Low carbon manufacture | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Coil Voltage 24 V dc | ||
Number of Poles 3 | ||
Contact Current Rating 40 A | ||
Series Size S2, 3RT2 | ||
Range SIRIUS 3RT | ||
Power Rating 18.5 kW | ||
Function Reversing | ||
Normal State Configuration 2NC + 2NO | ||
Better World Product Yes | ||
Better World Claim Low carbon manufacture | ||
- COO (Country of Origin):
- DE
The Siemens SIRIUS 3RT2 series is a power contactor for switching motors. It has a size of S2. It has power rating of 18.5 kW. The design of surge suppressor is with varistor. The type of electrical connection for main current circuit and for auxiliary and control current circuit is through screw terminal and it also has captive auxiliary switch. They offer convincing performance from a compact design with high contact reliability. They can be combined with a variety of other components in the load feeder. The contactors offer the best connection to the automation level for every application direct or via PLC input. The contactor are climate-resistant and approved for worldwide use e.g. IEC and UL/CSA.
Mounting type is screw and Snap-On mounting
Ambient operating temperature is -25 to +60 °C
Ambient operating temperature is -25 to +60 °C
